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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-in/cptn-expr-skip-itr.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.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-in/cptn-expr-skip-itr.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-in/cptn-expr-skip-itr.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-in/cptn-expr-skip-itr.js b/js/src/tests/test262/language/statements/for-in/cptn-expr-skip-itr.js new file mode 100644 index 0000000000..f473542dec --- /dev/null +++ b/js/src/tests/test262/language/statements/for-in/cptn-expr-skip-itr.js @@ -0,0 +1,27 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 13.7.5.11 +description: > + Completion value when head has no declaration and iteration is skipped +info: | + IterationStatement : for ( LeftHandSideExpression in Expression ) Statement + + 1. Let keyResult be ForIn/OfHeadEvaluation( « », Expression, enumerate). + 2. ReturnIfAbrupt(keyResult). + + 13.7.5.12 Runtime Semantics: ForIn/OfHeadEvaluation + + [...] + 7. If iterationKind is enumerate, then + a. If exprValue.[[value]] is null or undefined, then + i. Return Completion{[[type]]: break, [[value]]: empty, [[target]]: + empty}. +---*/ + +assert.sameValue(eval('var a; 1; for (a in undefined) { }'), undefined); +assert.sameValue(eval('var b; 2; for (b in undefined) { 3; }'), undefined); +assert.sameValue(eval('var c; 4; for (c in null) { }'), undefined); +assert.sameValue(eval('var d; 5; for (d in null) { 6; }'), undefined); + +reportCompare(0, 0); |