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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/language/eval-code/direct/var-env-func-init-global-update-non-configurable.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/language/eval-code/direct/var-env-func-init-global-update-non-configurable.js')
-rw-r--r-- | js/src/tests/test262/language/eval-code/direct/var-env-func-init-global-update-non-configurable.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/eval-code/direct/var-env-func-init-global-update-non-configurable.js b/js/src/tests/test262/language/eval-code/direct/var-env-func-init-global-update-non-configurable.js new file mode 100644 index 0000000000..9170f38136 --- /dev/null +++ b/js/src/tests/test262/language/eval-code/direct/var-env-func-init-global-update-non-configurable.js @@ -0,0 +1,47 @@ +// 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-evaldeclarationinstantiation +description: > + Modification of previously-existing non-configurable global property +info: | + [...] + 15. For each production f in functionsToInitialize, do + a. Let fn be the sole element of the BoundNames of f. + b. Let fo be the result of performing InstantiateFunctionObject for f + with argument lexEnv. + c. If varEnvRec is a global Environment Record, then + i. Perform ? varEnvRec.CreateGlobalFunctionBinding(fn, fo, true). + [...] + + 8.1.1.4.18 CreateGlobalFunctionBinding + + [...] + 5. If existingProp is undefined or existingProp.[[Configurable]] is true, + then + [...] + 6. Else, + b. Let desc be the PropertyDescriptor{[[Value]]: V }. + 7. Perform ? DefinePropertyOrThrow(globalObject, N, desc). + [...] +flags: [noStrict] +includes: [propertyHelper.js] +---*/ + +var initial; + +Object.defineProperty(this, 'f', { + enumerable: true, + writable: true, + configurable: false +}); + +eval('initial = f; function f() { return 2222; }'); + +verifyEnumerable(this, 'f'); +verifyWritable(this, 'f'); +verifyNotConfigurable(this, 'f'); +assert.sameValue(typeof initial, 'function'); +assert.sameValue(initial(), 2222); + +reportCompare(0, 0); |