diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js')
-rw-r--r-- | js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js b/js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js new file mode 100644 index 0000000000..06a877cf93 --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncGeneratorFunction/instance-yield-expr-in-param.js @@ -0,0 +1,43 @@ +// |reftest| async +// Copyright (C) 2018 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-asyncgeneratorfunction +description: Definition of instance `length` property +info: | + AsyncGeneratorFunction ( p1, p2, … , pn, body ) + ... + 3. Return CreateDynamicFunction(C, NewTarget, "async generator", args). + + Runtime Semantics: CreateDynamicFunction + ... + 28. If kind is "generator" or "async generator", then + a. If parameters Contains YieldExpression is true, throw a SyntaxError + exception. +features: [async-iteration] +flags: [async] +---*/ + +var AsyncGeneratorFunction = Object.getPrototypeOf(async function* () {}).constructor; + +// YieldExpression is permitted in function body. +AsyncGeneratorFunction('x = yield'); + +assert.throws(SyntaxError, function() { + AsyncGeneratorFunction('x = yield', ''); +}, 'YieldExpression not permitted generally'); + +var withinAsyncGenerator = async function*() { + AsyncGeneratorFunction('x = yield', ''); +}; + +withinAsyncGenerator().next().then( + function () { + throw new Test262Error("YieldExpression not permitted when calling context is a async generator"); + }, + function (e) { + if (!(e instanceof SyntaxError)) { + throw new Test262Error("Expected SyntaxError but got " + e); + } + } +).then($DONE, $DONE); |