diff options
Diffstat (limited to 'js/src/tests/test262/prs/3994/built-ins/Uint8Array/prototype/toBase64/detached-buffer.js')
-rw-r--r-- | js/src/tests/test262/prs/3994/built-ins/Uint8Array/prototype/toBase64/detached-buffer.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/prs/3994/built-ins/Uint8Array/prototype/toBase64/detached-buffer.js b/js/src/tests/test262/prs/3994/built-ins/Uint8Array/prototype/toBase64/detached-buffer.js new file mode 100644 index 0000000000..0904454743 --- /dev/null +++ b/js/src/tests/test262/prs/3994/built-ins/Uint8Array/prototype/toBase64/detached-buffer.js @@ -0,0 +1,42 @@ +// |reftest| shell-option(--enable-uint8array-base64) skip-if(!Uint8Array.fromBase64||!xulRuntime.shell) -- uint8array-base64 is not enabled unconditionally, requires shell-options +// Copyright (C) 2024 Kevin Gibbons. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-uint8array.prototype.tobase64 +description: Uint8Array.prototype.toBase64 checks for detachedness after side-effects are finished +includes: [detachArrayBuffer.js] +features: [uint8array-base64, TypedArray] +---*/ + +var array = new Uint8Array(2); +var getterCalls = 0; +var receiverDetachingOptions = {}; +Object.defineProperty(receiverDetachingOptions, "alphabet", { + get: function() { + getterCalls += 1; + $DETACHBUFFER(array.buffer); + return "base64"; + } +}); +assert.throws(TypeError, function() { + array.toBase64(receiverDetachingOptions); +}); +assert.sameValue(getterCalls, 1); + + +var detached = new Uint8Array(2); +$DETACHBUFFER(detached.buffer); +var getterCalls = 0; +var sideEffectingOptions = {}; +Object.defineProperty(sideEffectingOptions, "alphabet", { + get: function() { + getterCalls += 1; + return "base64"; + } +}); +assert.throws(TypeError, function() { + detached.toBase64(sideEffectingOptions); +}); +assert.sameValue(getterCalls, 1); + +reportCompare(0, 0); |