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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js b/js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js new file mode 100644 index 0000000000..50fc345659 --- /dev/null +++ b/js/src/tests/test262/language/expressions/yield/star-rhs-iter-nrml-next-invoke.js @@ -0,0 +1,54 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-generator-function-definitions-runtime-semantics-evaluation +es6id: 14.4.14 +description: Invocation of iterator `next` method +info: | + YieldExpression : yield * AssignmentExpression + + 1. Let exprRef be the result of evaluating AssignmentExpression. + 2. Let value be ? GetValue(exprRef). + 3. Let iterator be ? GetIterator(value). + 4. Let received be NormalCompletion(undefined). + 5. Repeat + a. If received.[[Type]] is normal, then + i. Let innerResult be ? IteratorNext(iterator, received.[[Value]]). + + 7.4.2 IteratorNext + + 1. If value was not passed, then + [...] + 2. Else, + a. Let result be ? Invoke(iterator, "next", « value »). + [...] +features: [generators, Symbol.iterator] +---*/ + +var args, thisValue; +var callCount = 0; +var spyIterator = { + next: function() { + callCount += 1; + args = arguments; + thisValue = this; + return { done: true }; + } +}; +var spyIterable = {}; +spyIterable[Symbol.iterator] = function() { + return spyIterator; +}; +function* g() { + yield * spyIterable; +} +var iter = g(); + +iter.next(9876); + +assert.sameValue(callCount, 1); +assert.sameValue(args.length, 1); +assert.sameValue(args[0], undefined); +assert.sameValue(thisValue, spyIterator); + +reportCompare(0, 0); |