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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/non262/TypedArray/constructor-buffer-sequence.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/TypedArray/constructor-buffer-sequence.js')
-rw-r--r-- | js/src/tests/non262/TypedArray/constructor-buffer-sequence.js | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/constructor-buffer-sequence.js b/js/src/tests/non262/TypedArray/constructor-buffer-sequence.js new file mode 100644 index 0000000000..d69478344d --- /dev/null +++ b/js/src/tests/non262/TypedArray/constructor-buffer-sequence.js @@ -0,0 +1,230 @@ +// 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] ) + +// Ensure the various error conditions are tested in the correct order. + +const otherGlobal = newGlobal(); + +function* createBuffers(lengths = [0, 8]) { + for (let length of lengths) { + let buffer = new ArrayBuffer(length); + yield {buffer, detach: () => detachArrayBuffer(buffer)}; + } + + for (let length of lengths) { + let buffer = new otherGlobal.ArrayBuffer(length); + yield {buffer, detach: () => otherGlobal.detachArrayBuffer(buffer)}; + } +} + +const poisonedValue = new Proxy({}, new Proxy({}, { + get() { + // Throws an exception when any proxy trap is invoked. + throw new Error("Poisoned Value"); + } +})); + +class ExpectedError extends Error { } + +function ConstructorWithThrowingPrototype(detach) { + return Object.defineProperty(function(){}.bind(null), "prototype", { + get() { + if (detach) + detach(); + throw new ExpectedError(); + } + }); +} + +function ValueThrowing(detach) { + return { + valueOf() { + if (detach) + detach(); + throw new ExpectedError(); + } + }; +} + +function ValueReturning(value, detach) { + return { + valueOf() { + if (detach) + detach(); + return value; + } + }; +} + +// Ensure step 4 |AllocateTypedArray| is executed before step 6 |ToIndex(byteOffset)|. +for (let {buffer} of createBuffers()) { + let constructor = ConstructorWithThrowingPrototype(); + + assertThrowsInstanceOf(() => + Reflect.construct(Int32Array, [buffer, poisonedValue, 0], constructor), ExpectedError); +} + +// Ensure step 4 |AllocateTypedArray| is executed before step 9 |IsDetachedBuffer(buffer)|. +for (let {buffer, detach} of createBuffers()) { + let constructor = ConstructorWithThrowingPrototype(); + + detach(); + assertThrowsInstanceOf(() => + Reflect.construct(Int32Array, [buffer, 0, 0], constructor), ExpectedError); +} + +// Ensure step 4 |AllocateTypedArray| is executed before step 9 |IsDetachedBuffer(buffer)|. +// - Variant: Detach buffer dynamically. +for (let {buffer, detach} of createBuffers()) { + let constructor = ConstructorWithThrowingPrototype(detach); + + assertThrowsInstanceOf(() => + Reflect.construct(Int32Array, [buffer, 0, 0], constructor), ExpectedError); +} + +// Ensure step 4 |AllocateTypedArray| is executed before step 8.a |ToIndex(length)|. +for (let {buffer} of createBuffers()) { + let constructor = ConstructorWithThrowingPrototype(); + + assertThrowsInstanceOf(() => + Reflect.construct(Int32Array, [buffer, 0, poisonedValue], constructor), ExpectedError); +} + +// Ensure step 6 |ToIndex(byteOffset)| is executed before step 9 |IsDetachedBuffer(buffer)|. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueThrowing(); + + detach(); + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, 0), ExpectedError); +} + +// Ensure step 6 |ToIndex(byteOffset)| is executed before step 9 |IsDetachedBuffer(buffer)|. +// - Variant: Detach buffer dynamically. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueThrowing(detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, 0), ExpectedError); +} + +// Ensure step 6 |ToIndex(byteOffset)| is executed before step 8.a |ToIndex(length)|. +for (let {buffer} of createBuffers()) { + let byteOffset = ValueThrowing(); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, poisonedValue), ExpectedError); +} + +// Ensure step 7 |offset modulo elementSize ≠ 0| is executed before step 9 |IsDetachedBuffer(buffer)|. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 1; + + detach(); + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, 0), RangeError); +} + +// Ensure step 7 |offset modulo elementSize ≠ 0| is executed before step 9 |IsDetachedBuffer(buffer)|. +// - Variant: Detach buffer dynamically. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueReturning(1, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, 0), RangeError); +} + +// Ensure step 7 |offset modulo elementSize ≠ 0| is executed before step 8.a |ToIndex(length)|. +for (let {buffer} of createBuffers()) { + assertThrowsInstanceOf(() => new Int32Array(buffer, 1, poisonedValue), RangeError); +} + +// Ensure step 8.a |ToIndex(length)| is executed before step 9 |IsDetachedBuffer(buffer)|. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 0; + let length = ValueThrowing(); + + detach(); + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), ExpectedError); +} + +// Ensure step 8.a |ToIndex(length)| is executed before step 9 |IsDetachedBuffer(buffer)|. +// - Variant: Detach buffer dynamically (1). +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueReturning(0, detach); + let length = ValueThrowing(); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), ExpectedError); +} + +// Ensure step 8.a |ToIndex(length)| is executed before step 9 |IsDetachedBuffer(buffer)|. +// - Variant: Detach buffer dynamically (2). +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 0; + let length = ValueThrowing(detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), ExpectedError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 11.a |bufferByteLength modulo elementSize ≠ 0|. +for (let {buffer, detach} of createBuffers([1, 9])) { + let byteOffset = 0; + + detach(); + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset), TypeError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 11.a |bufferByteLength modulo elementSize ≠ 0|. +// - Variant: Detach buffer dynamically. +for (let {buffer, detach} of createBuffers([1, 9])) { + let byteOffset = ValueReturning(0, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset), TypeError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 11.c |newByteLength < 0|. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 64; + + detach(); + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset), TypeError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 11.c |newByteLength < 0|. +// - Variant: Detach buffer dynamically. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueReturning(64, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset), TypeError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 12.b |offset+newByteLength > bufferByteLength|. +// - Case A: The given byteOffset is too large. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 64; + let length = ValueReturning(0, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), TypeError); +} + +// Ensure step 9 |IsDetachedBuffer(buffer)| is executed before step 12.b |offset+newByteLength > bufferByteLength|. +// - Case B: The given length is too large. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 0; + let length = ValueReturning(64, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), TypeError); +} + +// Ensure we handle the case when ToIndex(byteOffset) detaches the array buffer. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = ValueReturning(0, detach); + let length = 0; + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), TypeError); +} + +// Ensure we handle the case when ToIndex(length) detaches the array buffer. +for (let {buffer, detach} of createBuffers()) { + let byteOffset = 0; + let length = ValueReturning(0, detach); + + assertThrowsInstanceOf(() => new Int32Array(buffer, byteOffset, length), TypeError); +} + +if (typeof reportCompare === "function") + reportCompare(true, true); |