diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/class/dstr/async-gen-meth-static-dflt-obj-ptrn-prop-ary.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/dstr/async-gen-meth-static-dflt-obj-ptrn-prop-ary.js | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/dstr/async-gen-meth-static-dflt-obj-ptrn-prop-ary.js b/js/src/tests/test262/language/statements/class/dstr/async-gen-meth-static-dflt-obj-ptrn-prop-ary.js new file mode 100644 index 0000000000..3188294db9 --- /dev/null +++ b/js/src/tests/test262/language/statements/class/dstr/async-gen-meth-static-dflt-obj-ptrn-prop-ary.js @@ -0,0 +1,69 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary.case +// - src/dstr-binding/default/cls-decl-async-gen-meth-static-dflt.template +/*--- +description: Object binding pattern with "nested" array binding pattern not using initializer (static class expression async generator method (default parameter)) +esid: sec-runtime-semantics-bindingclassdeclarationevaluation +features: [async-iteration] +flags: [generated, async] +info: | + ClassDeclaration : class BindingIdentifier ClassTail + + 1. Let className be StringValue of BindingIdentifier. + 2. 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 + b. Else, + Let status be the result of performing PropertyDefinitionEvaluation for + m with arguments F 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). + [...] + + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + + +var callCount = 0; +class C { + static async *method({ w: [x, y, z] = [4, 5, 6] } = { w: [7, undefined, ] }) { + assert.sameValue(x, 7); + assert.sameValue(y, undefined); + assert.sameValue(z, undefined); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; + } +}; + +C.method().next().then(() => { + assert.sameValue(callCount, 1, 'invoked exactly once'); +}).then($DONE, $DONE); |