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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/statements/class/subclass/class-definition-null-proto.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/statements/class/subclass/class-definition-null-proto.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/subclass/class-definition-null-proto.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/subclass/class-definition-null-proto.js b/js/src/tests/test262/language/statements/class/subclass/class-definition-null-proto.js new file mode 100644 index 0000000000..da766ba6ff --- /dev/null +++ b/js/src/tests/test262/language/statements/class/subclass/class-definition-null-proto.js @@ -0,0 +1,31 @@ +// 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-runtime-semantics-classdefinitionevaluation +es6id: 14.5.14 +description: > + The prototype of a null-extending class is %FunctionPrototype%, the prototype of + its "prototype" property is `null`. +info: | + Runtime Semantics: ClassDefinitionEvaluation + + [...] + 5. If ClassHeritageopt is not present, then + [...] + 6. Else, + [...] + b. Let superclass be the result of evaluating ClassHeritage. + [...] + e. If superclass is null, then + i. Let protoParent be null. + ii. Let constructorParent be the intrinsic object %FunctionPrototype%. + [...] +---*/ + +class Foo extends null {} + +assert.sameValue(Object.getPrototypeOf(Foo.prototype), null); +assert.sameValue(Object.getPrototypeOf(Foo.prototype.constructor), Function.prototype); +assert.sameValue(Foo, Foo.prototype.constructor); + +reportCompare(0, 0); |