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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/statements/for-of/array-contract-expand.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/statements/for-of/array-contract-expand.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/array-contract-expand.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/array-contract-expand.js b/js/src/tests/test262/language/statements/for-of/array-contract-expand.js new file mode 100644 index 0000000000..1a4c55e5a5 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/array-contract-expand.js @@ -0,0 +1,35 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Array entry removal and re-insertion during traversal using for..of +info: | + Entries removed from an Array instance during traversal should be visited + if they are re-inserted prior to iterator exhaustion. +es6id: 13.6.4 +---*/ + +var array = [0, 1]; +var iterationCount = 0; + +var first = 0; +var second = 1; + +for (var x of array) { + assert.sameValue(x, first); + + first = second; + second = null; + + if (first !== null) { + array.pop(); + array.push(1); + } + + iterationCount += 1; +} + +assert.sameValue(iterationCount, 2); + +reportCompare(0, 0); |