diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/async-generator/yield-star-expr-abrupt.js')
-rw-r--r-- | js/src/tests/test262/language/statements/async-generator/yield-star-expr-abrupt.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-generator/yield-star-expr-abrupt.js b/js/src/tests/test262/language/statements/async-generator/yield-star-expr-abrupt.js new file mode 100644 index 0000000000..0c41b9ec6d --- /dev/null +++ b/js/src/tests/test262/language/statements/async-generator/yield-star-expr-abrupt.js @@ -0,0 +1,54 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/async-generators/yield-star-expr-abrupt.case +// - src/async-generators/default/async-declaration.template +/*--- +description: Abrupt completion while getting yield* operand (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 } + + + YieldExpression: yield * AssignmentExpression + + 1. Let exprRef be the result of evaluating AssignmentExpression. + 2. Let value be ? GetValue(exprRef). + ... + +---*/ +var obj = {}; +var abrupt = function() { + throw obj; +}; + + + +var callCount = 0; + +async function *gen() { + callCount += 1; + yield* abrupt(); + throw new Test262Error('abrupt completion closes iter'); + +} + +var iter = gen(); + +iter.next().then(() => { + throw new Test262Error('Promise incorrectly fulfilled.'); +}, v => { + assert.sameValue(v, obj, "reject reason"); + + iter.next().then(({ done, value }) => { + assert.sameValue(done, true, 'the iterator is completed'); + assert.sameValue(value, undefined, 'value is undefined'); + }).then($DONE, $DONE); +}).catch($DONE); + +assert.sameValue(callCount, 1); |