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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/statements/block/scope-var-none.js
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/statements/block/scope-var-none.js')
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diff --git a/js/src/tests/test262/language/statements/block/scope-var-none.js b/js/src/tests/test262/language/statements/block/scope-var-none.js
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+// 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-block-runtime-semantics-evaluation
+description: Retainment of existing variable environment for BlockStatement
+info: |
+ 1. Let oldEnv be the running execution context's LexicalEnvironment.
+ 2. Let blockEnv be NewDeclarativeEnvironment(oldEnv).
+ 3. Perform BlockDeclarationInstantiation(StatementList, blockEnv).
+ 4. Set the running execution context's LexicalEnvironment to blockEnv.
+ 5. Let blockValue be the result of evaluating StatementList.
+ 6. Set the running execution context's LexicalEnvironment to oldEnv.
+ 7. Return blockValue.
+---*/
+
+var x = 'outside';
+var probeBefore = function() { return x; };
+var probeInside;
+
+{
+ var x = 'inside';
+ probeInside = function() { return x; };
+}
+
+assert.sameValue(probeBefore(), 'inside', 'reference preceding statement');
+assert.sameValue(probeInside(), 'inside', 'reference within statement');
+assert.sameValue(x, 'inside', 'reference following statement');
+
+reportCompare(0, 0);