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Diffstat (limited to 'js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-let-ary-ptrn-elem-id-init-throws.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-let-ary-ptrn-elem-id-init-throws.js | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-let-ary-ptrn-elem-id-init-throws.js b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-let-ary-ptrn-elem-id-init-throws.js new file mode 100644 index 0000000000..567232a951 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-let-ary-ptrn-elem-id-init-throws.js @@ -0,0 +1,62 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/dstr-binding-for-await/ary-ptrn-elem-id-init-throws.case +// - src/dstr-binding-for-await/error/for-await-of-async-gen-let.template +/*--- +description: Destructuring initializer returns an abrupt completion (for-await-of statement) +esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +features: [destructuring-binding, async-iteration] +flags: [generated, async] +info: | + IterationStatement : + for await ( var ForBinding of AssignmentExpression ) Statement + + [...] + 2. Return ? ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult, + varBinding, 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. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializer_opt + + [...] + 5. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Set v to ? GetValue(defaultValue). +---*/ + +async function * gen() { + for await (let [x = (function() { throw new Test262Error(); })()] of [[undefined]]) { + return; + } +} + +gen().next() + .then(_ => { + throw new Test262Error("Expected async function to reject, but resolved."); + }, ({ constructor }) => { + assert.sameValue(constructor, Test262Error); + + }) + .then($DONE, $DONE); |