diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/DataView/defined-byteoffset.js')
-rw-r--r-- | js/src/tests/test262/built-ins/DataView/defined-byteoffset.js | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/defined-byteoffset.js b/js/src/tests/test262/built-ins/DataView/defined-byteoffset.js new file mode 100644 index 0000000000..afb7eb5243 --- /dev/null +++ b/js/src/tests/test262/built-ins/DataView/defined-byteoffset.js @@ -0,0 +1,53 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-dataview-buffer-byteoffset-bytelength +description: > + Return new instance from defined offset +info: | + 24.2.2.1 DataView (buffer, byteOffset, byteLength ) + + ... + 17. Return O. +---*/ + +var sample; +var buffer = new ArrayBuffer(4); + +sample = new DataView(buffer, 0); +assert.sameValue(sample.byteLength, 4, "sample.byteLength"); +assert.sameValue(sample.byteOffset, 0, "sample.byteOffset"); +assert.sameValue(sample.buffer, buffer); +assert.sameValue(sample.constructor, DataView); +assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); + +sample = new DataView(buffer, 1); +assert.sameValue(sample.byteLength, 3, "sample.byteLength"); +assert.sameValue(sample.byteOffset, 1, "sample.byteOffset"); +assert.sameValue(sample.buffer, buffer); +assert.sameValue(sample.constructor, DataView); +assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); + +sample = new DataView(buffer, 2); +assert.sameValue(sample.byteLength, 2, "sample.byteLength"); +assert.sameValue(sample.byteOffset, 2, "sample.byteOffset"); +assert.sameValue(sample.buffer, buffer); +assert.sameValue(sample.constructor, DataView); +assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); + +sample = new DataView(buffer, 3); +assert.sameValue(sample.byteLength, 1, "sample.byteLength"); +assert.sameValue(sample.byteOffset, 3, "sample.byteOffset"); +assert.sameValue(sample.buffer, buffer); +assert.sameValue(sample.constructor, DataView); +assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); + +sample = new DataView(buffer, 4); +assert.sameValue(sample.byteLength, 0, "sample.byteLength"); +assert.sameValue(sample.byteOffset, 4, "sample.byteOffset"); +assert.sameValue(sample.buffer, buffer); +assert.sameValue(sample.constructor, DataView); +assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); + +reportCompare(0, 0); |