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comparison: js/src/jit-test/tests/ion/array-splice.js
js/src/jit-test/tests/ion/array-splice.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:5ba4a3366db8 |
|---|---|
| 1 function test1() { | |
| 2 // splice GetElement calls are observable and should be executed even if | |
| 3 // the return value of splice is unused. | |
| 4 Object.defineProperty(Object.prototype, "0", {get: function() { | |
| 5 c++; | |
| 6 }, set: function() {}}); | |
| 7 var arr = [,,,]; | |
| 8 var c = 0; | |
| 9 for (var i=0; i<100; i++) { | |
| 10 arr.splice(0, 1); | |
| 11 arr.length = 1; | |
| 12 } | |
| 13 | |
| 14 assertEq(c, 100); | |
| 15 } | |
| 16 test1(); | |
| 17 | |
| 18 function test2() { | |
| 19 var arr = []; | |
| 20 for (var i=0; i<100; i++) | |
| 21 arr.push(i); | |
| 22 for (var i=0; i<40; i++) | |
| 23 arr.splice(0, 2); | |
| 24 assertEq(arr.length, 20); | |
| 25 assertEq(arr[0], 80); | |
| 26 } | |
| 27 test2(); | |
| 28 | |
| 29 function testNonArray() { | |
| 30 for (var i=0; i<10; i++) { | |
| 31 var o = {splice:[].splice, 0:"a", 1:"b", 2:"c", length:3}; | |
| 32 o.splice(0, 2); | |
| 33 assertEq(o.length, 1); | |
| 34 assertEq(o[0], "c"); | |
| 35 } | |
| 36 } | |
| 37 testNonArray(); |
