Move V8 to external/v8

Change-Id: If68025d67453785a651c5dfb34fad298c16676a4
diff --git a/test/mjsunit/string-charat.js b/test/mjsunit/string-charat.js
new file mode 100644
index 0000000..8ec8f1e
--- /dev/null
+++ b/test/mjsunit/string-charat.js
@@ -0,0 +1,53 @@
+// Copyright 2008 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+var s = "test";
+
+assertEquals("t", s.charAt());
+assertEquals("t", s.charAt("string"));
+assertEquals("t", s.charAt(null));
+assertEquals("t", s.charAt(void 0));
+assertEquals("t", s.charAt(false));
+assertEquals("e", s.charAt(true));
+assertEquals("", s.charAt(-1));
+assertEquals("", s.charAt(4));
+assertEquals("t", s.charAt(0));
+assertEquals("t", s.charAt(3));
+assertEquals("t", s.charAt(NaN));
+
+assertEquals(116, s.charCodeAt());
+assertEquals(116, s.charCodeAt("string"));
+assertEquals(116, s.charCodeAt(null));
+assertEquals(116, s.charCodeAt(void 0));
+assertEquals(116, s.charCodeAt(false));
+assertEquals(101, s.charCodeAt(true));
+assertEquals(116, s.charCodeAt(0));
+assertEquals(116, s.charCodeAt(3));
+assertEquals(116, s.charCodeAt(NaN));
+assertTrue(isNaN(s.charCodeAt(-1)));
+assertTrue(isNaN(s.charCodeAt(4)));
+