cpython-lru_cache-weakref: Lib/test/test_sys

annotate Lib/test/test_sys_settrace.py @ 79675:c0a2294de787 2.7

Issue #16199: Backport 2to3 typo fix from 3.2.

author	Chris Jerdonek <chris.jerdonek@gmail.com>
date	Thu, 11 Oct 2012 16:15:46 -0700
parents	67be12ab8948
children	8c2635afbfe1

rev	line source
63269 ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	1 # Testing the line trace facility.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	2
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	3 from test import test_support
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	4 import unittest
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	5 import sys
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	6 import difflib
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	7 import gc
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	8
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	9 # A very basic example. If this fails, we're in deep trouble.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	10 def basic():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	11 return 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	12
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	13 basic.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	14 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	15 (1, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	16
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	17 # Many of the tests below are tricky because they involve pass statements.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	18 # If there is implicit control flow around a pass statement (in an except
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	19 # clause or else caluse) under what conditions do you set a line number
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	20 # following that clause?
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	21
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	22
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	23 # The entire "while 0:" statement is optimized away. No code
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	24 # exists for it, so the line numbers skip directly from "del x"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	25 # to "x = 1".
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	26 def arigo_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	27 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	28 del x
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	29 while 0:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	30 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	31 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	32
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	33 arigo_example.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	34 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	35 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	36 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	37 (5, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	38
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	39 # check that lines consisting of just one instruction get traced:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	40 def one_instr_line():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	41 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	42 del x
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	43 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	44
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	45 one_instr_line.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	46 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	47 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	48 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	49 (3, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	50
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	51 def no_pop_tops(): # 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	52 x = 1 # 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	53 for a in range(2): # 2
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	54 if a: # 3
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	55 x = 1 # 4
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	56 else: # 5
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	57 x = 1 # 6
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	58
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	59 no_pop_tops.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	60 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	61 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	62 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	63 (6, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	64 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	65 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	66 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	67 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	68 (2, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	69
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	70 def no_pop_blocks():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	71 y = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	72 while not y:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	73 bla
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	74 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	75
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	76 no_pop_blocks.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	77 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	78 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	79 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	80 (4, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	81
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	82 def called(): # line -3
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	83 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	84
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	85 def call(): # line 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	86 called()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	87
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	88 call.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	89 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	90 (-3, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	91 (-2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	92 (-2, 'return'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	93 (1, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	94
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	95 def raises():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	96 raise Exception
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	97
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	98 def test_raise():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	99 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	100 raises()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	101 except Exception, exc:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	102 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	103
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	104 test_raise.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	105 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	106 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	107 (-3, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	108 (-2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	109 (-2, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	110 (-2, 'return'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	111 (2, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	112 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	113 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	114 (4, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	115
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	116 def _settrace_and_return(tracefunc):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	117 sys.settrace(tracefunc)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	118 sys._getframe().f_back.f_trace = tracefunc
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	119 def settrace_and_return(tracefunc):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	120 _settrace_and_return(tracefunc)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	121
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	122 settrace_and_return.events = [(1, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	123
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	124 def _settrace_and_raise(tracefunc):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	125 sys.settrace(tracefunc)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	126 sys._getframe().f_back.f_trace = tracefunc
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	127 raise RuntimeError
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	128 def settrace_and_raise(tracefunc):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	129 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	130 _settrace_and_raise(tracefunc)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	131 except RuntimeError, exc:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	132 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	133
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	134 settrace_and_raise.events = [(2, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	135 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	136 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	137 (4, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	138
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	139 # implicit return example
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	140 # This test is interesting because of the else: pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	141 # part of the code. The code generate for the true
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	142 # part of the if contains a jump past the else branch.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	143 # The compiler then generates an implicit "return None"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	144 # Internally, the compiler visits the pass statement
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	145 # and stores its line number for use on the next instruction.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	146 # The next instruction is the implicit return None.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	147 def ireturn_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	148 a = 5
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	149 b = 5
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	150 if a == b:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	151 b = a+1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	152 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	153 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	154
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	155 ireturn_example.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	156 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	157 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	158 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	159 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	160 (6, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	161 (6, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	162
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	163 # Tight loop with while(1) example (SF #765624)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	164 def tightloop_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	165 items = range(0, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	166 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	167 i = 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	168 while 1:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	169 b = items[i]; i+=1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	170 except IndexError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	171 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	172
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	173 tightloop_example.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	174 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	175 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	176 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	177 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	178 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	179 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	180 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	181 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	182 (5, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	183 (6, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	184 (7, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	185 (7, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	186
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	187 def tighterloop_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	188 items = range(1, 4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	189 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	190 i = 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	191 while 1: i = items[i]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	192 except IndexError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	193 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	194
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	195 tighterloop_example.events = [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	196 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	197 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	198 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	199 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	200 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	201 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	202 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	203 (4, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	204 (5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	205 (6, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	206 (6, 'return')]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	207
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	208 def generator_function():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	209 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	210 yield True
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	211 "continued"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	212 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	213 "finally"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	214 def generator_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	215 # any() will leave the generator before its end
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	216 x = any(generator_function())
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	217
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	218 # the following lines were not traced
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	219 for x in range(10):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	220 y = x
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	221
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	222 generator_example.events = ([(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	223 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	224 (-6, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	225 (-5, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	226 (-4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	227 (-4, 'return'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	228 (-4, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	229 (-4, 'exception'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	230 (-1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	231 (-1, 'return')] +
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	232 [(5, 'line'), (6, 'line')] * 10 +
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	233 [(5, 'line'), (5, 'return')])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	234
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	235
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	236 class Tracer:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	237 def __init__(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	238 self.events = []
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	239 def trace(self, frame, event, arg):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	240 self.events.append((frame.f_lineno, event))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	241 return self.trace
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	242 def traceWithGenexp(self, frame, event, arg):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	243 (o for o in [1])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	244 self.events.append((frame.f_lineno, event))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	245 return self.trace
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	246
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	247 class TraceTestCase(unittest.TestCase):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	248
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	249 # Disable gc collection when tracing, otherwise the
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	250 # deallocators may be traced as well.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	251 def setUp(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	252 self.using_gc = gc.isenabled()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	253 gc.disable()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	254
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	255 def tearDown(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	256 if self.using_gc:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	257 gc.enable()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	258
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	259 def compare_events(self, line_offset, events, expected_events):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	260 events = [(l - line_offset, e) for (l, e) in events]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	261 if events != expected_events:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	262 self.fail(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	263 "events did not match expectation:\n" +
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	264 "\n".join(difflib.ndiff([str(x) for x in expected_events],
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	265 [str(x) for x in events])))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	266
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	267 def run_and_compare(self, func, events):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	268 tracer = Tracer()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	269 sys.settrace(tracer.trace)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	270 func()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	271 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	272 self.compare_events(func.func_code.co_firstlineno,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	273 tracer.events, events)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	274
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	275 def run_test(self, func):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	276 self.run_and_compare(func, func.events)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	277
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	278 def run_test2(self, func):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	279 tracer = Tracer()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	280 func(tracer.trace)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	281 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	282 self.compare_events(func.func_code.co_firstlineno,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	283 tracer.events, func.events)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	284
72707 16c4137a413c Enable the only tests for sys.gettrace Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 63269 diff changeset	285 def test_set_and_retrieve_none(self):
63269 ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	286 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	287 assert sys.gettrace() is None
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	288
72707 16c4137a413c Enable the only tests for sys.gettrace Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 63269 diff changeset	289 def test_set_and_retrieve_func(self):
63269 ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	290 def fn(*args):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	291 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	292
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	293 sys.settrace(fn)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	294 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	295 assert sys.gettrace() is fn
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	296 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	297 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	298
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	299 def test_01_basic(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	300 self.run_test(basic)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	301 def test_02_arigo(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	302 self.run_test(arigo_example)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	303 def test_03_one_instr(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	304 self.run_test(one_instr_line)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	305 def test_04_no_pop_blocks(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	306 self.run_test(no_pop_blocks)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	307 def test_05_no_pop_tops(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	308 self.run_test(no_pop_tops)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	309 def test_06_call(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	310 self.run_test(call)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	311 def test_07_raise(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	312 self.run_test(test_raise)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	313
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	314 def test_08_settrace_and_return(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	315 self.run_test2(settrace_and_return)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	316 def test_09_settrace_and_raise(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	317 self.run_test2(settrace_and_raise)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	318 def test_10_ireturn(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	319 self.run_test(ireturn_example)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	320 def test_11_tightloop(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	321 self.run_test(tightloop_example)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	322 def test_12_tighterloop(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	323 self.run_test(tighterloop_example)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	324
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	325 def test_13_genexp(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	326 self.run_test(generator_example)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	327 # issue1265: if the trace function contains a generator,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	328 # and if the traced function contains another generator
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	329 # that is not completely exhausted, the trace stopped.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	330 # Worse: the 'finally' clause was not invoked.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	331 tracer = Tracer()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	332 sys.settrace(tracer.traceWithGenexp)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	333 generator_example()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	334 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	335 self.compare_events(generator_example.__code__.co_firstlineno,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	336 tracer.events, generator_example.events)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	337
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	338 def test_14_onliner_if(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	339 def onliners():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	340 if True: False
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	341 else: True
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	342 return 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	343 self.run_and_compare(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	344 onliners,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	345 [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	346 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	347 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	348 (3, 'return')])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	349
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	350 def test_15_loops(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	351 # issue1750076: "while" expression is skipped by debugger
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	352 def for_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	353 for x in range(2):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	354 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	355 self.run_and_compare(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	356 for_example,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	357 [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	358 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	359 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	360 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	361 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	362 (1, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	363 (1, 'return')])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	364
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	365 def while_example():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	366 # While expression should be traced on every loop
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	367 x = 2
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	368 while x > 0:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	369 x -= 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	370 self.run_and_compare(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	371 while_example,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	372 [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	373 (2, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	374 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	375 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	376 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	377 (4, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	378 (3, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	379 (3, 'return')])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	380
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	381 def test_16_blank_lines(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	382 exec("def f():\n" + "\n" * 256 + " pass")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	383 self.run_and_compare(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	384 f,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	385 [(0, 'call'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	386 (257, 'line'),
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	387 (257, 'return')])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	388
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	389
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	390 class RaisingTraceFuncTestCase(unittest.TestCase):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	391 def trace(self, frame, event, arg):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	392 """A trace function that raises an exception in response to a
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	393 specific trace event."""
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	394 if event == self.raiseOnEvent:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	395 raise ValueError # just something that isn't RuntimeError
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	396 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	397 return self.trace
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	398
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	399 def f(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	400 """The function to trace; raises an exception if that's the case
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	401 we're testing, so that the 'exception' trace event fires."""
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	402 if self.raiseOnEvent == 'exception':
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	403 x = 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	404 y = 1 // x
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	405 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	406 return 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	407
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	408 def run_test_for_event(self, event):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	409 """Tests that an exception raised in response to the given event is
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	410 handled OK."""
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	411 self.raiseOnEvent = event
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	412 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	413 for i in xrange(sys.getrecursionlimit() + 1):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	414 sys.settrace(self.trace)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	415 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	416 self.f()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	417 except ValueError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	418 pass
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	419 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	420 self.fail("exception not thrown!")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	421 except RuntimeError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	422 self.fail("recursion counter not reset")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	423
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	424 # Test the handling of exceptions raised by each kind of trace event.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	425 def test_call(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	426 self.run_test_for_event('call')
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	427 def test_line(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	428 self.run_test_for_event('line')
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	429 def test_return(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	430 self.run_test_for_event('return')
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	431 def test_exception(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	432 self.run_test_for_event('exception')
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	433
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	434 def test_trash_stack(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	435 def f():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	436 for i in range(5):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	437 print i # line tracing will raise an exception at this line
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	438
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	439 def g(frame, why, extra):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	440 if (why == 'line' and
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	441 frame.f_lineno == f.func_code.co_firstlineno + 2):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	442 raise RuntimeError, "i am crashing"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	443 return g
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	444
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	445 sys.settrace(g)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	446 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	447 f()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	448 except RuntimeError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	449 # the test is really that this doesn't segfault:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	450 import gc
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	451 gc.collect()
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	452 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	453 self.fail("exception not propagated")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	454
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	455
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	456 # 'Jump' tests: assigning to frame.f_lineno within a trace function
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	457 # moves the execution position - it's how debuggers implement a Jump
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	458 # command (aka. "Set next statement").
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	459
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	460 class JumpTracer:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	461 """Defines a trace function that jumps from one place to another,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	462 with the source and destination lines of the jump being defined by
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	463 the 'jump' property of the function under test."""
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	464
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	465 def __init__(self, function):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	466 self.function = function
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	467 self.jumpFrom = function.jump[0]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	468 self.jumpTo = function.jump[1]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	469 self.done = False
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	470
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	471 def trace(self, frame, event, arg):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	472 if not self.done and frame.f_code == self.function.func_code:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	473 firstLine = frame.f_code.co_firstlineno
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	474 if event == 'line' and frame.f_lineno == firstLine + self.jumpFrom:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	475 # Cope with non-integer self.jumpTo (because of
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	476 # no_jump_to_non_integers below).
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	477 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	478 frame.f_lineno = firstLine + self.jumpTo
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	479 except TypeError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	480 frame.f_lineno = self.jumpTo
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	481 self.done = True
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	482 return self.trace
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	483
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	484 # The first set of 'jump' tests are for things that are allowed:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	485
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	486 def jump_simple_forwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	487 output.append(1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	488 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	489 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	490
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	491 jump_simple_forwards.jump = (1, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	492 jump_simple_forwards.output = [3]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	493
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	494 def jump_simple_backwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	495 output.append(1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	496 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	497
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	498 jump_simple_backwards.jump = (2, 1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	499 jump_simple_backwards.output = [1, 1, 2]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	500
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	501 def jump_out_of_block_forwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	502 for i in 1, 2:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	503 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	504 for j in [3]: # Also tests jumping over a block
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	505 output.append(4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	506 output.append(5)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	507
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	508 jump_out_of_block_forwards.jump = (3, 5)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	509 jump_out_of_block_forwards.output = [2, 5]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	510
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	511 def jump_out_of_block_backwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	512 output.append(1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	513 for i in [1]:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	514 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	515 for j in [2]: # Also tests jumping over a block
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	516 output.append(5)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	517 output.append(6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	518 output.append(7)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	519
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	520 jump_out_of_block_backwards.jump = (6, 1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	521 jump_out_of_block_backwards.output = [1, 3, 5, 1, 3, 5, 6, 7]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	522
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	523 def jump_to_codeless_line(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	524 output.append(1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	525 # Jumping to this line should skip to the next one.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	526 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	527
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	528 jump_to_codeless_line.jump = (1, 2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	529 jump_to_codeless_line.output = [3]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	530
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	531 def jump_to_same_line(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	532 output.append(1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	533 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	534 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	535
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	536 jump_to_same_line.jump = (2, 2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	537 jump_to_same_line.output = [1, 2, 3]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	538
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	539 # Tests jumping within a finally block, and over one.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	540 def jump_in_nested_finally(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	541 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	542 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	543 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	544 output.append(4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	545 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	546 output.append(6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	547 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	548 output.append(8)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	549 output.append(9)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	550
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	551 jump_in_nested_finally.jump = (4, 9)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	552 jump_in_nested_finally.output = [2, 9]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	553
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	554 # The second set of 'jump' tests are for things that are not allowed:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	555
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	556 def no_jump_too_far_forwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	557 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	558 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	559 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	560 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	561 output.append('after' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	562
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	563 no_jump_too_far_forwards.jump = (3, 6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	564 no_jump_too_far_forwards.output = [2, True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	565
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	566 def no_jump_too_far_backwards(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	567 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	568 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	569 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	570 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	571 output.append('before' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	572
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	573 no_jump_too_far_backwards.jump = (3, -1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	574 no_jump_too_far_backwards.output = [2, True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	575
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	576 # Test each kind of 'except' line.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	577 def no_jump_to_except_1(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	578 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	579 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	580 except:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	581 e = sys.exc_info()[1]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	582 output.append('except' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	583
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	584 no_jump_to_except_1.jump = (2, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	585 no_jump_to_except_1.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	586
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	587 def no_jump_to_except_2(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	588 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	589 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	590 except ValueError:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	591 e = sys.exc_info()[1]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	592 output.append('except' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	593
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	594 no_jump_to_except_2.jump = (2, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	595 no_jump_to_except_2.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	596
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	597 def no_jump_to_except_3(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	598 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	599 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	600 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	601 output.append('except' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	602
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	603 no_jump_to_except_3.jump = (2, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	604 no_jump_to_except_3.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	605
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	606 def no_jump_to_except_4(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	607 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	608 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	609 except (ValueError, RuntimeError), e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	610 output.append('except' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	611
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	612 no_jump_to_except_4.jump = (2, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	613 no_jump_to_except_4.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	614
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	615 def no_jump_forwards_into_block(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	616 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	617 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	618 for i in 1, 2:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	619 output.append(4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	620 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	621 output.append('into' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	622
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	623 no_jump_forwards_into_block.jump = (2, 4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	624 no_jump_forwards_into_block.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	625
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	626 def no_jump_backwards_into_block(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	627 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	628 for i in 1, 2:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	629 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	630 output.append(4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	631 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	632 output.append('into' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	633
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	634 no_jump_backwards_into_block.jump = (4, 3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	635 no_jump_backwards_into_block.output = [3, 3, True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	636
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	637 def no_jump_into_finally_block(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	638 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	639 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	640 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	641 x = 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	642 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	643 output.append(6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	644 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	645 output.append('finally' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	646
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	647 no_jump_into_finally_block.jump = (4, 6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	648 no_jump_into_finally_block.output = [3, 6, True] # The 'finally' still runs
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	649
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	650 def no_jump_out_of_finally_block(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	651 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	652 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	653 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	654 finally:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	655 output.append(5)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	656 output.append(6)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	657 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	658 output.append('finally' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	659
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	660 no_jump_out_of_finally_block.jump = (5, 1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	661 no_jump_out_of_finally_block.output = [3, True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	662
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	663 # This verifies the line-numbers-must-be-integers rule.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	664 def no_jump_to_non_integers(output):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	665 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	666 output.append(2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	667 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	668 output.append('integer' in str(e))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	669
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	670 no_jump_to_non_integers.jump = (2, "Spam")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	671 no_jump_to_non_integers.output = [True]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	672
76395 67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	673 def jump_across_with(output):
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	674 with open(test_support.TESTFN, "wb") as fp:
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	675 pass
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	676 with open(test_support.TESTFN, "wb") as fp:
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	677 pass
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	678 jump_across_with.jump = (1, 3)
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	679 jump_across_with.output = []
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	680
63269 ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	681 # This verifies that you can't set f_lineno via _getframe or similar
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	682 # trickery.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	683 def no_jump_without_trace_function():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	684 try:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	685 previous_frame = sys._getframe().f_back
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	686 previous_frame.f_lineno = previous_frame.f_lineno
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	687 except ValueError, e:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	688 # This is the exception we wanted; make sure the error message
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	689 # talks about trace functions.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	690 if 'trace' not in str(e):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	691 raise
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	692 else:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	693 # Something's wrong - the expected exception wasn't raised.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	694 raise RuntimeError, "Trace-function-less jump failed to fail"
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	695
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	696
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	697 class JumpTestCase(unittest.TestCase):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	698 def compare_jump_output(self, expected, received):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	699 if received != expected:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	700 self.fail( "Outputs don't match:\n" +
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	701 "Expected: " + repr(expected) + "\n" +
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	702 "Received: " + repr(received))
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	703
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	704 def run_test(self, func):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	705 tracer = JumpTracer(func)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	706 sys.settrace(tracer.trace)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	707 output = []
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	708 func(output)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	709 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	710 self.compare_jump_output(func.output, output)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	711
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	712 def test_01_jump_simple_forwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	713 self.run_test(jump_simple_forwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	714 def test_02_jump_simple_backwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	715 self.run_test(jump_simple_backwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	716 def test_03_jump_out_of_block_forwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	717 self.run_test(jump_out_of_block_forwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	718 def test_04_jump_out_of_block_backwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	719 self.run_test(jump_out_of_block_backwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	720 def test_05_jump_to_codeless_line(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	721 self.run_test(jump_to_codeless_line)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	722 def test_06_jump_to_same_line(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	723 self.run_test(jump_to_same_line)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	724 def test_07_jump_in_nested_finally(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	725 self.run_test(jump_in_nested_finally)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	726 def test_08_no_jump_too_far_forwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	727 self.run_test(no_jump_too_far_forwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	728 def test_09_no_jump_too_far_backwards(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	729 self.run_test(no_jump_too_far_backwards)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	730 def test_10_no_jump_to_except_1(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	731 self.run_test(no_jump_to_except_1)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	732 def test_11_no_jump_to_except_2(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	733 self.run_test(no_jump_to_except_2)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	734 def test_12_no_jump_to_except_3(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	735 self.run_test(no_jump_to_except_3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	736 def test_13_no_jump_to_except_4(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	737 self.run_test(no_jump_to_except_4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	738 def test_14_no_jump_forwards_into_block(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	739 self.run_test(no_jump_forwards_into_block)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	740 def test_15_no_jump_backwards_into_block(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	741 self.run_test(no_jump_backwards_into_block)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	742 def test_16_no_jump_into_finally_block(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	743 self.run_test(no_jump_into_finally_block)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	744 def test_17_no_jump_out_of_finally_block(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	745 self.run_test(no_jump_out_of_finally_block)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	746 def test_18_no_jump_to_non_integers(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	747 self.run_test(no_jump_to_non_integers)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	748 def test_19_no_jump_without_trace_function(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	749 no_jump_without_trace_function()
76395 67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	750 def test_jump_across_with(self):
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	751 self.addCleanup(test_support.unlink, test_support.TESTFN)
67be12ab8948 SETUP_WITH acts like SETUP_FINALLY for the purposes of setting f_lineno (closes #14612) Benjamin Peterson <benjamin@python.org> parents: 72707 diff changeset	752 self.run_test(jump_across_with)
63269 ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	753
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	754 def test_20_large_function(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	755 d = {}
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	756 exec("""def f(output): # line 0
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	757 x = 0 # line 1
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	758 y = 1 # line 2
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	759 ''' # line 3
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	760 %s # lines 4-1004
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	761 ''' # line 1005
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	762 x += 1 # line 1006
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	763 output.append(x) # line 1007
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	764 return""" % ('\n' * 1000,), d)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	765 f = d['f']
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	766
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	767 f.jump = (2, 1007)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	768 f.output = [0]
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	769 self.run_test(f)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	770
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	771 def test_jump_to_firstlineno(self):
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	772 # This tests that PDB can jump back to the first line in a
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	773 # file. See issue #1689458. It can only be triggered in a
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	774 # function call if the function is defined on a single line.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	775 code = compile("""
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	776 # Comments don't count.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	777 output.append(2) # firstlineno is here.
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	778 output.append(3)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	779 output.append(4)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	780 """, "<fake module>", "exec")
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	781 class fake_function:
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	782 func_code = code
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	783 jump = (2, 0)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	784 tracer = JumpTracer(fake_function)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	785 sys.settrace(tracer.trace)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	786 namespace = {"output": []}
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	787 exec code in namespace
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	788 sys.settrace(None)
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	789 self.compare_jump_output([2, 3, 2, 3, 4], namespace["output"])
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	790
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	791
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	792 def test_main():
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	793 test_support.run_unittest(
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	794 TraceTestCase,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	795 RaisingTraceFuncTestCase,
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	796 JumpTestCase
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	797 )
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	798
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	799 if __name__ == "__main__":
ea3b535136e7 Fix merge of r83140 again. Alexander Belopolsky <alexander.belopolsky@gmail.com> parents: diff changeset	800 test_main()

Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_sys_settrace.py @ 79675:c0a2294de787 2.7