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Diffstat (limited to 'js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js')
-rw-r--r-- | js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js new file mode 100644 index 0000000000..aa44acee8f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-empty.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: No property access occurs for an "empty" object binding pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + 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. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ +var accessCount = 0; +var obj = Object.defineProperty({}, 'attr', { + get: function() { + accessCount += 1; + } +}); + +var callCount = 0; +function f({}) { + assert.sameValue(accessCount, 0); + callCount = callCount + 1; +}; +f(obj); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); |