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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/AsyncFunction/proto-from-ctor-realm.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/AsyncFunction/proto-from-ctor-realm.js')
-rw-r--r-- | js/src/tests/test262/built-ins/AsyncFunction/proto-from-ctor-realm.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncFunction/proto-from-ctor-realm.js b/js/src/tests/test262/built-ins/AsyncFunction/proto-from-ctor-realm.js new file mode 100644 index 0000000000..780202a02a --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncFunction/proto-from-ctor-realm.js @@ -0,0 +1,64 @@ +// Copyright (C) 2019 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-async-function-constructor-arguments +description: Default [[Prototype]] value derived from realm of the NewTarget. +info: | + AsyncFunction ( p1, p2, … , pn, body ) + + ... + 3. Return CreateDynamicFunction(C, NewTarget, "async", args). + + Runtime Semantics: CreateDynamicFunction ( constructor, newTarget, kind, args ) + + ... + 9. Else if kind is "async", then + ... + c. Let fallbackProto be "%AsyncFunction.prototype%". + ... + 18. Let proto be ? GetPrototypeFromConstructor(newTarget, fallbackProto). + ... + + GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto ) + + ... + 3. Let proto be ? Get(constructor, "prototype"). + 4. If Type(proto) is not Object, then + a. Let realm be ? GetFunctionRealm(constructor). + b. Set proto to realm's intrinsic object named intrinsicDefaultProto. + 5. Return proto. +features: [async-functions, cross-realm, Reflect, Symbol] +---*/ + +var AsyncFunction = Object.getPrototypeOf(async function() {}).constructor; +var other = $262.createRealm().global; +var OtherAsyncFunction = Object.getPrototypeOf(other.eval('(0, async function() {})')).constructor; +var newTarget = new other.Function(); +var fn; + +newTarget.prototype = undefined; +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is undefined'); + +newTarget.prototype = null; +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is null'); + +newTarget.prototype = true; +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is a Boolean'); + +newTarget.prototype = ''; +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is a String'); + +newTarget.prototype = Symbol(); +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is a Symbol'); + +newTarget.prototype = 1; +fn = Reflect.construct(AsyncFunction, [], newTarget); +assert.sameValue(Object.getPrototypeOf(fn), OtherAsyncFunction.prototype, 'newTarget.prototype is a Number'); + +reportCompare(0, 0); |