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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-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.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-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.js b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.js new file mode 100644 index 0000000000..cd306e16fb --- /dev/null +++ b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-const-ary-ptrn-elision-iter-close.js @@ -0,0 +1,56 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/dstr-binding-for-await/ary-ptrn-elision-iter-close.case +// - src/dstr-binding-for-await/iter-close/for-await-of-async-gen-const.template +/*--- +description: The iterator is properly consumed by the destructuring pattern (for-await-of statement) +esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +features: [generators, destructuring-binding, async-iteration] +flags: [generated, async] +info: | + IterationStatement : + for await ( ForDeclaration of AssignmentExpression ) Statement + + [...] + 2. Return ? ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult, + lexicalBinding, labelSet, async). + + 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation + + [...] + 4. Let destructuring be IsDestructuring of lhs. + [...] + 6. Repeat + [...] + j. If destructuring is false, then + [...] + k. Else + i. If lhsKind is assignment, then + [...] + ii. Else if lhsKind is varBinding, then + [...] + iii. Else, + 1. Assert: lhsKind is lexicalBinding. + 2. Assert: lhs is a ForDeclaration. + 3. Let status be the result of performing BindingInitialization + for lhs passing nextValue and iterationEnv as arguments. + [...] +---*/ +const iter = (function* () { + yield; + yield; +})(); + + +async function* fn() { + for await (const [,] of [iter]) { + return; + } +} + +fn() + .next() + .then(() => { + assert.sameValue(iter.next().done, true, 'iteration occurred as expected'); + }) + .then($DONE, $DONE); |