The Tor Browser / file comparison
comparison: js/src/jit-test/tests/for-of/semantics-11.js
js/src/jit-test/tests/for-of/semantics-11.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:7392547b3ea0 |
|---|---|
| 1 // for-of on a proxy causes a predictable sequence of trap calls. | |
| 2 | |
| 3 load(libdir + "iteration.js"); | |
| 4 | |
| 5 var s = ''; | |
| 6 | |
| 7 var i = 0; | |
| 8 var next_fn = Proxy.createFunction({}, function () { | |
| 9 s += "n"; | |
| 10 if (i == 3) | |
| 11 return { value: undefined, done: true }; | |
| 12 return { value: i++, done: false }; | |
| 13 }); | |
| 14 | |
| 15 var it = Proxy.create({ | |
| 16 get: function (receiver, name) { | |
| 17 if (name == 'toSource') { | |
| 18 s += '?'; | |
| 19 return function () 'it'; | |
| 20 } | |
| 21 assertEq(name, "next"); | |
| 22 s += "N"; | |
| 23 return next_fn; | |
| 24 } | |
| 25 }); | |
| 26 | |
| 27 var iterator_fn = Proxy.createFunction({}, function () { | |
| 28 s += 'i'; | |
| 29 return it; | |
| 30 }); | |
| 31 | |
| 32 var obj = Proxy.create({ | |
| 33 get: function (receiver, name) { | |
| 34 assertEq(name, std_iterator); | |
| 35 s += "I"; | |
| 36 return iterator_fn; | |
| 37 } | |
| 38 }); | |
| 39 | |
| 40 for (var v of obj) | |
| 41 s += v; | |
| 42 | |
| 43 assertEq(s, 'IiNn0Nn1Nn2Nn'); |
