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comparison: js/src/tests/ecma_5/Function/function-call.js
js/src/tests/ecma_5/Function/function-call.js
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| -1:000000000000 | 0:18c1e91a5a05 |
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| 1 /* | |
| 2 * Any copyright is dedicated to the Public Domain. | |
| 3 * http://creativecommons.org/licenses/publicdomain/ | |
| 4 * Contributor: | |
| 5 * Jeff Walden <jwalden+code@mit.edu> | |
| 6 */ | |
| 7 | |
| 8 //----------------------------------------------------------------------------- | |
| 9 var BUGNUMBER = 575535; | |
| 10 var summary = 'Function.prototype.call'; | |
| 11 print(BUGNUMBER + ": " + summary); | |
| 12 | |
| 13 /************** | |
| 14 * BEGIN TEST * | |
| 15 **************/ | |
| 16 | |
| 17 function expectTypeError(fun, msg) | |
| 18 { | |
| 19 try | |
| 20 { | |
| 21 fun(); | |
| 22 assertEq(true, false, "should have thrown a TypeError"); | |
| 23 } | |
| 24 catch (e) | |
| 25 { | |
| 26 assertEq(e instanceof TypeError, true, msg + "; instead threw " + e); | |
| 27 } | |
| 28 } | |
| 29 | |
| 30 function fun() { } | |
| 31 | |
| 32 var global = this; | |
| 33 | |
| 34 assertEq(Function.prototype.call.length, 1); | |
| 35 | |
| 36 | |
| 37 /* Step 1. */ | |
| 38 var nonfuns = [null, 1, -1, 2.5, "[[Call]]", undefined, true, false, {}]; | |
| 39 for (var i = 0, sz = nonfuns.length; i < sz; i++) | |
| 40 { | |
| 41 var f = function() | |
| 42 { | |
| 43 Function.prototype.call.apply(nonfuns[i]); | |
| 44 }; | |
| 45 var msg = | |
| 46 "expected TypeError calling Function.prototype.call with uncallable this"; | |
| 47 expectTypeError(f, msg); | |
| 48 } | |
| 49 | |
| 50 | |
| 51 /* Steps 2-4. */ | |
| 52 function none() | |
| 53 { | |
| 54 assertEq(this, global, "bad this"); | |
| 55 assertEq(arguments.length, 0, "wrong arguments"); | |
| 56 } | |
| 57 | |
| 58 none.call(); | |
| 59 none.call(undefined); | |
| 60 none.call(null); | |
| 61 | |
| 62 var seenThis; | |
| 63 function strictNone() | |
| 64 { | |
| 65 "use strict"; | |
| 66 assertEq(this, seenThis, "bad this"); | |
| 67 assertEq(arguments.length, 0, "wrong arguments"); | |
| 68 } | |
| 69 | |
| 70 seenThis = undefined; | |
| 71 strictNone.call(); | |
| 72 strictNone.call(undefined); | |
| 73 | |
| 74 seenThis = null; | |
| 75 strictNone.call(null); | |
| 76 | |
| 77 seenThis = 17; | |
| 78 strictNone.call(17); | |
| 79 | |
| 80 var seenThisBox, args; | |
| 81 function some() | |
| 82 { | |
| 83 assertEq(this instanceof seenThisBox, true, | |
| 84 "this not instanceof " + seenThisBox); | |
| 85 assertEq(this.valueOf(), seenThis, | |
| 86 "wrong this valueOf()"); | |
| 87 assertEq(arguments.length, args.length, "wrong arguments count"); | |
| 88 for (var i = 0; i < args.length; i++) | |
| 89 assertEq(arguments[i], args[i], "wrong argument " + i); | |
| 90 } | |
| 91 | |
| 92 seenThis = false; | |
| 93 seenThisBox = Boolean; | |
| 94 args = [8, 6, 7, NaN, undefined, 0.3]; | |
| 95 some.call(false, 8, 6, 7, NaN, undefined, 0.3); | |
| 96 | |
| 97 var obj = {}; | |
| 98 | |
| 99 seenThis = "foo"; | |
| 100 seenThisBox = String; | |
| 101 args = [obj]; | |
| 102 some.call("foo", obj); | |
| 103 | |
| 104 seenThis = obj; | |
| 105 seenThisBox = Object; | |
| 106 some.call(obj, obj); | |
| 107 | |
| 108 function strictSome() | |
| 109 { | |
| 110 "use strict"; | |
| 111 assertEq(this, seenThis, "wrong this"); | |
| 112 assertEq(arguments.length, args.length, "wrong arguments count"); | |
| 113 for (var i = 0; i < args.length; i++) | |
| 114 assertEq(arguments[i], args[i], "wrong argument " + i); | |
| 115 } | |
| 116 | |
| 117 seenThis = NaN; | |
| 118 args = [8, 6, 7, NaN, undefined, 0.3]; | |
| 119 strictSome.call(NaN, 8, 6, 7, NaN, undefined, 0.3); | |
| 120 | |
| 121 seenThis = "foo"; | |
| 122 args = [obj]; | |
| 123 strictSome.call("foo", obj); | |
| 124 | |
| 125 seenThis = obj; | |
| 126 strictSome.call(obj, obj); | |
| 127 | |
| 128 | |
| 129 /******************************************************************************/ | |
| 130 | |
| 131 if (typeof reportCompare === "function") | |
| 132 reportCompare(true, true); | |
| 133 | |
| 134 print("All tests passed!"); |
