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Diffstat (limited to 'js/src/tests/test262/language/statements/generators/dstr/ary-ptrn-rest-obj-id.js')
-rw-r--r-- | js/src/tests/test262/language/statements/generators/dstr/ary-ptrn-rest-obj-id.js | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/generators/dstr/ary-ptrn-rest-obj-id.js b/js/src/tests/test262/language/statements/generators/dstr/ary-ptrn-rest-obj-id.js new file mode 100644 index 0000000000..f9888f1e95 --- /dev/null +++ b/js/src/tests/test262/language/statements/generators/dstr/ary-ptrn-rest-obj-id.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-obj-id.case +// - src/dstr-binding/default/gen-func-decl.template +/*--- +description: Rest element containing an object binding pattern (generator function declaration) +esid: sec-generator-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + GeneratorDeclaration : function * ( FormalParameters ) { GeneratorBody } + + [...] + 2. Let F be GeneratorFunctionCreate(Normal, FormalParameters, + GeneratorBody, scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ + +var callCount = 0; +function* f([...{ length }]) { + assert.sameValue(length, 3); + callCount = callCount + 1; +}; +f([1, 2, 3]).next(); +assert.sameValue(callCount, 1, 'generator function invoked exactly once'); + +reportCompare(0, 0); |