diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for/scope-body-lex-boundary.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for/scope-body-lex-boundary.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for/scope-body-lex-boundary.js b/js/src/tests/test262/language/statements/for/scope-body-lex-boundary.js new file mode 100644 index 0000000000..6b777f1838 --- /dev/null +++ b/js/src/tests/test262/language/statements/for/scope-body-lex-boundary.js @@ -0,0 +1,45 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-for-statement-runtime-semantics-labelledevaluation +description: > + Creation of new lexical environment for each evaluation of the statement + body +info: | + [...] + 11. Let bodyResult be ForBodyEvaluation(the first Expression, the second + Expression, Statement, perIterationLets, labelSet). + [...] + + 13.7.4.8 Runtime Semantics: ForBodyEvaluation + + [...] + 3. Repeat + [...] + b. Let result be the result of evaluating stmt. + [...] + e. Perform ? CreatePerIterationEnvironment(perIterationBindings). + [...] + + 13.7.4.9 Runtime Semantics: CreatePerIterationEnvironment + + 1. If perIterationBindings has any elements, then + [...] + e. Let thisIterationEnv be NewDeclarativeEnvironment(outer). + f. Let thisIterationEnvRec be thisIterationEnv's EnvironmentRecord. +features: [let] +---*/ + +var probeFirst; +var probeSecond = null; + +for (let x = 'first'; probeSecond === null; x = 'second') + if (!probeFirst) + probeFirst = function() { return x; }; + else + probeSecond = function() { return x; }; + +assert.sameValue(probeFirst(), 'first'); +assert.sameValue(probeSecond(), 'second'); + +reportCompare(0, 0); |