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-rw-r--r--js/src/tests/test262/language/eval-code/direct/var-env-var-init-local-exstng.js31
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);