Mercurial > js4py

comparison core-javascript/javascript-exercises/function-exercises.js @ 191:74fc8108fef2 javascript-exercises

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$ python py/remove_answers.py
author jf3243
date Mon, 21 Nov 2011 16:50:01 +0000
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190:6e302e558f09 191:74fc8108fef2
1 var something = null;
2
3 TEST('return value', function()
4 {
5 var fn_1 = function(){
6 };
7
8 assert( fn_1() === something );
9
10 var fn_2 = function(){
11 // Please write your answer here.
12 };
13
14 assert( fn_2() === 42 );
15 });
16
17
18 TEST('parameters', function()
19 {
20 var something = null;
21
22 var fn = function(a, b, c){
23 // Please write your answer here.
24 };
25
26 assert( fn(1, 2, 3) === 2 );
27 assert( fn(4, 5, 6) === 5 );
28
29 assert( fn(7, 8) === something );
30
31 assert( fn(9, 10, 11, 12) === something );
32
33 assert( fn(13) === something );
34
35 assert( fn() === something );
36 });
37
38
39 TEST('arguments', function()
40 {
41 var something = null;
42
43 // 1
44 var fn_1 = function(){
45 return arguments.length;
46 };
47
48 assert( fn_1() === 0 );
49 assert( fn_1(0) === something );
50 assert( fn_1(0, 0) === something );
51 assert( fn_1(0, 0, 0) === something );
52
53
54 // 2
55 var fn_2 = function(i){
56 return arguments[i];
57 };
58
59 assert( fn_2(0) === something );
60 assert( fn_2(1, 1, 2) === something );
61 assert( fn_2(2, 10, 11) === something );
62 });