diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/async-generator/yield-promise-reject-next-yield-star-async-iterator.js')
-rw-r--r-- | js/src/tests/test262/language/statements/async-generator/yield-promise-reject-next-yield-star-async-iterator.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-generator/yield-promise-reject-next-yield-star-async-iterator.js b/js/src/tests/test262/language/statements/async-generator/yield-promise-reject-next-yield-star-async-iterator.js new file mode 100644 index 0000000000..5c9d76f588 --- /dev/null +++ b/js/src/tests/test262/language/statements/async-generator/yield-promise-reject-next-yield-star-async-iterator.js @@ -0,0 +1,48 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/async-generators/yield-promise-reject-next-yield-star-async-iterator.case +// - src/async-generators/default/async-declaration.template +/*--- +description: yield * (async iterator) is treated as throw value (Async generator Function declaration) +esid: prod-AsyncGeneratorDeclaration +features: [async-iteration] +flags: [generated, async] +info: | + Async Generator Function Definitions + + AsyncGeneratorDeclaration: + async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) { + AsyncGeneratorBody } + +---*/ +let error = new Error(); +async function * readFile() { + yield Promise.reject(error); + yield "unreachable"; +} + + +var callCount = 0; + +async function *gen() { + callCount += 1; + yield * readFile(); + +} + +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); +}, $DONE).catch($DONE); + +assert.sameValue(callCount, 1); |