The Tor Browser / file comparison
comparison: js/src/jit-test/tests/jaeger/propertyOptimize-3.js
js/src/jit-test/tests/jaeger/propertyOptimize-3.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
inserted
replaced
| -1:000000000000 | 0:bdba1b5c3575 |
|---|---|
| 1 | |
| 2 // Properties cleared in the middle of a single function constructor. | |
| 3 | |
| 4 function foo(x, y) { | |
| 5 this.f = 0; | |
| 6 this.g = x + y; | |
| 7 this.h = 2; | |
| 8 } | |
| 9 | |
| 10 var called = false; | |
| 11 var a = 0; | |
| 12 var b = {valueOf: function() { Object.defineProperty(Object.prototype, 'g', {set: function() { called = true }}) }}; | |
| 13 var c = new foo(a, b); | |
| 14 | |
| 15 assertEq(called, true); | |
| 16 assertEq(c.g, undefined); | |
| 17 | |
| 18 // Properties cleared in the middle of a constructor callee. | |
| 19 | |
| 20 function foo2(x, y) { | |
| 21 this.a = 0; | |
| 22 this.b = 1; | |
| 23 bar2.call(this, x, y); | |
| 24 this.c = 2; | |
| 25 } | |
| 26 function bar2(x, y) { | |
| 27 this.d = x + y; | |
| 28 this.e = 3; | |
| 29 } | |
| 30 | |
| 31 var called2 = false; | |
| 32 var xa = 0; | |
| 33 var xb = {valueOf: function() { Object.defineProperty(Object.prototype, 'e', {set: function() { called2 = true }}) }}; | |
| 34 var xc = new foo2(xa, xb); | |
| 35 | |
| 36 assertEq(called2, true); | |
| 37 assertEq(xc.e, undefined); | |
| 38 assertEq(xc.c, 2); | |
| 39 | |
| 40 // Properties cleared after a constructor callee. | |
| 41 | |
| 42 function foo3() { | |
| 43 this.aa = 0; | |
| 44 this.bb = 1; | |
| 45 bar3.call(this); | |
| 46 this.cc = 2; | |
| 47 baz(); | |
| 48 xbar3.call(this); | |
| 49 this.dd = 3; | |
| 50 } | |
| 51 function bar3() { | |
| 52 this.ee = 4; | |
| 53 } | |
| 54 function xbar3() { | |
| 55 this.ff = 5; | |
| 56 } | |
| 57 function baz() { | |
| 58 eval("xbar3.call = function() { called3 = true }"); | |
| 59 } | |
| 60 | |
| 61 var called3 = false; | |
| 62 var c3 = new foo3(); | |
| 63 assertEq(c3.cc, 2); | |
| 64 assertEq(c3.ee, 4); | |
| 65 assertEq(c3.ff, undefined); | |
| 66 assertEq(c3.dd, 3); | |
| 67 assertEq(called3, true); |
