The Tor Browser / file comparison
comparison: js/src/tests/ecma_5/Expressions/nested-delete-name-in-evalcode.js
js/src/tests/ecma_5/Expressions/nested-delete-name-in-evalcode.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
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| -1:000000000000 | 0:756ba74ca8ef |
|---|---|
| 1 // Any copyright is dedicated to the Public Domain. | |
| 2 // http://creativecommons.org/licenses/publicdomain/ | |
| 3 | |
| 4 //----------------------------------------------------------------------------- | |
| 5 var BUGNUMBER = 616294; | |
| 6 var summary = | |
| 7 "|delete x| inside a function in eval code, where that eval code includes " + | |
| 8 "|var x| at top level, actually does delete the binding for x"; | |
| 9 | |
| 10 print(BUGNUMBER + ": " + summary); | |
| 11 | |
| 12 /************** | |
| 13 * BEGIN TEST * | |
| 14 **************/ | |
| 15 | |
| 16 var f; | |
| 17 | |
| 18 function testOuterVar() | |
| 19 { | |
| 20 return eval("var x; (function() { return delete x; })"); | |
| 21 } | |
| 22 | |
| 23 f = testOuterVar(); | |
| 24 | |
| 25 assertEq(f(), true); // configurable, so remove => true | |
| 26 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 27 | |
| 28 | |
| 29 function testOuterFunction() | |
| 30 { | |
| 31 return eval("function x() { } (function() { return delete x; })"); | |
| 32 } | |
| 33 | |
| 34 f = testOuterFunction(); | |
| 35 | |
| 36 assertEq(f(), true); // configurable, so remove => true | |
| 37 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 38 | |
| 39 | |
| 40 function testOuterForVar() | |
| 41 { | |
| 42 return eval("for (var x; false; ); (function() { return delete x; })"); | |
| 43 } | |
| 44 | |
| 45 f = testOuterForVar(); | |
| 46 | |
| 47 assertEq(f(), true); // configurable, so remove => true | |
| 48 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 49 | |
| 50 | |
| 51 function testOuterForInVar() | |
| 52 { | |
| 53 return eval("for (var x in {}); (function() { return delete x; })"); | |
| 54 } | |
| 55 | |
| 56 f = testOuterForInVar(); | |
| 57 | |
| 58 assertEq(f(), true); // configurable, so remove => true | |
| 59 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 60 | |
| 61 | |
| 62 function testOuterNestedVar() | |
| 63 { | |
| 64 return eval("for (var q = 0; q < 5; q++) { var x; } (function() { return delete x; })"); | |
| 65 } | |
| 66 | |
| 67 f = testOuterNestedVar(); | |
| 68 | |
| 69 assertEq(f(), true); // configurable, so remove => true | |
| 70 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 71 | |
| 72 | |
| 73 function testOuterNestedConditionalVar() | |
| 74 { | |
| 75 return eval("for (var q = 0; q < 5; q++) { if (false) { var x; } } (function() { return delete x; })"); | |
| 76 } | |
| 77 | |
| 78 f = testOuterNestedConditionalVar(); | |
| 79 | |
| 80 assertEq(f(), true); // configurable, so remove => true | |
| 81 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 82 | |
| 83 | |
| 84 function testVarInWith() | |
| 85 { | |
| 86 return eval("with ({}) { var x; } (function() { return delete x; })"); | |
| 87 } | |
| 88 | |
| 89 f = testVarInWith(); | |
| 90 | |
| 91 assertEq(f(), true); // configurable, so remove => true | |
| 92 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 93 | |
| 94 | |
| 95 function testForVarInWith() | |
| 96 { | |
| 97 return eval("with ({}) { for (var x = 0; x < 5; x++); } (function() { return delete x; })"); | |
| 98 } | |
| 99 | |
| 100 f = testForVarInWith(); | |
| 101 | |
| 102 assertEq(f(), true); // configurable, so remove => true | |
| 103 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 104 | |
| 105 | |
| 106 function testForInVarInWith() | |
| 107 { | |
| 108 return eval("with ({}) { for (var x in {}); } (function() { return delete x; })"); | |
| 109 } | |
| 110 | |
| 111 f = testForInVarInWith(); | |
| 112 | |
| 113 assertEq(f(), true); // configurable, so remove => true | |
| 114 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 115 | |
| 116 | |
| 117 function testUnknown() | |
| 118 { | |
| 119 return eval("nameToDelete = 17; (function() { return delete nameToDelete; })"); | |
| 120 } | |
| 121 | |
| 122 f = testUnknown(); | |
| 123 | |
| 124 assertEq(f(), true); // configurable global property, so remove => true | |
| 125 assertEq(f(), true); // not there => true (only non-configurable => false) | |
| 126 | |
| 127 | |
| 128 function testArgumentShadow() | |
| 129 { | |
| 130 return eval("var x; (function(x) { return delete x; })"); | |
| 131 } | |
| 132 | |
| 133 f = testArgumentShadow(); | |
| 134 | |
| 135 assertEq(f(), false); // non-configurable argument => false | |
| 136 | |
| 137 | |
| 138 function testArgument() | |
| 139 { | |
| 140 return eval("(function(x) { return delete x; })"); | |
| 141 } | |
| 142 | |
| 143 f = testArgument(); | |
| 144 | |
| 145 assertEq(f(), false); // non-configurable argument => false | |
| 146 | |
| 147 | |
| 148 function testFunctionLocal() | |
| 149 { | |
| 150 return eval("(function() { var x; return delete x; })"); | |
| 151 } | |
| 152 | |
| 153 f = testFunctionLocal(); | |
| 154 | |
| 155 assertEq(f(), false); // defined by function code => not configurable => false | |
| 156 | |
| 157 | |
| 158 /******************************************************************************/ | |
| 159 | |
| 160 if (typeof reportCompare === "function") | |
| 161 reportCompare(true, true); | |
| 162 | |
| 163 print("All tests passed!"); |
