Migrate more tests from blink repository.

test/webkit/fast/js/regexp-unicode-handling.js

+// 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.
+
+description(
+
+'Test for proper handling of Unicode RegExps and <a href="http://bugzilla.webkit.org/show_bug.cgi?id=7445">bug 7445</a>: Gmail puts wrong subject in replies.'
+
+);
+
+// Regex to match Re in various languanges straight from Gmail source
+var I3=/^\s*(fwd|re|aw|antw|antwort|wg|sv|ang|odp|betreff|betr|transf|reenv\.|reenv|in|res|resp|resp\.|enc|\u8f6c\u53d1|\u56DE\u590D|\u041F\u0435\u0440\u0435\u0441\u043B|\u041E\u0442\u0432\u0435\u0442):\s*(.*)$/i;
+
+// Other RegExs from Gmail source
+var Ci=/\s+/g;
+var BC=/^ /;
+var BG=/ $/;
+
+// Strips leading Re or similar (from Gmail source)
+function cy(a) {
+    //var b = I3.exec(a);
+    var b = I3.exec(a);
+
+    if (b) {
+        a = b[2];
+    }
+
+    return Gn(a);
+}
+
+// This function replaces consecutive whitespace with a single space
+// then removes a leading and trailing space if they exist. (From Gmail)
+function Gn(a) {
+    return a.replace(Ci, " ").replace(BC, "").replace(BG, "");
+}
+
+shouldBe("cy('Re: Moose')", "'Moose'")
+shouldBe("cy('\\u8f6c\\u53d1: Moose')", "'Moose'")
+
+// Test handling of \u2820 (skull and crossbones)
+var sample="sample bm\u2820p cm\\u2820p";
+
+var inlineRe=/.m\u2820p/
+var evalInlineRe=eval("/.m\\u2820p/")
+var explicitRe=new RegExp(".m\\u2820p")
+var newFromInlineRe=new RegExp(inlineRe.source)
+var evalFromInlineRe=eval(inlineRe.toString())
+var newFromEvalInlineRe=new RegExp(evalInlineRe.source)
+var evalFromEvalInlineRe=eval(evalInlineRe.toString())
+var newFromExplicitRe=new RegExp(explicitRe.source)
+var evalFromExplicitRe=eval(explicitRe.toString())
+
+shouldBe("inlineRe.source", "newFromInlineRe.source")
+shouldBe("inlineRe.source", "evalFromInlineRe.source")
+shouldBe("inlineRe.source", "evalInlineRe.source")
+shouldBe("inlineRe.source", "newFromEvalInlineRe.source")
+shouldBe("inlineRe.source", "evalFromEvalInlineRe.source")
+shouldBe("inlineRe.source", "explicitRe.source")
+shouldBe("inlineRe.source", "newFromExplicitRe.source")
+shouldBe("inlineRe.source", "evalFromExplicitRe.source")
+
+shouldBe("inlineRe.toString()", "newFromInlineRe.toString()")
+shouldBe("inlineRe.toString()", "evalFromInlineRe.toString()")
+shouldBe("inlineRe.toString()", "evalInlineRe.toString()")
+shouldBe("inlineRe.toString()", "newFromEvalInlineRe.toString()")
+shouldBe("inlineRe.toString()", "evalFromEvalInlineRe.toString()")
+shouldBe("inlineRe.toString()", "explicitRe.toString()")
+shouldBe("inlineRe.toString()", "newFromExplicitRe.toString()")
+shouldBe("inlineRe.toString()", "evalFromExplicitRe.toString()")
+
+shouldBe("inlineRe.exec(sample)[0]", "'bm\u2820p'")
+shouldBe("evalInlineRe.exec(sample)[0]", "'bm\u2820p'")
+shouldBe("explicitRe.exec(sample)[0]", "'bm\u2820p'")
+
+
+// Test handling of \u007c "|"
+var bsample="sample bm\u007cp cm\\u007cp";
+
+var binlineRe=/.m\u007cp/
+var bevalInlineRe=eval("/.m\\u007cp/")
+var bexplicitRe=new RegExp(".m\\u007cp")
+var bnewFromInlineRe=new RegExp(binlineRe.source)
+var bevalFromInlineRe=eval(binlineRe.toString())
+var bnewFromEvalInlineRe=new RegExp(bevalInlineRe.source)
+var bevalFromEvalInlineRe=eval(bevalInlineRe.toString())
+var bnewFromExplicitRe=new RegExp(bexplicitRe.source)
+var bevalFromExplicitRe=eval(bexplicitRe.toString())
+
+shouldBe("binlineRe.source", "bnewFromInlineRe.source")
+shouldBe("binlineRe.source", "bevalFromInlineRe.source")
+shouldBe("binlineRe.source", "bevalInlineRe.source")
+shouldBe("binlineRe.source", "bnewFromEvalInlineRe.source")
+shouldBe("binlineRe.source", "bevalFromEvalInlineRe.source")
+shouldBe("binlineRe.source", "bexplicitRe.source")
+shouldBe("binlineRe.source", "bnewFromExplicitRe.source")
+shouldBe("binlineRe.source", "bevalFromExplicitRe.source")
+
+shouldBe("binlineRe.toString()", "bnewFromInlineRe.toString()")
+shouldBe("binlineRe.toString()", "bevalFromInlineRe.toString()")
+shouldBe("binlineRe.toString()", "bevalInlineRe.toString()")
+shouldBe("binlineRe.toString()", "bnewFromEvalInlineRe.toString()")
+shouldBe("binlineRe.toString()", "bevalFromEvalInlineRe.toString()")
+shouldBe("binlineRe.toString()", "bexplicitRe.toString()")
+shouldBe("binlineRe.toString()", "bnewFromExplicitRe.toString()")
+shouldBe("binlineRe.toString()", "bevalFromExplicitRe.toString()")
+
+shouldBe("binlineRe.exec(bsample)[0]", "'bm|p'")
+shouldBe("bevalInlineRe.exec(bsample)[0]", "'bm|p'")
+shouldBe("bexplicitRe.exec(bsample)[0]", "'bm|p'")