diff -r 000000000000 -r b1a7da25b547 test/script/basic/strings.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/strings.js	Wed Apr 27 01:36:41 2016 +0800
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * Basic String constructor tests.
+ *
+ * @test
+ * @run
+ */
+
+var s = new String("javascript");
+print(s.length);
+
+// construct from char codes
+print("fromCharCode.length = " + String.fromCharCode.length);
+var x = String.fromCharCode(65, 66, 67, 68);
+print(x);
+
+// print(String.prototype.concat);
+print("concat.length = " + String.prototype.concat.length);
+print(s.concat(" is great!"));
+
+print("slice.length = " + String.prototype.slice.length);
+print("hello world".slice(-6));
+print("hello world".slice(7, 10));
+
+print("substring.length = " + String.prototype.substring.length);
+print(s.substring(0, 4));
+print(s.substring(4));
+print(s.substring(10, 4));
+
+print("toLowerCase.length = " + String.prototype.toLowerCase.length);
+print("JAVA".toLowerCase());
+print("JAVA".toLocaleLowerCase());
+print("toUpperCase.length = " + String.prototype.toUpperCase.length);
+print("javascript".toUpperCase());
+print("javascript".toLocaleUpperCase());
+
+print("localeCompare.length = " + String.prototype.localeCompare.length);
+print("java".localeCompare("JAVA"));
+print("java".localeCompare("java"));
+
+print("trim.length = " + String.prototype.trim.length);
+print(" java ".trim());
+print("java".trim());
+
+print("hello".indexOf("l"));
+print("hello".lastIndexOf("l"));
+
+// we can call java.lang.String methods on JS Strings.
+
+print("hello".endsWith("lo"));
+print("hello".startsWith("hell"));
+print("hello".startsWith("lo"));
+print("hello".endsWith("hell"));
+
+// we can access string's characters with array-like indexing..
+
+print("hello"[0]);
+print("hello"[2]);
+print("hello"[100]);  // undefined
+
+print('foo' === 'foo');
+print('foo' !== 'foo');
+print('' === '');
+print('' !== '');
+