Migrate more tests from blink repository.

test/webkit/fast/regex/toString-expected.txt

+# Copyright 2013 the V8 project authors. All rights reserved.
+# Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1.  Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+# 2.  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.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+
+This page tests toString conversion of RegExp objects, particularly wrt to '/' characters and RegExp.prototype.
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
+FAIL RegExp('/').source should be \/. Was /.
+PASS RegExp('').source is "(?:)"
+PASS RegExp.prototype.source is "(?:)"
+FAIL RegExp('/').toString() should be /\//. Was ///.
+PASS RegExp('').toString() is "/(?:)/"
+PASS RegExp.prototype.toString() is "/(?:)/"
+FAIL testForwardSlash("^/$", "/"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("^/$", "/"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("^\/$", "/"); should be true. Threw exception SyntaxError: Unexpected end of input
+PASS testForwardSlash("^\\/$", "\/"); is true
+PASS testForwardSlash("^\\\/$", "\/"); is true
+FAIL testForwardSlash("^\\\\/$", "\\/"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("^\\\\\/$", "\\/"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("x/x/x", "x\/x\/x"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("x\/x/x", "x\/x\/x"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("x/x\/x", "x\/x\/x"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testForwardSlash("x\/x\/x", "x\/x\/x"); should be true. Threw exception SyntaxError: Unexpected end of input
+FAIL testLineTerminator("\n"); should be false. Was true.
+PASS testLineTerminator("\\n"); is false
+FAIL testLineTerminator("\r"); should be false. Was true.
+PASS testLineTerminator("\\r"); is false
+FAIL testLineTerminator("\u2028"); should be false. Was true.
+PASS testLineTerminator("\\u2028"); is false
+FAIL testLineTerminator("\u2029"); should be false. Was true.
+PASS testLineTerminator("\\u2029"); is false
+PASS RegExp('[/]').source is '[/]'
+FAIL RegExp('\\[/]').source should be \[\/]. Was \[/].
+PASS var o = new RegExp(); o.toString() === '/'+o.source+'/' && eval(o.toString()+'.exec(String())') is [""]
+PASS successfullyParsed is true
+
+TEST COMPLETE
+