diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for-of/dstr/const-ary-ptrn-rest-id-direct.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/dstr/const-ary-ptrn-rest-id-direct.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/dstr/const-ary-ptrn-rest-id-direct.js b/js/src/tests/test262/language/statements/for-of/dstr/const-ary-ptrn-rest-id-direct.js new file mode 100644 index 0000000000..023443c909 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/dstr/const-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-of-const.template +/*--- +description: Lone rest element (direct binding) (for-of statement) +esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +features: [destructuring-binding] +flags: [generated] +includes: [compareArray.js] +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. + [...] + + 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 (const [...x] of [[1]]) { + assert(Array.isArray(x)); + assert.compareArray(x, [1]); + + iterCount += 1; +} + +assert.sameValue(iterCount, 1, 'iteration occurred as expected'); + +reportCompare(0, 0); |