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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/eval-code/direct/var-env-var-init-local-exstng.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/eval-code/direct/var-env-var-init-local-exstng.js b/js/src/tests/test262/language/eval-code/direct/var-env-var-init-local-exstng.js new file mode 100644 index 0000000000..231c4b30b5 --- /dev/null +++ b/js/src/tests/test262/language/eval-code/direct/var-env-var-init-local-exstng.js @@ -0,0 +1,31 @@ +// 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-evaldeclarationinstantiation +description: Re-declaration of an existing local variable binding has no effect +info: | + [...] + 16. For each String vn in declaredVarNames, in list order do + a. If varEnvRec is a global Environment Record, then + [...] + b. Else, + i. Let bindingExists be varEnvRec.HasBinding(vn). + ii. If bindingExists is false, then + [...] + [...] +flags: [noStrict] +---*/ + +var initial; + +(function() { + var x = 44443; + eval('initial = x; var x;'); +}()); + +assert.sameValue(initial, 44443); +assert.throws(ReferenceError, function() { + x; +}); + +reportCompare(0, 0); |