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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/non262/Iterator/from/wrap-return-closes-iterator.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/non262/Iterator/from/wrap-return-closes-iterator.js')
-rw-r--r-- | js/src/tests/non262/Iterator/from/wrap-return-closes-iterator.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/from/wrap-return-closes-iterator.js b/js/src/tests/non262/Iterator/from/wrap-return-closes-iterator.js new file mode 100644 index 0000000000..c5d104db5c --- /dev/null +++ b/js/src/tests/non262/Iterator/from/wrap-return-closes-iterator.js @@ -0,0 +1,34 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) -- Iterator is not enabled unconditionally +class Iter { + next() { + if (this.closed) + return { done: true, value: undefined }; + return { done: false, value: 0 }; + } + + return(value) { + assertEq(arguments.length, 0); + this.closed = true; + return { done: true, value: 42 }; + } +} + +const iter = new Iter(); +const wrap = Iterator.from(iter); +assertEq(iter.closed, undefined); + +let result = wrap.next(); +assertEq(result.done, false); +assertEq(result.value, 0); + +result = wrap.return(1); +assertEq(result.done, true); +assertEq(result.value, 42); + +assertEq(iter.closed, true); +result = wrap.next(); +assertEq(result.done, true); +assertEq(result.value, undefined); + +if (typeof reportCompare === 'function') + reportCompare(0, 0); |