diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for-of/dstr/let-obj-ptrn-id-init-fn-name-fn.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/dstr/let-obj-ptrn-id-init-fn-name-fn.js | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/dstr/let-obj-ptrn-id-init-fn-name-fn.js b/js/src/tests/test262/language/statements/for-of/dstr/let-obj-ptrn-id-init-fn-name-fn.js new file mode 100644 index 0000000000..37ffb46c55 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/dstr/let-obj-ptrn-id-init-fn-name-fn.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-fn.case +// - src/dstr-binding/default/for-of-let.template +/*--- +description: SingleNameBinding assigns name to "anonymous" functions (for-of statement) +esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +features: [destructuring-binding] +flags: [generated] +info: | + IterationStatement : + for ( ForDeclaration of AssignmentExpression ) Statement + + [...] + 3. Return ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult, + lexicalBinding, labelSet). + + 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation + + [...] + 3. Let destructuring be IsDestructuring of lhs. + [...] + 5. Repeat + [...] + h. If destructuring is false, then + [...] + i. 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. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var iterCount = 0; + +for (let { fn = function () {}, xFn = function x() {} } of [{}]) { + assert.sameValue(fn.name, 'fn'); + assert.notSameValue(xFn.name, 'xFn'); + + iterCount += 1; +} + +assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); + +reportCompare(0, 0); |