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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Atomics/waitAsync/null-bufferdata-throws.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/null-bufferdata-throws.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/null-bufferdata-throws.js new file mode 100644 index 0000000000..e5a8412140 --- /dev/null +++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/null-bufferdata-throws.js @@ -0,0 +1,50 @@ +// |reftest| skip -- Atomics.waitAsync is not supported +// Copyright (C) 2020 Rick Waldron. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-atomics.waitasync +description: > + A null value for bufferData throws a TypeError +info: | + Atomics.waitAsync( typedArray, index, value, timeout ) + + 1. Return DoWait(async, typedArray, index, value, timeout). + + DoWait ( mode, typedArray, index, value, timeout ) + + 1. Let buffer be ? ValidateSharedIntegerTypedArray(typedArray, true). + + ValidateSharedIntegerTypedArray ( typedArray [ , waitable ] ) + + 2. Perform ? RequireInternalSlot(typedArray, [[TypedArrayName]]). + + RequireInternalSlot ( O, internalSlot ) + + 1. If Type(O) is not Object, throw a TypeError exception. + 2. If O does not have an internalSlot internal slot, throw a TypeError exception. + +includes: [detachArrayBuffer.js] +features: [Atomics.waitAsync, ArrayBuffer, Atomics, TypedArray] +---*/ +assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"'); +const i32a = new Int32Array( + new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4) +); + +const poisoned = { + valueOf() { + throw new Test262Error('should not evaluate this code'); + } +}; + +try { + $DETACHBUFFER(i32a.buffer); // Detaching a non-shared ArrayBuffer sets the [[ArrayBufferData]] value to null +} catch (error) { + throw new Test262Error(`An unexpected error occurred when detaching ArrayBuffer: ${error.message}`); +} + +assert.throws(TypeError, function() { + Atomics.waitAsync(i32a, poisoned, poisoned, poisoned); +}, '`Atomics.waitAsync(i32a, poisoned, poisoned, poisoned)` throws a TypeError exception'); + +reportCompare(0, 0); |