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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/cptn-decl-itr.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/cptn-decl-itr.js b/js/src/tests/test262/language/statements/for-of/cptn-decl-itr.js new file mode 100644 index 0000000000..4b856e30e9 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/cptn-decl-itr.js @@ -0,0 +1,34 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 13.7.5.11 +description: > + Completion value when head has a declaration and iteration occurs +info: | + IterationStatement : for ( var ForBinding of AssignmentExpression ) Statement + + 1. Let keyResult be the result of performing ForIn/OfHeadEvaluation( « », + AssignmentExpression, iterate). + 2. ReturnIfAbrupt(keyResult). + 3. Return ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult, + varBinding, labelSet). + + 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation + + [...] + 2. Let V = undefined. + [...] + 5. Repeat + a. Let nextResult be IteratorStep(iterator). + b. ReturnIfAbrupt(nextResult). + c. If nextResult is false, return NormalCompletion(V). + [...] + k. Let result be the result of evaluating stmt. + [...] + n. If result.[[value]] is not empty, let V be result.[[value]]. +---*/ + +assert.sameValue(eval('1; for (var a of [0]) { }'), undefined); +assert.sameValue(eval('2; for (var b of [0]) { 3; }'), 3); + +reportCompare(0, 0); |