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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js b/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js new file mode 100644 index 0000000000..930438eb75 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/primitive-string.js @@ -0,0 +1,39 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-object.getownpropertydescriptor +description: > + String primitive as first argument is coerced to object. +info: | + Object.getOwnPropertyDescriptor ( O, P ) + + 1. Let obj be ? ToObject(O). + [...] + 3. Let desc be ? obj.[[GetOwnProperty]](key). + 4. Return FromPropertyDescriptor(desc). + + String Exotic Objects + + String exotic objects always have a data property named "length" whose value is the number + of code unit elements in the encapsulated String value. Both the code unit data properties + and the "length" property are non-writable and non-configurable. +---*/ + +assert.sameValue(Object.getOwnPropertyDescriptor('', '0'), undefined); + +var indexDesc = Object.getOwnPropertyDescriptor('foo', '0'); + +assert.sameValue(indexDesc.value, 'f', '[[Value]]'); +assert.sameValue(indexDesc.writable, false, '[[Writable]]'); +assert.sameValue(indexDesc.enumerable, true, '[[Enumerable]]'); +assert.sameValue(indexDesc.configurable, false, '[[Configurable]]'); + +var lengthDesc = Object.getOwnPropertyDescriptor('foo', 'length'); + +assert.sameValue(lengthDesc.value, 3, '[[Value]]'); +assert.sameValue(lengthDesc.writable, false, '[[Writable]]'); +assert.sameValue(lengthDesc.enumerable, false, '[[Enumerable]]'); +assert.sameValue(lengthDesc.configurable, false, '[[Configurable]]'); + +reportCompare(0, 0); |