diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/switch/scope-lex-open-case.js')
-rw-r--r-- | js/src/tests/test262/language/statements/switch/scope-lex-open-case.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/switch/scope-lex-open-case.js b/js/src/tests/test262/language/statements/switch/scope-lex-open-case.js new file mode 100644 index 0000000000..e9360c40fe --- /dev/null +++ b/js/src/tests/test262/language/statements/switch/scope-lex-open-case.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. +/*--- +esid: sec-switch-statement-runtime-semantics-evaluation +description: Creation of new lexical environment (into `case` clause) +info: | + 1. Let exprRef be the result of evaluating Expression. + 2. Let switchValue be ? GetValue(exprRef). + 3. Let oldEnv be the running execution context's LexicalEnvironment. + 4. Let blockEnv be NewDeclarativeEnvironment(oldEnv). + 5. Perform BlockDeclarationInstantiation(CaseBlock, blockEnv). + 6. Set the running execution context's LexicalEnvironment to blockEnv. + 7. Let R be the result of performing CaseBlockEvaluation of CaseBlock with + argument switchValue. + [...] +features: [let] +---*/ + +let x = 'outside'; +var probeExpr, probeSelector, probeStmt; + +switch (probeExpr = function() { return x; }, null) { + case probeSelector = function() { return x; }, null: + probeStmt = function() { return x; }; + let x = 'inside'; +} + +assert.sameValue(probeExpr(), 'outside'); +assert.sameValue( + probeSelector(), 'inside', 'reference from "selector" Expression' +); +assert.sameValue(probeStmt(), 'inside', 'reference from Statement position'); + +reportCompare(0, 0); |