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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/Object/assign/source-non-enum.js
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Object/assign/source-non-enum.js')
-rw-r--r--js/src/tests/test262/built-ins/Object/assign/source-non-enum.js30
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diff --git a/js/src/tests/test262/built-ins/Object/assign/source-non-enum.js b/js/src/tests/test262/built-ins/Object/assign/source-non-enum.js
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+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 19.1.2.1
+description: Does not assign non-enumerable source properties
+info: |
+ [...]
+ 5. For each element nextSource of sources, in ascending index order,
+ c. Repeat for each element nextKey of keys in List order,
+ i. Let desc be from.[[GetOwnProperty]](nextKey).
+ ii. ReturnIfAbrupt(desc).
+ iii. if desc is not undefined and desc.[[Enumerable]] is true, then
+---*/
+
+var target = {};
+var source = Object.defineProperty({}, 'attr', {
+ value: 1,
+ enumerable: false
+});
+var result;
+
+result = Object.assign(target, source);
+
+assert(
+ !Object.prototype.hasOwnProperty.call(target, 'attr'),
+ "Non-enumerable property 'attr' does not get copied to target"
+);
+assert.sameValue(result, target);
+
+reportCompare(0, 0);