The Tor Browser / file comparison
comparison: js/src/tests/ecma_6/Array/fill.js
js/src/tests/ecma_6/Array/fill.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:012b9229f3bd |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* Any copyright is dedicated to the Public Domain. | |
| 3 * http://creativecommons.org/licenses/publicdomain/ */ | |
| 4 | |
| 5 //----------------------------------------------------------------------------- | |
| 6 var BUGNUMBER = 911147; | |
| 7 var summary = 'Array.prototype.fill'; | |
| 8 | |
| 9 print(BUGNUMBER + ": " + summary); | |
| 10 | |
| 11 /************** | |
| 12 * BEGIN TEST * | |
| 13 **************/ | |
| 14 | |
| 15 assertEq(typeof [].fill, 'function'); | |
| 16 assertEq([].fill.length, 1); | |
| 17 | |
| 18 // Default values for arguments and absolute values for negative start and end | |
| 19 // arguments are resolved correctly. | |
| 20 assertDeepEq([].fill(1), []); | |
| 21 assertDeepEq([1,1,1].fill(2), [2,2,2]); | |
| 22 assertDeepEq([1,1,1].fill(2, 1), [1,2,2]); | |
| 23 assertDeepEq([1,1,1].fill(2, 1, 2), [1,2,1]); | |
| 24 assertDeepEq([1,1,1].fill(2, -2), [1,2,2]); | |
| 25 assertDeepEq([1,1,1].fill(2, -2, -1), [1,2,1]); | |
| 26 assertDeepEq([1,1,1].fill(2, undefined), [2,2,2]); | |
| 27 assertDeepEq([1,1,1].fill(2, undefined, undefined), [2,2,2]); | |
| 28 assertDeepEq([1,1,1].fill(2, 1, undefined), [1,2,2]); | |
| 29 assertDeepEq([1,1,1].fill(2, undefined, 1), [2,1,1]); | |
| 30 assertDeepEq([1,1,1].fill(2, 2, 1), [1,1,1]); | |
| 31 assertDeepEq([1,1,1].fill(2, -1, 1), [1,1,1]); | |
| 32 assertDeepEq([1,1,1].fill(2, -2, 1), [1,1,1]); | |
| 33 assertDeepEq([1,1,1].fill(2, 1, -2), [1,1,1]); | |
| 34 assertDeepEq([1,1,1].fill(2, 0.1), [2,2,2]); | |
| 35 assertDeepEq([1,1,1].fill(2, 0.9), [2,2,2]); | |
| 36 assertDeepEq([1,1,1].fill(2, 1.1), [1,2,2]); | |
| 37 assertDeepEq([1,1,1].fill(2, 0.1, 0.9), [1,1,1]); | |
| 38 assertDeepEq([1,1,1].fill(2, 0.1, 1.9), [2,1,1]); | |
| 39 assertDeepEq([1,1,1].fill(2, 0.1, 1.9), [2,1,1]); | |
| 40 assertDeepEq([1,1,1].fill(2, -0), [2,2,2]); | |
| 41 assertDeepEq([1,1,1].fill(2, 0, -0), [1,1,1]); | |
| 42 assertDeepEq([1,1,1].fill(2, NaN), [2,2,2]); | |
| 43 assertDeepEq([1,1,1].fill(2, 0, NaN), [1,1,1]); | |
| 44 assertDeepEq([1,1,1].fill(2, false), [2,2,2]); | |
| 45 assertDeepEq([1,1,1].fill(2, true), [1,2,2]); | |
| 46 assertDeepEq([1,1,1].fill(2, "0"), [2,2,2]); | |
| 47 assertDeepEq([1,1,1].fill(2, "1"), [1,2,2]); | |
| 48 assertDeepEq([1,1,1].fill(2, "-2"), [1,2,2]); | |
| 49 assertDeepEq([1,1,1].fill(2, "-2", "-1"), [1,2,1]); | |
| 50 assertDeepEq([1,1,1].fill(2, {valueOf: ()=>1}), [1,2,2]); | |
| 51 assertDeepEq([1,1,1].fill(2, 0, {valueOf: ()=>1}), [2,1,1]); | |
| 52 | |
| 53 // fill works generically for objects, too. | |
| 54 assertDeepEq([].fill.call({length: 2}, 2), {0: 2, 1: 2, length: 2}); | |
| 55 | |
| 56 var setterCalled = false; | |
| 57 var objWithSetter = {set "0"(val) { setterCalled = true}, length: 1}; | |
| 58 [].fill.call(objWithSetter, 2); | |
| 59 assertEq(setterCalled, true); | |
| 60 | |
| 61 var setHandlerCallCount = 0; | |
| 62 var proxy = new Proxy({length: 3}, {set: function(value) {setHandlerCallCount++;}}); | |
| 63 [].fill.call(proxy, 2); | |
| 64 assertEq(setHandlerCallCount, 3); | |
| 65 | |
| 66 var valueOfCallCount = 0; | |
| 67 var typedArray = new Uint8ClampedArray(3); | |
| 68 [].fill.call(typedArray, {valueOf: function() {valueOfCallCount++; return 2000;}}); | |
| 69 assertEq(valueOfCallCount, 3); | |
| 70 assertEq(typedArray[0], 0xff); | |
| 71 | |
| 72 // All remaining cases should throw. | |
| 73 var objWithGetterOnly = {get "0"() {return 1;}, length: 1}; | |
| 74 | |
| 75 var objWithReadOnlyProp = {length: 1}; | |
| 76 Object.defineProperty(objWithReadOnlyProp, 0, {value: 1, writable: false}); | |
| 77 | |
| 78 var objWithNonconfigurableProp = {length: 1}; | |
| 79 Object.defineProperty(objWithNonconfigurableProp, 0, {value: 1, configurable: false}); | |
| 80 | |
| 81 var frozenObj = {length: 1}; | |
| 82 Object.freeze(frozenObj); | |
| 83 | |
| 84 var frozenArray = [1, 1, 1]; | |
| 85 Object.freeze(frozenArray); | |
| 86 | |
| 87 assertThrowsInstanceOf(() => [].fill.call(objWithGetterOnly, 2), TypeError); | |
| 88 assertThrowsInstanceOf(() => [].fill.call(objWithReadOnlyProp, 2), TypeError); | |
| 89 assertThrowsInstanceOf(() => [].fill.call(objWithNonconfigurableProp, 2), TypeError); | |
| 90 assertThrowsInstanceOf(() => [].fill.call(frozenObj, 2), TypeError); | |
| 91 assertThrowsInstanceOf(() => [].fill.call(frozenArray, 2), TypeError); | |
| 92 assertThrowsInstanceOf(() => [].fill.call("111", 2), TypeError); | |
| 93 assertThrowsInstanceOf(() => [].fill.call(null, 2), TypeError); | |
| 94 assertThrowsInstanceOf(() => [].fill.call(undefined, 2), TypeError); | |
| 95 | |
| 96 if (typeof reportCompare === "function") | |
| 97 reportCompare(true, true); |
