Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/global-code/script-decl-lex-lex.js b/js/src/tests/test262/language/global-code/script-decl-lex-lex.js
new file mode 100644
index 0000000000..ec499e97d5
--- /dev/null
+++ b/js/src/tests/test262/language/global-code/script-decl-lex-lex.js
@@ -0,0 +1,41 @@
+// 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-globaldeclarationinstantiation
+es6id: 15.1.8
+description: Let binding collision with existing lexical declaration
+info: |
+  [...]
+  5. For each name in lexNames, do
+     a. If envRec.HasVarDeclaration(name) is true, throw a SyntaxError
+        exception.
+     b. If envRec.HasLexicalDeclaration(name) is true, throw a SyntaxError
+        exception.
+---*/
+
+let test262Let;
+const test262Const = null;
+class test262Class {}
+
+assert.throws(SyntaxError, function() {
+  $262.evalScript('var x; let test262Let;');
+}, '`let` binding');
+assert.throws(ReferenceError, function() {
+  x;
+}, 'No bindings created for script containing `let` redeclaration');
+
+assert.throws(SyntaxError, function() {
+  $262.evalScript('var x; let test262Const;');
+}, '`const` binding');
+assert.throws(ReferenceError, function() {
+  x;
+}, 'No bindings created for script containing `const` redeclaration');
+
+assert.throws(SyntaxError, function() {
+  $262.evalScript('var x; let test262Class;');
+}, '`class` binding');
+assert.throws(ReferenceError, function() {
+  x;
+}, 'No bindings created for script containing `class` redeclaration');
+
+reportCompare(0, 0);