Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_array.py @ 28646:193b8aec00ce legacy-trunk

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Changes from Jonathan Riehl to allow his pgen extension (PEP 269) to work. This includes some more code that used to be part of pgen in the main parser; I'm okay with that. I'll see if the Windows build needs work next.
author Guido van Rossum <guido@python.org>
date Thu, 17 Apr 2003 14:55:42 +0000
parents 047b6e16ab2e
children 7f0074ee8ab9
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1 #! /usr/bin/env python
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2 """Test the arraymodule.
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3 Roger E. Masse
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4 """
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5 import array
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6 from test.test_support import verbose, TESTFN, unlink, TestFailed,\
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7 have_unicode, vereq
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8
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9 def main():
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10 testtype('c', 'c')
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11 if have_unicode:
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12 testtype('u', unicode(r'\u263a', 'unicode-escape'))
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13 for type in (['b', 'h', 'i', 'l', 'f', 'd']):
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14 testtype(type, 1)
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15 if have_unicode:
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16 testunicode()
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17 testsubclassing()
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18 unlink(TESTFN)
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19
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20 def testunicode():
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21 try:
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22 array.array('b', unicode('foo', 'ascii'))
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23 except TypeError:
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24 pass
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25 else:
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26 raise TestFailed("creating a non-unicode array from "
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27 "a Unicode string should fail")
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28
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29 x = array.array('u', unicode(r'\xa0\xc2\u1234', 'unicode-escape'))
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30 x.fromunicode(unicode(' ', 'ascii'))
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31 x.fromunicode(unicode('', 'ascii'))
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32 x.fromunicode(unicode('', 'ascii'))
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33 x.fromunicode(unicode(r'\x11abc\xff\u1234', 'unicode-escape'))
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34 s = x.tounicode()
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35 if s != unicode(r'\xa0\xc2\u1234 \x11abc\xff\u1234', 'unicode-escape'):
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36 raise TestFailed("fromunicode()/tounicode()")
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37
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38 s = unicode(r'\x00="\'a\\b\x80\xff\u0000\u0001\u1234', 'unicode-escape')
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39 a = array.array('u', s)
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40 if verbose:
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41 print "repr of type 'u' array:", repr(a)
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42 print " expected: array('u', %r)" % s
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43
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44 def testsubclassing():
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45 class EditableString(array.array):
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46 def __new__(cls, s, *args, **kwargs):
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47 return array.array.__new__(cls, 'c', s)
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48
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49 def __init__(self, s, color='blue'):
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50 array.array.__init__(self, 'c', s)
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51 self.color = color
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52
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53 def strip(self):
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54 self[:] = array.array('c', self.tostring().strip())
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55
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56 def __repr__(self):
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57 return 'EditableString(%r)' % self.tostring()
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58
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59 s = EditableString("\ttest\r\n")
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60 s.strip()
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61 if s.tostring() != 'test':
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62 raise TestFailed, "subclassing array.array failed somewhere"
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63 if s.color != 'blue':
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64 raise TestFailed, "assigning attributes to instance of array subclass"
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65 s.color = 'red'
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66 if s.color != 'red':
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67 raise TestFailed, "assigning attributes to instance of array subclass"
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68 if s.__dict__.keys() != ['color']:
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69 raise TestFailed, "array subclass __dict__"
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70
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71 class ExaggeratingArray(array.array):
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72 __slots__ = ['offset']
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73
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74 def __new__(cls, typecode, data, offset):
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75 return array.array.__new__(cls, typecode, data)
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76
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77 def __init__(self, typecode, data, offset):
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78 self.offset = offset
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79
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80 def __getitem__(self, i):
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81 return array.array.__getitem__(self, i) + self.offset
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82
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83 a = ExaggeratingArray('i', [3, 6, 7, 11], 4)
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84 if a[0] != 7:
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85 raise TestFailed, "array subclass overriding __getitem__"
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86 try:
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87 a.color = 'blue'
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88 except AttributeError:
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89 pass
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90 else:
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91 raise TestFailed, "array subclass __slots__ was ignored"
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92
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93
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94 def testoverflow(type, lowerLimit, upperLimit):
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95 # should not overflow assigning lower limit
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96 if verbose:
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97 print "overflow test: array(%s, [%s])" % (`type`, `lowerLimit`)
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98 try:
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99 a = array.array(type, [lowerLimit])
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100 except:
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101 raise TestFailed, "array(%s) overflowed assigning %s" %\
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102 (`type`, `lowerLimit`)
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103 # should overflow assigning less than lower limit
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104 if verbose:
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105 print "overflow test: array(%s, [%s])" % (`type`, `lowerLimit-1`)
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106 try:
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107 a = array.array(type, [lowerLimit-1])
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108 raise TestFailed, "array(%s) did not overflow assigning %s" %\
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109 (`type`, `lowerLimit-1`)
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110 except OverflowError:
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111 pass
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112 # should not overflow assigning upper limit
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113 if verbose:
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114 print "overflow test: array(%s, [%s])" % (`type`, `upperLimit`)
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115 try:
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116 a = array.array(type, [upperLimit])
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117 except:
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118 raise TestFailed, "array(%s) overflowed assigning %s" %\
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119 (`type`, `upperLimit`)
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120 # should overflow assigning more than upper limit
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121 if verbose:
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122 print "overflow test: array(%s, [%s])" % (`type`, `upperLimit+1`)
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123 try:
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124 a = array.array(type, [upperLimit+1])
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125 raise TestFailed, "array(%s) did not overflow assigning %s" %\
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126 (`type`, `upperLimit+1`)
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127 except OverflowError:
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128 pass
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129
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130
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131
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132 def testtype(type, example):
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133 a = array.array(type)
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134 a.append(example)
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135 if verbose:
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136 print 40*'*'
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137 print 'array after append: ', a
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138 a.typecode
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139 a.itemsize
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140 if a.typecode in ('i', 'b', 'h', 'l'):
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141 a.byteswap()
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142
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143 if a.typecode == 'c':
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144 f = open(TESTFN, "w")
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145 f.write("The quick brown fox jumps over the lazy dog.\n")
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146 f.close()
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147 f = open(TESTFN, 'r')
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148 a.fromfile(f, 10)
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149 f.close()
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150 if verbose:
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151 print 'char array with 10 bytes of TESTFN appended: ', a
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152 a.fromlist(['a', 'b', 'c'])
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153 if verbose:
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154 print 'char array with list appended: ', a
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155
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156 a.insert(0, example)
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157 if verbose:
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158 print 'array of %s after inserting another:' % a.typecode, a
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159 f = open(TESTFN, 'w')
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160 a.tofile(f)
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161 f.close()
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162
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163 # This block is just to verify that the operations don't blow up.
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164 a.tolist()
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165 a.tostring()
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166 repr(a)
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167 str(a)
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168
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169 if verbose:
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170 print 'array of %s converted to a list: ' % a.typecode, a.tolist()
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171 if verbose:
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172 print 'array of %s converted to a string: ' \
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173 % a.typecode, `a.tostring()`
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174
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175 # Try out inplace addition and multiplication
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176 a = array.array(type, [example])
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177 b = a
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178 a += array.array(type, [example]*2)
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179 if a is not b:
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180 raise TestFailed, "array(%s) inplace addition" % `type`
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181 if a != array.array(type, [example] * 3):
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182 raise TestFailed, "array(%s) inplace addition" % `type`
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183
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184 a *= 5
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185 if a is not b:
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186 raise TestFailed, "array(%s) inplace multiplication" % `type`
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187 if a != array.array(type, [example] * 15):
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188 raise TestFailed, "array(%s) inplace multiplication" % `type`
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189
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190 a *= 0
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191 if a is not b:
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192 raise TestFailed, "array(%s) inplace multiplication by 0" % `type`
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193 if a != array.array(type, []):
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194 raise TestFailed, "array(%s) inplace multiplication by 0" % `type`
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195
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196 a *= 1000
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197 if a is not b:
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198 raise TestFailed, "empty array(%s) inplace multiplication" % `type`
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199 if a != array.array(type, []):
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200 raise TestFailed, "empty array(%s) inplace multiplication" % `type`
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201
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202 if type == 'c':
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203 a = array.array(type, "abcde")
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204 a[:-1] = a
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205 if a != array.array(type, "abcdee"):
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206 raise TestFailed, "array(%s) self-slice-assign (head)" % `type`
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207 a = array.array(type, "abcde")
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208 a[1:] = a
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209 if a != array.array(type, "aabcde"):
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210 raise TestFailed, "array(%s) self-slice-assign (tail)" % `type`
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211 a = array.array(type, "abcde")
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212 a[1:-1] = a
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213 if a != array.array(type, "aabcdee"):
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214 raise TestFailed, "array(%s) self-slice-assign (cntr)" % `type`
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215 if a.index("e") != 5:
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216 raise TestFailed, "array(%s) index-test" % `type`
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217 if a.count("a") != 2:
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218 raise TestFailed, "array(%s) count-test" % `type`
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219 a.remove("e")
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220 if a != array.array(type, "aabcde"):
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221 raise TestFailed, "array(%s) remove-test" % `type`
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222 if a.pop(0) != "a":
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223 raise TestFailed, "array(%s) pop-test" % `type`
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224 if a.pop(1) != "b":
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225 raise TestFailed, "array(%s) pop-test" % `type`
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226 a.extend(array.array(type, "xyz"))
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227 if a != array.array(type, "acdexyz"):
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228 raise TestFailed, "array(%s) extend-test" % `type`
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229 a.pop()
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230 a.pop()
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231 a.pop()
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232 x = a.pop()
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233 if x != 'e':
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234 raise TestFailed, "array(%s) pop-test" % `type`
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235 if a != array.array(type, "acd"):
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236 raise TestFailed, "array(%s) pop-test" % `type`
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237 a.reverse()
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238 if a != array.array(type, "dca"):
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239 raise TestFailed, "array(%s) reverse-test" % `type`
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240 elif type == 'u':
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241 a = array.array(type, unicode("abcde", 'ascii'))
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242 a[:-1] = a
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243 if a != array.array(type, unicode("abcdee", 'ascii')):
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244 raise TestFailed, "array(%s) self-slice-assign (head)" % `type`
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245 a = array.array(type, unicode("abcde", 'ascii'))
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246 a[1:] = a
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247 if a != array.array(type, unicode("aabcde", 'ascii')):
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248 raise TestFailed, "array(%s) self-slice-assign (tail)" % `type`
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249 a = array.array(type, unicode("abcde", 'ascii'))
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250 a[1:-1] = a
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251 if a != array.array(type, unicode("aabcdee", 'ascii')):
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252 raise TestFailed, "array(%s) self-slice-assign (cntr)" % `type`
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253 if a.index(unicode("e", 'ascii')) != 5:
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254 raise TestFailed, "array(%s) index-test" % `type`
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255 if a.count(unicode("a", 'ascii')) != 2:
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256 raise TestFailed, "array(%s) count-test" % `type`
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257 a.remove(unicode("e", 'ascii'))
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258 if a != array.array(type, unicode("aabcde", 'ascii')):
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259 raise TestFailed, "array(%s) remove-test" % `type`
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260 if a.pop(0) != unicode("a", 'ascii'):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
261 raise TestFailed, "array(%s) pop-test" % `type`
23459
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
262 if a.pop(1) != unicode("b", 'ascii'):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
263 raise TestFailed, "array(%s) pop-test" % `type`
23459
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
264 a.extend(array.array(type, unicode("xyz", 'ascii')))
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
265 if a != array.array(type, unicode("acdexyz", 'ascii')):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
266 raise TestFailed, "array(%s) extend-test" % `type`
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
267 a.pop()
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
268 a.pop()
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
269 a.pop()
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
270 x = a.pop()
23459
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
271 if x != unicode('e', 'ascii'):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
272 raise TestFailed, "array(%s) pop-test" % `type`
23459
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
273 if a != array.array(type, unicode("acd", 'ascii')):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
274 raise TestFailed, "array(%s) pop-test" % `type`
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
275 a.reverse()
23459
7e5141b68c5f This is patch
Michael W. Hudson <mwh@python.net>
parents: 22098
diff changeset
276 if a != array.array(type, unicode("dca", 'ascii')):
22098
966725095854 Patch 520694: arraymodule.c improvements:
Martin v. Löwis <martin@v.loewis.de>
parents: 15966
diff changeset
277 raise TestFailed, "array(%s) reverse-test" % `type`
15305
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
278 else:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
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parents: 14649
diff changeset
279 a = array.array(type, [1, 2, 3, 4, 5])
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
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diff changeset
280 a[:-1] = a
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
281 if a != array.array(type, [1, 2, 3, 4, 5, 5]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
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parents: 14649
diff changeset
282 raise TestFailed, "array(%s) self-slice-assign (head)" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
283 a = array.array(type, [1, 2, 3, 4, 5])
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
284 a[1:] = a
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
285 if a != array.array(type, [1, 1, 2, 3, 4, 5]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
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parents: 14649
diff changeset
286 raise TestFailed, "array(%s) self-slice-assign (tail)" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
287 a = array.array(type, [1, 2, 3, 4, 5])
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
288 a[1:-1] = a
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
289 if a != array.array(type, [1, 1, 2, 3, 4, 5, 5]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
290 raise TestFailed, "array(%s) self-slice-assign (cntr)" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
291 if a.index(5) != 5:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
292 raise TestFailed, "array(%s) index-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
293 if a.count(1) != 2:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
294 raise TestFailed, "array(%s) count-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
295 a.remove(5)
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
296 if a != array.array(type, [1, 1, 2, 3, 4, 5]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
297 raise TestFailed, "array(%s) remove-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
298 if a.pop(0) != 1:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
299 raise TestFailed, "array(%s) pop-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
300 if a.pop(1) != 2:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
301 raise TestFailed, "array(%s) pop-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
302 a.extend(array.array(type, [7, 8, 9]))
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
303 if a != array.array(type, [1, 3, 4, 5, 7, 8, 9]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
304 raise TestFailed, "array(%s) extend-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
305 a.pop()
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
306 a.pop()
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
307 a.pop()
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
308 x = a.pop()
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
309 if x != 5:
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
310 raise TestFailed, "array(%s) pop-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
311 if a != array.array(type, [1, 3, 4]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
312 raise TestFailed, "array(%s) pop-test" % `type`
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
313 a.reverse()
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
314 if a != array.array(type, [4, 3, 1]):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
315 raise TestFailed, "array(%s) reverse-test" % `type`
23929
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
316 # extended slicing
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
317 # subscription
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
318 a = array.array(type, [0,1,2,3,4])
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
319 vereq(a[::], a)
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
320 vereq(a[::2], array.array(type, [0,2,4]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
321 vereq(a[1::2], array.array(type, [1,3]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
322 vereq(a[::-1], array.array(type, [4,3,2,1,0]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
323 vereq(a[::-2], array.array(type, [4,2,0]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
324 vereq(a[3::-2], array.array(type, [3,1]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
325 vereq(a[-100:100:], a)
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
326 vereq(a[100:-100:-1], a[::-1])
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
327 vereq(a[-100L:100L:2L], array.array(type, [0,2,4]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
328 vereq(a[1000:2000:2], array.array(type, []))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
329 vereq(a[-1000:-2000:-2], array.array(type, []))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
330 # deletion
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
331 del a[::2]
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
332 vereq(a, array.array(type, [1,3]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
333 a = array.array(type, range(5))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
334 del a[1::2]
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
335 vereq(a, array.array(type, [0,2,4]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
336 a = array.array(type, range(5))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
337 del a[1::-2]
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
338 vereq(a, array.array(type, [0,2,3,4]))
24424
f4cd78b3b774 Fix for
Michael W. Hudson <mwh@python.net>
parents: 24364
diff changeset
339 a = array.array(type, range(10))
f4cd78b3b774 Fix for
Michael W. Hudson <mwh@python.net>
parents: 24364
diff changeset
340 del a[::1000]
f4cd78b3b774 Fix for
Michael W. Hudson <mwh@python.net>
parents: 24364
diff changeset
341 vereq(a, array.array(type, [1,2,3,4,5,6,7,8,9]))
23929
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
342 # assignment
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
343 a = array.array(type, range(10))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
344 a[::2] = array.array(type, [-1]*5)
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
345 vereq(a, array.array(type, [-1, 1, -1, 3, -1, 5, -1, 7, -1, 9]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
346 a = array.array(type, range(10))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
347 a[::-4] = array.array(type, [10]*3)
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
348 vereq(a, array.array(type, [0, 10, 2, 3, 4, 10, 6, 7, 8 ,10]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
349 a = array.array(type, range(4))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
350 a[::-1] = a
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
351 vereq(a, array.array(type, [3, 2, 1, 0]))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
352 a = array.array(type, range(10))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
353 b = a[:]
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
354 c = a[:]
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
355 ins = array.array(type, range(2))
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
356 a[2:3] = ins
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
357 b[slice(2,3)] = ins
26ba17b758b9 Fix the bug described in
Michael W. Hudson <mwh@python.net>
parents: 23459
diff changeset
358 c[2:3:] = ins
27128
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
359 # iteration and contains
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
360 a = array.array(type, range(10))
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
361 vereq(list(a), range(10))
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
362 b = array.array(type, [20])
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
363 vereq(a[-1] in a, True)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots
Raymond Hettinger <python@rcn.com>
parents: 24424
diff changeset
364 vereq(b[0] not in a, True)
8676
7d96842383bb Add tests for array self-assigns. (This one has no relevance to JPython.)
Guido van Rossum <guido@python.org>
parents: 7747
diff changeset
365
15305
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Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
366 # test that overflow exceptions are raised as expected for assignment
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
367 # to array of specific integral types
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
368 from math import pow
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
369 if type in ('b', 'h', 'i', 'l'):
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
370 # check signed and unsigned versions
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
371 a = array.array(type)
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
372 signedLowerLimit = -1 * long(pow(2, a.itemsize * 8 - 1))
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
373 signedUpperLimit = long(pow(2, a.itemsize * 8 - 1)) - 1L
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
374 unsignedLowerLimit = 0
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
375 unsignedUpperLimit = long(pow(2, a.itemsize * 8)) - 1L
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
376 testoverflow(type, signedLowerLimit, signedUpperLimit)
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
377 testoverflow(type.upper(), unsignedLowerLimit, unsignedUpperLimit)
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
378
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
379
07f24261c6e6 Make reindent.py happy (convert everything to 4-space indents!).
Fred Drake <fdrake@acm.org>
parents: 14649
diff changeset
380
4811
9ae3cccfa7cd Many scripts, but small changes. Update the way the scripts obtain the
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4627
diff changeset
381 main()