diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/async-generator/yield-promise-reject-next-yield-star-sync-iterator.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/async-generator/yield-promise-reject-next-yield-star-sync-iterator.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/async-generator/yield-promise-reject-next-yield-star-sync-iterator.js b/js/src/tests/test262/language/expressions/async-generator/yield-promise-reject-next-yield-star-sync-iterator.js new file mode 100644 index 0000000000..4894df5495 --- /dev/null +++ b/js/src/tests/test262/language/expressions/async-generator/yield-promise-reject-next-yield-star-sync-iterator.js @@ -0,0 +1,47 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/async-generators/yield-promise-reject-next-yield-star-sync-iterator.case +// - src/async-generators/default/async-expression.template +/*--- +description: yield * (async iterator) is treated as throw value (Unnamed async generator expression) +esid: prod-AsyncGeneratorExpression +features: [async-iteration] +flags: [generated, async] +info: | + Async Generator Function Definitions + + AsyncGeneratorExpression : + async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) { + AsyncGeneratorBody } + +---*/ +let error = new Error(); +let iterable = [ + Promise.reject(error), + "unreachable" +]; + + +var callCount = 0; + +var gen = async function *() { + callCount += 1; + yield * iterable; +}; + +var iter = gen(); + +iter.next().then(() => { + throw new Test262Error("Promise incorrectly resolved."); +}, rejectValue => { + // yield Promise.reject(error); + assert.sameValue(rejectValue, error); + + iter.next().then(({done, value}) => { + // iter is closed now. + assert.sameValue(done, true, "The value of IteratorResult.done is `true`"); + assert.sameValue(value, undefined, "The value of IteratorResult.value is `undefined`"); + }).then($DONE, $DONE); +}).catch($DONE); + +assert.sameValue(callCount, 1); |