diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for/dstr/let-ary-ptrn-rest-id-direct.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for/dstr/let-ary-ptrn-rest-id-direct.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for/dstr/let-ary-ptrn-rest-id-direct.js b/js/src/tests/test262/language/statements/for/dstr/let-ary-ptrn-rest-id-direct.js new file mode 100644 index 0000000000..fb4bf0d235 --- /dev/null +++ b/js/src/tests/test262/language/statements/for/dstr/let-ary-ptrn-rest-id-direct.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-direct.case +// - src/dstr-binding/default/for-let.template +/*--- +description: Lone rest element (direct binding) (for statement) +esid: sec-for-statement-runtime-semantics-labelledevaluation +features: [destructuring-binding] +flags: [generated] +includes: [compareArray.js] +info: | + IterationStatement : + for ( LexicalDeclaration Expressionopt ; Expressionopt ) Statement + + [...] + 7. Let forDcl be the result of evaluating LexicalDeclaration. + [...] + + LexicalDeclaration : LetOrConst BindingList ; + + 1. Let next be the result of evaluating BindingList. + 2. ReturnIfAbrupt(next). + 3. Return NormalCompletion(empty). + + BindingList : BindingList , LexicalBinding + + 1. Let next be the result of evaluating BindingList. + 2. ReturnIfAbrupt(next). + 3. Return the result of evaluating LexicalBinding. + + LexicalBinding : BindingPattern Initializer + + 1. Let rhs be the result of evaluating Initializer. + 2. Let value be GetValue(rhs). + 3. ReturnIfAbrupt(value). + 4. Let env be the running execution context’s LexicalEnvironment. + 5. Return the result of performing BindingInitialization for BindingPattern + using value and env as the arguments. + + Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingIdentifier + + [...] + 2. Let A be ! ArrayCreate(0). + 3. Let n be 0. + 4. Repeat, + [...] + f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue). + g. Set n to n + 1. + +---*/ + +var iterCount = 0; + +for (let [...x] = [1]; iterCount < 1; ) { + assert(Array.isArray(x)); + assert.compareArray(x, [1]); + + iterCount += 1; +} + +assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); + +reportCompare(0, 0); |