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// |reftest| shell-option(--enable-arraybuffer-resizable) shell-option(--enable-float16array) skip-if(!this.hasOwnProperty('Float16Array')||!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- Float16Array,resizable-arraybuffer 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-dataview.prototype.getfloat16
description: Throws a TypeError if buffer is out-of-bounds
features: [Float16Array, 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.getFloat16(0), 0, 'following grow');
try {
buffer.resize(16);
} catch (_) {}
assert.sameValue(sample.getFloat16(0), 0, 'following shrink (within bounds)');
var expectedError;
try {
buffer.resize(8);
expectedError = TypeError;
} catch (_) {
expectedError = Test262Error;
}
assert.throws(expectedError, function() {
sample.getFloat16(0);
throw new Test262Error('the operation completed successfully');
});
reportCompare(0, 0);
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