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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js')
-rw-r--r--js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js b/js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js
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+++ b/js/src/tests/test262/built-ins/ArrayBuffer/init-zero.js
@@ -0,0 +1,36 @@
+// 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-arraybuffer-length
+description: All bytes are initialized to zero
+info: |
+ [...]
+ 5. Return ? AllocateArrayBuffer(NewTarget, byteLength).
+
+ 24.1.1.1 AllocateArrayBuffer
+
+ 3. Let block be ? CreateByteDataBlock(byteLength).
+
+ 6.2.6.1 CreateByteDataBlock
+
+ 1. Assert: sizeā‰„0.
+ 2. Let db be a new Data Block value consisting of size bytes. If it is
+ impossible to create such a Data Block, throw a RangeError exception.
+ 3. Set all of the bytes of db to 0.
+ 4. Return db.
+features: [DataView]
+---*/
+
+var view = new DataView(new ArrayBuffer(9));
+
+assert.sameValue(view.getUint8(0), 0, 'index 0');
+assert.sameValue(view.getUint8(1), 0, 'index 1');
+assert.sameValue(view.getUint8(2), 0, 'index 2');
+assert.sameValue(view.getUint8(3), 0, 'index 3');
+assert.sameValue(view.getUint8(4), 0, 'index 4');
+assert.sameValue(view.getUint8(5), 0, 'index 5');
+assert.sameValue(view.getUint8(6), 0, 'index 6');
+assert.sameValue(view.getUint8(7), 0, 'index 7');
+assert.sameValue(view.getUint8(8), 0, 'index 8');
+
+reportCompare(0, 0);