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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js b/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js new file mode 100644 index 0000000000..2d404dd2e7 --- /dev/null +++ b/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/throws-typeerror-when-generator-is-running.js @@ -0,0 +1,49 @@ +// |reftest| shell-option(--enable-iterator-helpers) skip-if(!this.hasOwnProperty('Iterator')||!xulRuntime.shell) -- iterator-helpers is not enabled unconditionally, requires shell-options +// Copyright (C) 2023 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-iteratorprototype.flatmap +description: > + Throws a TypeError when the closure generator is already running. +info: | + %IteratorHelperPrototype%.next ( ) + 1. Return ? GeneratorResume(this value, undefined, "Iterator Helper"). + + 27.5.3.3 GeneratorResume ( generator, value, generatorBrand ) + 1. Let state be ? GeneratorValidate(generator, generatorBrand). + ... + + 27.5.3.2 GeneratorValidate ( generator, generatorBrand ) + ... + 6. If state is executing, throw a TypeError exception. + ... + +features: [iterator-helpers] +---*/ + +var loopCount = 0; + +function* g() { + while (true) { + loopCount++; + yield; + } +} + +var enterCount = 0; + +function mapper() { + enterCount++; + iter.next(); +} + +var iter = g().flatMap(mapper); + +assert.throws(TypeError, function() { + iter.next(); +}); + +assert.sameValue(loopCount, 1); +assert.sameValue(enterCount, 1); + +reportCompare(0, 0); |