diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
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/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.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/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.js')
-rw-r--r-- | js/src/tests/test262/language/statements/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.js | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.js b/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.js new file mode 100644 index 0000000000..4c3469f468 --- /dev/null +++ b/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-non-callable-undefined-fulfillpromise.js @@ -0,0 +1,83 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/async-generators/yield-star-next-then-non-callable-undefined-fulfillpromise.case +// - src/async-generators/default/async-declaration.template +/*--- +description: FulfillPromise if next().then is not-callable (undefined) (Async generator Function declaration) +esid: prod-AsyncGeneratorDeclaration +features: [Symbol.iterator, Symbol.asyncIterator, async-iteration] +flags: [generated, async] +info: | + Async Generator Function Definitions + + AsyncGeneratorDeclaration: + async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) { + AsyncGeneratorBody } + + + YieldExpression: yield * AssignmentExpression + ... + 6. Repeat + a. If received.[[Type]] is normal, then + ii. Let innerResult be ? Invoke(iterator, "next", + « received.[[Value]] »). + iii. If generatorKind is async, then set innerResult to + ? Await(innerResult). + iv. If Type(innerResult) is not Object, throw a TypeError exception. + ... + + Await + + ... + 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). + 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). + ... + + Promise Resolve Functions + + ... + 7. If Type(resolution) is not Object, then + a. Return FulfillPromise(promise, resolution). + 8. Let then be Get(resolution, "then"). + ... + 11. If IsCallable(thenAction) is false, then + a. Return FulfillPromise(promise, resolution). + ... + +---*/ +var obj = { + get [Symbol.iterator]() { + throw new Test262Error('it should not get Symbol.iterator'); + }, + [Symbol.asyncIterator]() { + return { + next() { + return { + then: undefined, + value: 42, + done: false + } + } + }; + } +}; + + + +var callCount = 0; + +async function *gen() { + callCount += 1; + yield* obj; + throw new Test262Error('completion closes iter'); + +} + +var iter = gen(); + +iter.next().then(({ value, done }) => { + assert.sameValue(value, 42); + assert.sameValue(done, false); +}).then($DONE, $DONE); + +assert.sameValue(callCount, 1); |