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Diffstat (limited to 'js/src/tests/test262/language/expressions/class/dstr/async-gen-meth-ary-ptrn-rest-id-iter-val-err.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/class/dstr/async-gen-meth-ary-ptrn-rest-id-iter-val-err.js | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/class/dstr/async-gen-meth-ary-ptrn-rest-id-iter-val-err.js b/js/src/tests/test262/language/expressions/class/dstr/async-gen-meth-ary-ptrn-rest-id-iter-val-err.js new file mode 100644 index 0000000000..a543d3c5e6 --- /dev/null +++ b/js/src/tests/test262/language/expressions/class/dstr/async-gen-meth-ary-ptrn-rest-id-iter-val-err.js @@ -0,0 +1,81 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-val-err.case +// - src/dstr-binding/error/cls-expr-async-gen-meth.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (class expression method) +esid: sec-class-definitions-runtime-semantics-evaluation +features: [Symbol.iterator, async-iteration] +flags: [generated] +info: | + ClassExpression : class BindingIdentifieropt ClassTail + + 1. If BindingIdentifieropt is not present, let className be undefined. + 2. Else, let className be StringValue of BindingIdentifier. + 3. Let value be the result of ClassDefinitionEvaluation of ClassTail + with argument className. + [...] + + 14.5.14 Runtime Semantics: ClassDefinitionEvaluation + + 21. For each ClassElement m in order from methods + a. If IsStatic of m is false, then + i. Let status be the result of performing + PropertyDefinitionEvaluation for m with arguments proto and + false. + [...] + + Runtime Semantics: PropertyDefinitionEvaluation + + AsyncGeneratorMethod : + async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) + { AsyncGeneratorBody } + + 1. Let propKey be the result of evaluating PropertyName. + 2. ReturnIfAbrupt(propKey). + 3. If the function code for this AsyncGeneratorMethod is strict mode code, let strict be true. + Otherwise let strict be false. + 4. Let scope be the running execution context's LexicalEnvironment. + 5. Let closure be ! AsyncGeneratorFunctionCreate(Method, UniqueFormalParameters, + AsyncGeneratorBody, scope, strict). + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + c. Let nextValue be IteratorValue(next). + d. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to + true. + e. ReturnIfAbrupt(nextValue). + +---*/ +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + + +var C = class { + async *method([...x]) { + + } +}; + +var method = C.prototype.method; + +assert.throws(Test262Error, function() { + method(iter); +}); + +reportCompare(0, 0); |