diff options
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/DataView/prototype/getInt32/resizable-buffer.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getInt32/resizable-buffer.js b/js/src/tests/test262/built-ins/DataView/prototype/getInt32/resizable-buffer.js new file mode 100644 index 0000000000..71ce0c59d1 --- /dev/null +++ b/js/src/tests/test262/built-ins/DataView/prototype/getInt32/resizable-buffer.js @@ -0,0 +1,44 @@ +// |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-dataview.prototype.getint32 +description: Throws a TypeError if buffer is out-of-bounds +features: [DataView, ArrayBuffer, resizable-arraybuffer] +---*/ + +assert.sameValue( + typeof ArrayBuffer.prototype.resize, + 'function', + 'implements ArrayBuffer.prototype.resize' +); + +var buffer = new ArrayBuffer(24, {maxByteLength: 32}); +var sample = new DataView(buffer, 0, 16); + +try { + buffer.resize(32); +} catch (_) {} + +assert.sameValue(sample.getInt32(0), 0, 'following grow'); + +try { + buffer.resize(16); +} catch (_) {} + +assert.sameValue(sample.getInt32(0), 0, 'following shrink (within bounds)'); + +var expectedError; +try { + buffer.resize(8); + expectedError = TypeError; +} catch (_) { + expectedError = Test262Error; +} + +assert.throws(expectedError, function() { + sample.getInt32(0); + throw new Test262Error('the operation completed successfully'); +}); + +reportCompare(0, 0); |