diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for/dstr/var-obj-ptrn-prop-ary.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for/dstr/var-obj-ptrn-prop-ary.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for/dstr/var-obj-ptrn-prop-ary.js b/js/src/tests/test262/language/statements/for/dstr/var-obj-ptrn-prop-ary.js new file mode 100644 index 0000000000..3c4262b248 --- /dev/null +++ b/js/src/tests/test262/language/statements/for/dstr/var-obj-ptrn-prop-ary.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary.case +// - src/dstr-binding/default/for-var.template +/*--- +description: Object binding pattern with "nested" array binding pattern not using initializer (for statement) +esid: sec-for-statement-runtime-semantics-labelledevaluation +features: [destructuring-binding] +flags: [generated] +info: | + IterationStatement : + for ( var VariableDeclarationList ; Expressionopt ; Expressionopt ) Statement + + 1. Let varDcl be the result of evaluating VariableDeclarationList. + [...] + + 13.3.2.4 Runtime Semantics: Evaluation + + VariableDeclarationList : VariableDeclarationList , VariableDeclaration + + 1. Let next be the result of evaluating VariableDeclarationList. + 2. ReturnIfAbrupt(next). + 3. Return the result of evaluating VariableDeclaration. + + VariableDeclaration : BindingPattern Initializer + + 1. Let rhs be the result of evaluating Initializer. + 2. Let rval be GetValue(rhs). + 3. ReturnIfAbrupt(rval). + 4. Return the result of performing BindingInitialization for BindingPattern + passing rval and undefined as arguments. + + 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 iterCount = 0; + +for (var { w: [x, y, z] = [4, 5, 6] } = { w: [7, undefined, ] }; iterCount < 1; ) { + assert.sameValue(x, 7); + assert.sameValue(y, undefined); + assert.sameValue(z, undefined); + + assert.throws(ReferenceError, function() { + w; + }); + iterCount += 1; +} + +assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); + +reportCompare(0, 0); |