The Tor Browser / file comparison
comparison: js/src/jit-test/tests/basic/spread-call-funapply.js
js/src/jit-test/tests/basic/spread-call-funapply.js
- changeset 0
- 6474c204b198
equal
deleted
inserted
replaced
| -1:000000000000 | 0:c72f7a6d7f68 |
|---|---|
| 1 load(libdir + "asserts.js"); | |
| 2 load(libdir + "eqArrayHelper.js"); | |
| 3 load(libdir + "iteration.js"); | |
| 4 | |
| 5 function checkCommon(f) { | |
| 6 assertEqArray(f.apply(null, ...[[1, 2, 3]]), [1, 2, 3]); | |
| 7 assertEqArray(f.apply(...[null], [1, 2, 3]), [1, 2, 3]); | |
| 8 assertEqArray(f.apply(...[null], ...[[1, 2, 3]]), [1, 2, 3]); | |
| 9 assertEqArray(f.apply(...[null, [1, 2, 3]]), [1, 2, 3]); | |
| 10 | |
| 11 // other iterable objects | |
| 12 assertEqArray(f.apply(...Set([null, [1, 2, 3]])), [1, 2, 3]); | |
| 13 assertEqArray(f.apply(...[null, [1, 2, 3]][std_iterator]()), [1, 2, 3]); | |
| 14 let itr = {}; | |
| 15 itr[std_iterator] = function() { | |
| 16 return { | |
| 17 i: 0, | |
| 18 next: function() { | |
| 19 this.i++; | |
| 20 if (this.i == 1) | |
| 21 return { value: null, done: false }; | |
| 22 else if (this.i == 2) | |
| 23 return { value: [1, 2, 3], done: false }; | |
| 24 else | |
| 25 return { value: undefined, done: true }; | |
| 26 } | |
| 27 }; | |
| 28 }; | |
| 29 assertEqArray(f.apply(...itr), [1, 2, 3]); | |
| 30 function* gen() { | |
| 31 yield null; | |
| 32 yield [1, 2, 3]; | |
| 33 } | |
| 34 assertEqArray(f.apply(...gen()), [1, 2, 3]); | |
| 35 | |
| 36 let a; | |
| 37 assertEqArray(f.apply(null, ...a=[[1, 2, 3]]), [1, 2, 3]); | |
| 38 | |
| 39 // According to the draft spec, null and undefined are to be treated as empty | |
| 40 // arrays. However, they are not iterable. If the spec is not changed to be in | |
| 41 // terms of iterables, these tests should be fixed. | |
| 42 //assertEqArray(f.apply(null, ...null, [1, 2, 3]), [1, 2, 3]); | |
| 43 //assertEqArray(f.apply(null, ...undefined, [1, 2, 3]), [1, 2, 3]); | |
| 44 assertThrowsInstanceOf(() => f.apply(null, ...null, [1, 2, 3]), TypeError); | |
| 45 assertThrowsInstanceOf(() => f.apply(null, ...undefined, [1, 2, 3]), TypeError); | |
| 46 } | |
| 47 | |
| 48 function checkNormal(f) { | |
| 49 checkCommon(f); | |
| 50 | |
| 51 assertEqArray(f.apply(null, ...[[]]), [undefined, undefined, undefined]); | |
| 52 assertEqArray(f.apply(null, ...[[1]]), [1, undefined, undefined]); | |
| 53 assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2, undefined]); | |
| 54 assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3]); | |
| 55 | |
| 56 assertEqArray(f.apply(null, ...[[undefined]]), [undefined, undefined, undefined]); | |
| 57 } | |
| 58 | |
| 59 checkNormal(function(a, b, c) [a, b, c]); | |
| 60 checkNormal((a, b, c) => [a, b, c]); | |
| 61 | |
| 62 function checkDefault(f) { | |
| 63 checkCommon(f); | |
| 64 | |
| 65 assertEqArray(f.apply(null, ...[[]]), [-1, -2, -3]); | |
| 66 assertEqArray(f.apply(null, ...[[1]]), [1, -2, -3]); | |
| 67 assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2, -3]); | |
| 68 assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3]); | |
| 69 | |
| 70 assertEqArray(f.apply(null, ...[[undefined]]), [-1, -2, -3]); | |
| 71 } | |
| 72 | |
| 73 checkDefault(function(a = -1, b = -2, c = -3) [a, b, c]); | |
| 74 checkDefault((a = -1, b = -2, c = -3) => [a, b, c]); | |
| 75 | |
| 76 function checkRest(f) { | |
| 77 checkCommon(f); | |
| 78 | |
| 79 assertEqArray(f.apply(null, ...[[]]), []); | |
| 80 assertEqArray(f.apply(null, ...[[1]]), [1]); | |
| 81 assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2]); | |
| 82 assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3, 4]); | |
| 83 | |
| 84 assertEqArray(f.apply(null, ...[[undefined]]), [undefined]); | |
| 85 | |
| 86 // other iterable objects | |
| 87 assertEqArray(f.apply(null, ...Map([[["a", "A"], ["b", "B"]]])).map(([k, v]) => k + v), ["aA", "bB"]); | |
| 88 } | |
| 89 | |
| 90 checkRest(function(...x) x); | |
| 91 checkRest((...x) => x); |
