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Diffstat (limited to 'js/src/tests/test262/built-ins/AsyncGeneratorPrototype/next/request-queue-order-state-executing.js')
-rw-r--r-- | js/src/tests/test262/built-ins/AsyncGeneratorPrototype/next/request-queue-order-state-executing.js | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/next/request-queue-order-state-executing.js b/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/next/request-queue-order-state-executing.js new file mode 100644 index 0000000000..6aa188ea72 --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/next/request-queue-order-state-executing.js @@ -0,0 +1,72 @@ +// |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-asyncgenerator-prototype-throw +description: next() call while iterator is in state executing +info: | + AsyncGenerator.prototype.next ( value ) + 1. Let generator be the this value. + 2. Let completion be NormalCompletion(value). + 3. Return ! AsyncGeneratorEnqueue(generator, completion). + + AsyncGeneratorEnqueue ( generator, completion ) + ... + 4. Let queue be generator.[[AsyncGeneratorQueue]]. + 5. Let request be AsyncGeneratorRequest{[[Completion]]: completion, + [[Capability]]: promiseCapability}. + 6. Append request to the end of queue. + ... + + AsyncGeneratorResolve ( generator, value, done ) + ... + 2. Let queue be generator.[[AsyncGeneratorQueue]]. + 3. Assert: queue is not an empty List. + 4. Remove the first element from queue and let next be the value of that element. + ... + +flags: [async] +features: [async-iteration] +---*/ + +var iter, result; +var executionorder = 0; +var valueisset = false; + +async function* g() { + + iter.next().then( + function(result) { + assert(valueisset, "variable valueisset should be set to true"); + assert.sameValue(++executionorder, 2); + assert.sameValue(result.value, 2); + assert.sameValue(result.done, false); + }, + function() { + $DONE(new Test262Error("next() should result in resolved promise.")); + } + ).catch($DONE) + + valueisset = true; + + yield 1; + yield 2; +} + +iter = g(); + +iter.next().then(function(result) { + assert.sameValue(++executionorder, 1); + assert.sameValue(result.value, 1); + assert.sameValue(result.done, false); + + iter.next().then(function(result) { + assert.sameValue(++executionorder, 3); + assert.sameValue(result.value, undefined); + assert.sameValue(result.done, true); + }).then($DONE, $DONE); + +}).catch($DONE); + + + |