diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/forEach')
43 files changed, 1781 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/arraylength-internal.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/arraylength-internal.js new file mode 100644 index 0000000000..c3d44249c1 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/arraylength-internal.js @@ -0,0 +1,49 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + [[ArrayLength]] is accessed in place of performing a [[Get]] of "length" +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample1 = new TA(42); + var loop = 0; + + Object.defineProperty(sample1, "length", {value: 1}); + + sample1.forEach(function() { + loop++; + }); + + assert.sameValue(loop, 42, "data descriptor"); + + var sample2 = new TA(7); + loop = 0; + + Object.defineProperty(sample2, "length", { + get: function() { + throw new Test262Error( + "Does not return abrupt getting length property" + ); + } + }); + + sample2.forEach(function() { + loop++; + }); + + assert.sameValue(loop, 7, "accessor descriptor"); +}); + + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/browser.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/browser.js new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/browser.js diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-with-thisarg.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-with-thisarg.js new file mode 100644 index 0000000000..0ba64a9ded --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-with-thisarg.js @@ -0,0 +1,57 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + thisArg does not affect callbackfn arguments +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + i. Let kValue be ? Get(O, Pk). + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 43n, 44n]); + + var results = []; + var thisArg = ["test262", 0, "ecma262", 0]; + + sample.forEach(function() { + results.push(arguments); + }, thisArg); + + assert.sameValue(results.length, 3, "results.length"); + assert.sameValue(thisArg.length, 4, "thisArg.length"); + + assert.sameValue(results[0].length, 3, "results[0].length"); + assert.sameValue(results[0][0], 42n, "results[0][0] - kValue"); + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[0][2], sample, "results[0][2] - this"); + + assert.sameValue(results[1].length, 3, "results[1].length"); + assert.sameValue(results[1][0], 43n, "results[1][0] - kValue"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + assert.sameValue(results[1][2], sample, "results[1][2] - this"); + + assert.sameValue(results[2].length, 3, "results[2].length"); + assert.sameValue(results[2][0], 44n, "results[2][0] - kValue"); + assert.sameValue(results[2][1], 2, "results[2][1] - k"); + assert.sameValue(results[2][2], sample, "results[2][2] - this"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-without-thisarg.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-without-thisarg.js new file mode 100644 index 0000000000..fcde28dc17 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-arguments-without-thisarg.js @@ -0,0 +1,55 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn arguments +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + i. Let kValue be ? Get(O, Pk). + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 43n, 44n]); + + var results = []; + + sample.forEach(function() { + results.push(arguments); + }); + + assert.sameValue(results.length, 3, "results.length"); + + assert.sameValue(results[0].length, 3, "results[0].length"); + assert.sameValue(results[0][0], 42n, "results[0][0] - kValue"); + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[0][2], sample, "results[0][2] - this"); + + assert.sameValue(results[1].length, 3, "results[1].length"); + assert.sameValue(results[1][0], 43n, "results[1][0] - kValue"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + assert.sameValue(results[1][2], sample, "results[1][2] - this"); + + assert.sameValue(results[2].length, 3, "results[2].length"); + assert.sameValue(results[2][0], 44n, "results[2][0] - kValue"); + assert.sameValue(results[2][1], 2, "results[2][1] - k"); + assert.sameValue(results[2][2], sample, "results[2][2] - this"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-detachbuffer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-detachbuffer.js new file mode 100644 index 0000000000..5be9f05476 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-detachbuffer.js @@ -0,0 +1,42 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Instance buffer can be detached during loop +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [detachArrayBuffer.js, testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var loops = 0; + var sample = new TA(2); + + sample.forEach(function() { + if (loops === 0) { + $DETACHBUFFER(sample.buffer); + } + loops++; + }); + + assert.sameValue(loops, 2); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-is-not-callable.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-is-not-callable.js new file mode 100644 index 0000000000..662b26068e --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-is-not-callable.js @@ -0,0 +1,56 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn is not callable +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 3. If IsCallable(callbackfn) is false, throw a TypeError exception. + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + assert.throws(TypeError, function() { + sample.forEach(); + }); + + assert.throws(TypeError, function() { + sample.forEach(undefined); + }); + + assert.throws(TypeError, function() { + sample.forEach(null); + }); + + assert.throws(TypeError, function() { + sample.forEach({}); + }); + + assert.throws(TypeError, function() { + sample.forEach(1); + }); + + assert.throws(TypeError, function() { + sample.forEach(""); + }); + + assert.throws(TypeError, function() { + sample.forEach(false); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-no-interaction-over-non-integer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-no-interaction-over-non-integer.js new file mode 100644 index 0000000000..d94513f649 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-no-interaction-over-non-integer.js @@ -0,0 +1,43 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Does not interact over non-integer properties +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, Symbol, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([7n, 8n]); + + var results = []; + + sample.foo = 42; + sample[Symbol("1")] = 43; + + sample.forEach(function() { + results.push(arguments); + }); + + assert.sameValue(results.length, 2, "results.length"); + + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + + assert.sameValue(results[0][0], 7n, "results[0][0] - kValue"); + assert.sameValue(results[1][0], 8n, "results[1][0] - kValue"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-not-called-on-empty.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-not-called-on-empty.js new file mode 100644 index 0000000000..c4be5838d5 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-not-called-on-empty.js @@ -0,0 +1,38 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn is not called on empty instances +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var called = 0; + + new TA().forEach(function() { + called++; + }); + + assert.sameValue(called, 0); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-return-does-not-change-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-return-does-not-change-instance.js new file mode 100644 index 0000000000..052146907d --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-return-does-not-change-instance.js @@ -0,0 +1,32 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + The callbackfn return does not change the instance +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample1 = new TA(3); + + sample1[1] = 1n; + + sample1.forEach(function() { + return 42; + }); + + assert.sameValue(sample1[0], 0n, "[0] == 0"); + assert.sameValue(sample1[1], 1n, "[1] == 1"); + assert.sameValue(sample1[2], 0n, "[2] == 0"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-returns-abrupt.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-returns-abrupt.js new file mode 100644 index 0000000000..2405024122 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-returns-abrupt.js @@ -0,0 +1,38 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Returns abrupt from callbackfn +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + assert.throws(Test262Error, function() { + sample.forEach(function() { + throw new Test262Error(); + }); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js new file mode 100644 index 0000000000..208be545a9 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js @@ -0,0 +1,49 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Integer indexed values changed during iteration +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testBigIntTypedArray.js] +features: [BigInt, Reflect.set, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 43n, 44n]); + var newVal = 0n; + + sample.forEach(function(val, i) { + if (i > 0) { + assert.sameValue( + sample[i - 1], newVal - 1n, + "get the changed value during the loop" + ); + assert.sameValue( + Reflect.set(sample, 0, 7n), + true, + "re-set a value for sample[0]" + ); + } + assert.sameValue( + Reflect.set(sample, i, newVal), + true, + "set value during iteration" + ); + + newVal++; + }); + + assert.sameValue(sample[0], 7n, "changed values after iteration [0] == 7"); + assert.sameValue(sample[1], 1n, "changed values after iteration [1] == 1"); + assert.sameValue(sample[2], 2n, "changed values after iteration [2] == 2"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-this.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-this.js new file mode 100644 index 0000000000..25e4abc0f0 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-this.js @@ -0,0 +1,59 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn `this` value +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 4. If thisArg was supplied, let T be thisArg; else let T be undefined. + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +var expected = (function() { return this; })(); +var thisArg = {}; + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + var results1 = []; + + sample.forEach(function() { + results1.push(this); + }); + + assert.sameValue(results1.length, 3, "results1"); + assert.sameValue(results1[0], expected, "without thisArg - [0]"); + assert.sameValue(results1[1], expected, "without thisArg - [1]"); + assert.sameValue(results1[2], expected, "without thisArg - [2]"); + + var results2 = []; + + sample.forEach(function() { + results2.push(this); + }, thisArg); + + assert.sameValue(results2.length, 3, "results2"); + assert.sameValue(results2[0], thisArg, "using thisArg - [0]"); + assert.sameValue(results2[1], thisArg, "using thisArg - [1]"); + assert.sameValue(results2[2], thisArg, "using thisArg - [2]"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/detached-buffer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/detached-buffer.js new file mode 100644 index 0000000000..3a72de57aa --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/detached-buffer.js @@ -0,0 +1,34 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Throws a TypeError if this has a detached buffer +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + ... + 5. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. + ... +includes: [testBigIntTypedArray.js, detachArrayBuffer.js] +features: [BigInt, TypedArray] +---*/ + +var callbackfn = function() { + throw new Test262Error(); +}; + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(1); + $DETACHBUFFER(sample.buffer); + assert.throws(TypeError, function() { + sample.forEach(callbackfn); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/return-abrupt-from-this-out-of-bounds.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/return-abrupt-from-this-out-of-bounds.js new file mode 100644 index 0000000000..35bab23806 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/return-abrupt-from-this-out-of-bounds.js @@ -0,0 +1,62 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Return abrupt when "this" value fails buffer boundary checks +includes: [testBigIntTypedArray.js] +features: [ArrayBuffer, BigInt, TypedArray, arrow-function, resizable-arraybuffer] +---*/ + +assert.sameValue( + typeof TypedArray.prototype.forEach, + 'function', + 'implements TypedArray.prototype.forEach' +); + +assert.sameValue( + typeof ArrayBuffer.prototype.resize, + 'function', + 'implements ArrayBuffer.prototype.resize' +); + +testWithBigIntTypedArrayConstructors(TA => { + var BPE = TA.BYTES_PER_ELEMENT; + var ab = new ArrayBuffer(BPE * 4, {maxByteLength: BPE * 5}); + var array = new TA(ab, BPE, 2); + + try { + ab.resize(BPE * 5); + } catch (_) {} + + // no error following grow: + array.forEach(() => {}); + + try { + ab.resize(BPE * 3); + } catch (_) {} + + // no error following shrink (within bounds): + array.forEach(() => {}); + + var expectedError; + try { + ab.resize(BPE * 2); + // If the preceding "resize" operation is successful, the typed array will + // be out out of bounds, so the subsequent prototype method should produce + // a TypeError due to the semantics of ValidateTypedArray. + expectedError = TypeError; + } catch (_) { + // The host is permitted to fail any "resize" operation at its own + // discretion. If that occurs, the forEach operation should complete + // successfully. + expectedError = Test262Error; + } + + assert.throws(expectedError, () => { + array.forEach(() => {}); + throw new Test262Error('forEach completed successfully'); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/returns-undefined.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/returns-undefined.js new file mode 100644 index 0000000000..b9e14e8695 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/returns-undefined.js @@ -0,0 +1,35 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Returns undefined +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample1 = new TA(42); + + var result1 = sample1.forEach(function() { + return 42; + }); + + assert.sameValue(result1, undefined, "result1"); + + var sample2 = new TA(1); + var result2 = sample2.forEach(function() { + return null; + }); + + assert.sameValue(result2, undefined, "result2"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/shell.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/shell.js new file mode 100644 index 0000000000..90ee9c114d --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/shell.js @@ -0,0 +1,42 @@ +// GENERATED, DO NOT EDIT +// file: testBigIntTypedArray.js +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +description: | + Collection of functions used to assert the correctness of BigInt TypedArray objects. +defines: + - TypedArray + - testWithBigIntTypedArrayConstructors +---*/ + +/** + * The %TypedArray% intrinsic constructor function. + */ +var TypedArray = Object.getPrototypeOf(Int8Array); + +/** + * Calls the provided function for every typed array constructor. + * + * @param {typedArrayConstructorCallback} f - the function to call for each typed array constructor. + * @param {Array} selected - An optional Array with filtered typed arrays + */ +function testWithBigIntTypedArrayConstructors(f, selected) { + /** + * Array containing every BigInt typed array constructor. + */ + var constructors = selected || [ + BigInt64Array, + BigUint64Array + ]; + + for (var i = 0; i < constructors.length; ++i) { + var constructor = constructors[i]; + try { + f(constructor); + } catch (e) { + e.message += " (Testing with " + constructor.name + ".)"; + throw e; + } + } +} diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/values-are-not-cached.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/values-are-not-cached.js new file mode 100644 index 0000000000..f607b8e525 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/BigInt/values-are-not-cached.js @@ -0,0 +1,33 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Integer indexed values are not cached before iteration +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 43n, 44n]); + + sample.forEach(function(v, i) { + if (i < sample.length - 1) { + sample[i+1] = 42n; + } + + assert.sameValue( + v, 42n, "method does not cache values before callbackfn calls" + ); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/arraylength-internal.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/arraylength-internal.js new file mode 100644 index 0000000000..c7e0f770e7 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/arraylength-internal.js @@ -0,0 +1,49 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + [[ArrayLength]] is accessed in place of performing a [[Get]] of "length" +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample1 = new TA(42); + var loop = 0; + + Object.defineProperty(sample1, "length", {value: 1}); + + sample1.forEach(function() { + loop++; + }); + + assert.sameValue(loop, 42, "data descriptor"); + + var sample2 = new TA(7); + loop = 0; + + Object.defineProperty(sample2, "length", { + get: function() { + throw new Test262Error( + "Does not return abrupt getting length property" + ); + } + }); + + sample2.forEach(function() { + loop++; + }); + + assert.sameValue(loop, 7, "accessor descriptor"); +}); + + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/browser.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/browser.js new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/browser.js diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-with-thisarg.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-with-thisarg.js new file mode 100644 index 0000000000..eb007e15bb --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-with-thisarg.js @@ -0,0 +1,57 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + thisArg does not affect callbackfn arguments +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + i. Let kValue be ? Get(O, Pk). + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43, 44]); + + var results = []; + var thisArg = ["test262", 0, "ecma262", 0]; + + sample.forEach(function() { + results.push(arguments); + }, thisArg); + + assert.sameValue(results.length, 3, "results.length"); + assert.sameValue(thisArg.length, 4, "thisArg.length"); + + assert.sameValue(results[0].length, 3, "results[0].length"); + assert.sameValue(results[0][0], 42, "results[0][0] - kValue"); + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[0][2], sample, "results[0][2] - this"); + + assert.sameValue(results[1].length, 3, "results[1].length"); + assert.sameValue(results[1][0], 43, "results[1][0] - kValue"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + assert.sameValue(results[1][2], sample, "results[1][2] - this"); + + assert.sameValue(results[2].length, 3, "results[2].length"); + assert.sameValue(results[2][0], 44, "results[2][0] - kValue"); + assert.sameValue(results[2][1], 2, "results[2][1] - k"); + assert.sameValue(results[2][2], sample, "results[2][2] - this"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-without-thisarg.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-without-thisarg.js new file mode 100644 index 0000000000..adfda0ac0b --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-arguments-without-thisarg.js @@ -0,0 +1,55 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn arguments +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + i. Let kValue be ? Get(O, Pk). + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43, 44]); + + var results = []; + + sample.forEach(function() { + results.push(arguments); + }); + + assert.sameValue(results.length, 3, "results.length"); + + assert.sameValue(results[0].length, 3, "results[0].length"); + assert.sameValue(results[0][0], 42, "results[0][0] - kValue"); + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[0][2], sample, "results[0][2] - this"); + + assert.sameValue(results[1].length, 3, "results[1].length"); + assert.sameValue(results[1][0], 43, "results[1][0] - kValue"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + assert.sameValue(results[1][2], sample, "results[1][2] - this"); + + assert.sameValue(results[2].length, 3, "results[2].length"); + assert.sameValue(results[2][0], 44, "results[2][0] - kValue"); + assert.sameValue(results[2][1], 2, "results[2][1] - k"); + assert.sameValue(results[2][2], sample, "results[2][2] - this"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-detachbuffer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-detachbuffer.js new file mode 100644 index 0000000000..ce1e7515af --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-detachbuffer.js @@ -0,0 +1,42 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Instance buffer can be detached during loop +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [detachArrayBuffer.js, testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var loops = 0; + var sample = new TA(2); + + sample.forEach(function() { + if (loops === 0) { + $DETACHBUFFER(sample.buffer); + } + loops++; + }); + + assert.sameValue(loops, 2); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-is-not-callable.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-is-not-callable.js new file mode 100644 index 0000000000..b831382b20 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-is-not-callable.js @@ -0,0 +1,56 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn is not callable +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 3. If IsCallable(callbackfn) is false, throw a TypeError exception. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + assert.throws(TypeError, function() { + sample.forEach(); + }); + + assert.throws(TypeError, function() { + sample.forEach(undefined); + }); + + assert.throws(TypeError, function() { + sample.forEach(null); + }); + + assert.throws(TypeError, function() { + sample.forEach({}); + }); + + assert.throws(TypeError, function() { + sample.forEach(1); + }); + + assert.throws(TypeError, function() { + sample.forEach(""); + }); + + assert.throws(TypeError, function() { + sample.forEach(false); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-no-interaction-over-non-integer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-no-interaction-over-non-integer.js new file mode 100644 index 0000000000..011ae6dcbe --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-no-interaction-over-non-integer.js @@ -0,0 +1,43 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Does not interact over non-integer properties +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [Symbol, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([7, 8]); + + var results = []; + + sample.foo = 42; + sample[Symbol("1")] = 43; + + sample.forEach(function() { + results.push(arguments); + }); + + assert.sameValue(results.length, 2, "results.length"); + + assert.sameValue(results[0][1], 0, "results[0][1] - k"); + assert.sameValue(results[1][1], 1, "results[1][1] - k"); + + assert.sameValue(results[0][0], 7, "results[0][0] - kValue"); + assert.sameValue(results[1][0], 8, "results[1][0] - kValue"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-not-called-on-empty.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-not-called-on-empty.js new file mode 100644 index 0000000000..cdd228a7fa --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-not-called-on-empty.js @@ -0,0 +1,38 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn is not called on empty instances +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var called = 0; + + new TA().forEach(function() { + called++; + }); + + assert.sameValue(called, 0); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-resize.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-resize.js new file mode 100644 index 0000000000..0b84275ac4 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-resize.js @@ -0,0 +1,74 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.forEach +description: Instance buffer can be resized during iteration +includes: [testTypedArray.js, compareArray.js] +features: [TypedArray, resizable-arraybuffer] +---*/ + +// If the host chooses to throw as allowed by the specification, the observed +// behavior will be identical to the case where `ArrayBuffer.prototype.resize` +// has not been implemented. The following assertion prevents this test from +// passing in runtimes which have not implemented the method. +assert.sameValue(typeof ArrayBuffer.prototype.resize, 'function'); + +testWithTypedArrayConstructors(function(TA) { + var BPE = TA.BYTES_PER_ELEMENT; + var buffer = new ArrayBuffer(BPE * 3, {maxByteLength: BPE * 4}); + var sample = new TA(buffer); + var finalElement, expectedElements, expectedIndices, expectedArrays; + var elements, indices, arrays, result; + + elements = []; + indices = []; + arrays = []; + result = sample.forEach(function(element, index, array) { + if (elements.length === 0) { + try { + buffer.resize(2 * BPE); + finalElement = undefined; + expectedElements = [0, 0]; + expectedIndices = [0, 1]; + expectedArrays = [sample, sample]; + } catch (_) { + finalElement = 0; + expectedElements = [0, 0, 0]; + expectedIndices = [0, 1, 2]; + expectedArrays = [sample, sample, sample]; + } + } + + elements.push(element); + indices.push(index); + arrays.push(array); + }); + + assert.compareArray(elements, [0, 0, finalElement], 'elements (shrink)'); + assert.compareArray(indices, [0, 1, 2], 'indices (shrink)'); + assert.compareArray(arrays, [sample, sample, sample], 'arrays (shrink)'); + assert.sameValue(result, undefined, 'result (shrink)'); + + elements = []; + indices = []; + arrays = []; + result = sample.forEach(function(element, index, array) { + if (elements.length === 0) { + try { + buffer.resize(4 * BPE); + } catch (_) {} + } + + elements.push(element); + indices.push(index); + arrays.push(array); + }); + + assert.compareArray(elements, expectedElements, 'elements (grow)'); + assert.compareArray(indices, expectedIndices, 'indices (grow)'); + assert.compareArray(arrays, expectedArrays, 'arrays (grow)'); + assert.sameValue(result, undefined, 'result (grow)'); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-return-does-not-change-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-return-does-not-change-instance.js new file mode 100644 index 0000000000..1d5493d02e --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-return-does-not-change-instance.js @@ -0,0 +1,32 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + The callbackfn return does not change the instance +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample1 = new TA(3); + + sample1[1] = 1; + + sample1.forEach(function() { + return 42; + }); + + assert.sameValue(sample1[0], 0, "[0] == 0"); + assert.sameValue(sample1[1], 1, "[1] == 1"); + assert.sameValue(sample1[2], 0, "[2] == 0"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-returns-abrupt.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-returns-abrupt.js new file mode 100644 index 0000000000..a8c3a758e9 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-returns-abrupt.js @@ -0,0 +1,38 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Returns abrupt from callbackfn +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + assert.throws(Test262Error, function() { + sample.forEach(function() { + throw new Test262Error(); + }); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-set-value-during-interaction.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-set-value-during-interaction.js new file mode 100644 index 0000000000..414ae3d1e6 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-set-value-during-interaction.js @@ -0,0 +1,49 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Integer indexed values changed during iteration +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testTypedArray.js] +features: [Reflect.set, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43, 44]); + var newVal = 0; + + sample.forEach(function(val, i) { + if (i > 0) { + assert.sameValue( + sample[i - 1], newVal - 1, + "get the changed value during the loop" + ); + assert.sameValue( + Reflect.set(sample, 0, 7), + true, + "re-set a value for sample[0]" + ); + } + assert.sameValue( + Reflect.set(sample, i, newVal), + true, + "set value during iteration" + ); + + newVal++; + }); + + assert.sameValue(sample[0], 7, "changed values after iteration [0] == 7"); + assert.sameValue(sample[1], 1, "changed values after iteration [1] == 1"); + assert.sameValue(sample[2], 2, "changed values after iteration [2] == 2"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-this.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-this.js new file mode 100644 index 0000000000..0715e8db66 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/callbackfn-this.js @@ -0,0 +1,59 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + callbackfn `this` value +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" + + 22.1.3.10 Array.prototype.forEach ( callbackfn [ , thisArg ] ) + + ... + 4. If thisArg was supplied, let T be thisArg; else let T be undefined. + ... + 6. Repeat, while k < len + ... + c. If kPresent is true, then + ... + ii. Perform ? Call(callbackfn, T, « kValue, k, O »). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +var expected = (function() { return this; })(); +var thisArg = {}; + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA(3); + + var results1 = []; + + sample.forEach(function() { + results1.push(this); + }); + + assert.sameValue(results1.length, 3, "results1"); + assert.sameValue(results1[0], expected, "without thisArg - [0]"); + assert.sameValue(results1[1], expected, "without thisArg - [1]"); + assert.sameValue(results1[2], expected, "without thisArg - [2]"); + + var results2 = []; + + sample.forEach(function() { + results2.push(this); + }, thisArg); + + assert.sameValue(results2.length, 3, "results2"); + assert.sameValue(results2[0], thisArg, "using thisArg - [0]"); + assert.sameValue(results2[1], thisArg, "using thisArg - [1]"); + assert.sameValue(results2[2], thisArg, "using thisArg - [2]"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/detached-buffer.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/detached-buffer.js new file mode 100644 index 0000000000..e35a41d5e4 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/detached-buffer.js @@ -0,0 +1,34 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Throws a TypeError if this has a detached buffer +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + ... + 5. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. + ... +includes: [testTypedArray.js, detachArrayBuffer.js] +features: [TypedArray] +---*/ + +var callbackfn = function() { + throw new Test262Error(); +}; + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA(1); + $DETACHBUFFER(sample.buffer); + assert.throws(TypeError, function() { + sample.forEach(callbackfn); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-func.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-func.js new file mode 100644 index 0000000000..d4846aefc6 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-func.js @@ -0,0 +1,31 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Throws a TypeError exception when invoked as a function +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + 1. If Type(O) is not Object, throw a TypeError exception. + 2. If O does not have a [[TypedArrayName]] internal slot, throw a TypeError + exception. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +var forEach = TypedArray.prototype.forEach; + +assert.sameValue(typeof forEach, 'function'); + +assert.throws(TypeError, function() { + forEach(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-method.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-method.js new file mode 100644 index 0000000000..dad90f6f41 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/invoked-as-method.js @@ -0,0 +1,31 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Requires a [[TypedArrayName]] internal slot. +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + 1. If Type(O) is not Object, throw a TypeError exception. + 2. If O does not have a [[TypedArrayName]] internal slot, throw a TypeError + exception. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +var TypedArrayPrototype = TypedArray.prototype; + +assert.sameValue(typeof TypedArrayPrototype.forEach, 'function'); + +assert.throws(TypeError, function() { + TypedArrayPrototype.forEach(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/length.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/length.js new file mode 100644 index 0000000000..b31c55e2de --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/length.js @@ -0,0 +1,32 @@ +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + %TypedArray%.prototype.forEach.length is 1. +info: | + %TypedArray%.prototype.forEach (callbackfn [ , thisArg ] ) + + 17 ECMAScript Standard Built-in Objects: + Every built-in Function object, including constructors, has a length + property whose value is an integer. Unless otherwise specified, this + value is equal to the largest number of named arguments shown in the + subclause headings for the function description, including optional + parameters. However, rest parameters shown using the form “...name” + are not included in the default argument count. + + Unless otherwise specified, the length property of a built-in Function + object has the attributes { [[Writable]]: false, [[Enumerable]]: false, + [[Configurable]]: true }. +includes: [propertyHelper.js, testTypedArray.js] +features: [TypedArray] +---*/ + +assert.sameValue(TypedArray.prototype.forEach.length, 1); + +verifyNotEnumerable(TypedArray.prototype.forEach, "length"); +verifyNotWritable(TypedArray.prototype.forEach, "length"); +verifyConfigurable(TypedArray.prototype.forEach, "length"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/name.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/name.js new file mode 100644 index 0000000000..0f492bcbaf --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/name.js @@ -0,0 +1,29 @@ +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + %TypedArray%.prototype.forEach.name is "forEach". +info: | + %TypedArray%.prototype.forEach (callbackfn [ , thisArg ] ) + + 17 ECMAScript Standard Built-in Objects: + Every built-in Function object, including constructors, that is not + identified as an anonymous function has a name property whose value + is a String. + + Unless otherwise specified, the name property of a built-in Function + object, if it exists, has the attributes { [[Writable]]: false, + [[Enumerable]]: false, [[Configurable]]: true }. +includes: [propertyHelper.js, testTypedArray.js] +features: [TypedArray] +---*/ + +assert.sameValue(TypedArray.prototype.forEach.name, "forEach"); + +verifyNotEnumerable(TypedArray.prototype.forEach, "name"); +verifyNotWritable(TypedArray.prototype.forEach, "name"); +verifyConfigurable(TypedArray.prototype.forEach, "name"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/not-a-constructor.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/not-a-constructor.js new file mode 100644 index 0000000000..e966540f48 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/not-a-constructor.js @@ -0,0 +1,35 @@ +// Copyright (C) 2020 Rick Waldron. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-ecmascript-standard-built-in-objects +description: > + TypedArray.prototype.forEach does not implement [[Construct]], is not new-able +info: | + ECMAScript Function Objects + + Built-in function objects that are not identified as constructors do not + implement the [[Construct]] internal method unless otherwise specified in + the description of a particular function. + + sec-evaluatenew + + ... + 7. If IsConstructor(constructor) is false, throw a TypeError exception. + ... +includes: [isConstructor.js, testTypedArray.js] +features: [Reflect.construct, arrow-function, TypedArray] +---*/ + +assert.sameValue( + isConstructor(TypedArray.prototype.forEach), + false, + 'isConstructor(TypedArray.prototype.forEach) must return false' +); + +assert.throws(TypeError, () => { + let u8 = new Uint8Array(1); new u8.forEach(() => {}); +}, '`let u8 = new Uint8Array(1); new u8.forEach(() => {})` throws TypeError'); + + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/prop-desc.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/prop-desc.js new file mode 100644 index 0000000000..611f1508a6 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/prop-desc.js @@ -0,0 +1,21 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + "forEach" property of TypedArrayPrototype +info: | + ES6 section 17: Every other data property described in clauses 18 through 26 + and in Annex B.2 has the attributes { [[Writable]]: true, + [[Enumerable]]: false, [[Configurable]]: true } unless otherwise specified. +includes: [propertyHelper.js, testTypedArray.js] +features: [TypedArray] +---*/ + +var TypedArrayPrototype = TypedArray.prototype; + +verifyNotEnumerable(TypedArrayPrototype, 'forEach'); +verifyWritable(TypedArrayPrototype, 'forEach'); +verifyConfigurable(TypedArrayPrototype, 'forEach'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/return-abrupt-from-this-out-of-bounds.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/return-abrupt-from-this-out-of-bounds.js new file mode 100644 index 0000000000..f66026b1e8 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/return-abrupt-from-this-out-of-bounds.js @@ -0,0 +1,62 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Return abrupt when "this" value fails buffer boundary checks +includes: [testTypedArray.js] +features: [TypedArray, resizable-arraybuffer] +---*/ + +assert.sameValue( + typeof TypedArray.prototype.forEach, + 'function', + 'implements TypedArray.prototype.forEach' +); + +assert.sameValue( + typeof ArrayBuffer.prototype.resize, + 'function', + 'implements ArrayBuffer.prototype.resize' +); + +testWithTypedArrayConstructors(TA => { + var BPE = TA.BYTES_PER_ELEMENT; + var ab = new ArrayBuffer(BPE * 4, {maxByteLength: BPE * 5}); + var array = new TA(ab, BPE, 2); + + try { + ab.resize(BPE * 5); + } catch (_) {} + + // no error following grow: + array.forEach(() => {}); + + try { + ab.resize(BPE * 3); + } catch (_) {} + + // no error following shrink (within bounds): + array.forEach(() => {}); + + var expectedError; + try { + ab.resize(BPE * 2); + // If the preceding "resize" operation is successful, the typed array will + // be out out of bounds, so the subsequent prototype method should produce + // a TypeError due to the semantics of ValidateTypedArray. + expectedError = TypeError; + } catch (_) { + // The host is permitted to fail any "resize" operation at its own + // discretion. If that occurs, the forEach operation should complete + // successfully. + expectedError = Test262Error; + } + + assert.throws(expectedError, () => { + array.forEach(() => {}); + throw new Test262Error('forEach completed successfully'); + }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/returns-undefined.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/returns-undefined.js new file mode 100644 index 0000000000..37a0c81076 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/returns-undefined.js @@ -0,0 +1,35 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Returns undefined +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample1 = new TA(42); + + var result1 = sample1.forEach(function() { + return 42; + }); + + assert.sameValue(result1, undefined, "result1"); + + var sample2 = new TA(1); + var result2 = sample2.forEach(function() { + return null; + }); + + assert.sameValue(result2, undefined, "result2"); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/shell.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/shell.js new file mode 100644 index 0000000000..eda1477282 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/shell.js @@ -0,0 +1,24 @@ +// GENERATED, DO NOT EDIT +// file: isConstructor.js +// Copyright (C) 2017 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: | + Test if a given function is a constructor function. +defines: [isConstructor] +features: [Reflect.construct] +---*/ + +function isConstructor(f) { + if (typeof f !== "function") { + throw new Test262Error("isConstructor invoked with a non-function value"); + } + + try { + Reflect.construct(function(){}, [], f); + } catch (e) { + return false; + } + return true; +} diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-object.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-object.js new file mode 100644 index 0000000000..8a228dc6c3 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-object.js @@ -0,0 +1,53 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: Throws a TypeError exception when `this` is not Object +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + 1. If Type(O) is not Object, throw a TypeError exception. + ... +includes: [testTypedArray.js] +features: [Symbol, TypedArray] +---*/ + +var forEach = TypedArray.prototype.forEach; +var callbackfn = function() {}; + +assert.throws(TypeError, function() { + forEach.call(undefined, callbackfn); +}, "this is undefined"); + +assert.throws(TypeError, function() { + forEach.call(null, callbackfn); +}, "this is null"); + +assert.throws(TypeError, function() { + forEach.call(42, callbackfn); +}, "this is 42"); + +assert.throws(TypeError, function() { + forEach.call("1", callbackfn); +}, "this is a string"); + +assert.throws(TypeError, function() { + forEach.call(true, callbackfn); +}, "this is true"); + +assert.throws(TypeError, function() { + forEach.call(false, callbackfn); +}, "this is false"); + +var s = Symbol("s"); +assert.throws(TypeError, function() { + forEach.call(s, callbackfn); +}, "this is a Symbol"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-typedarray-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-typedarray-instance.js new file mode 100644 index 0000000000..34677e33e4 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/this-is-not-typedarray-instance.js @@ -0,0 +1,45 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Throws a TypeError exception when `this` is not a TypedArray instance +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + 1. If Type(O) is not Object, throw a TypeError exception. + 2. If O does not have a [[TypedArrayName]] internal slot, throw a TypeError + exception. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +var forEach = TypedArray.prototype.forEach; +var callbackfn = function() {}; + +assert.throws(TypeError, function() { + forEach.call({}, callbackfn); +}, "this is an Object"); + +assert.throws(TypeError, function() { + forEach.call([], callbackfn); +}, "this is an Array"); + +var ab = new ArrayBuffer(8); +assert.throws(TypeError, function() { + forEach.call(ab, callbackfn); +}, "this is an ArrayBuffer instance"); + +var dv = new DataView(new ArrayBuffer(8), 0, 1); +assert.throws(TypeError, function() { + forEach.call(dv, callbackfn); +}, "this is a DataView instance"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/values-are-not-cached.js b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/values-are-not-cached.js new file mode 100644 index 0000000000..9b1fe0706a --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/forEach/values-are-not-cached.js @@ -0,0 +1,33 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.foreach +description: > + Integer indexed values are not cached before iteration +info: | + 22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] ) + + %TypedArray%.prototype.forEach is a distinct function that implements the same + algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the + this object's [[ArrayLength]] internal slot is accessed in place of performing + a [[Get]] of "length" +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43, 44]); + + sample.forEach(function(v, i) { + if (i < sample.length - 1) { + sample[i+1] = 42; + } + + assert.sameValue( + v, 42, "method does not cache values before callbackfn calls" + ); + }); +}); + +reportCompare(0, 0); |