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      1 // Copyright 2013 the V8 project authors. All rights reserved.
      2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3 //
      4 // Redistribution and use in source and binary forms, with or without
      5 // modification, are permitted provided that the following conditions
      6 // are met:
      7 // 1.  Redistributions of source code must retain the above copyright
      8 //     notice, this list of conditions and the following disclaimer.
      9 // 2.  Redistributions in binary form must reproduce the above copyright
     10 //     notice, this list of conditions and the following disclaimer in the
     11 //     documentation and/or other materials provided with the distribution.
     12 //
     13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
     14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     16 // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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     20 // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     21 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23 
     24 description(
     25 'Test RegExp.compile method.'
     26 );
     27 
     28 re = new RegExp("a", "i");
     29 shouldBe("re.toString()", "'/a/i'");
     30 
     31 re.compile("a");
     32 shouldBe("re.multiline", "false");
     33 shouldBe("re.ignoreCase", "false");
     34 shouldBe("re.global", "false");
     35 shouldBe("re.test('A')", "false");
     36 shouldBe("re.toString()", "'/a/'");
     37 
     38 re.compile("b", "g");
     39 shouldBe("re.toString()", "'/b/g'");
     40 
     41 re.compile(new RegExp("c"));
     42 shouldBe("re.toString()", "'/c/'");
     43 
     44 re.compile(new RegExp("c", "i"));
     45 shouldBe("re.ignoreCase", "true");
     46 shouldBe("re.test('C')", "true");
     47 shouldBe("re.toString()", "'/c/i'");
     48 
     49 shouldThrow("re.compile(new RegExp('c'), 'i');");
     50 
     51 // It's OK to supply a second argument, as long as the argument is "undefined".
     52 re.compile(re, undefined);
     53 shouldBe("re.toString()", "'/c/i'");
     54 
     55 shouldThrow("re.compile(new RegExp('+'));");
     56 
     57 re.compile(undefined);
     58 shouldBe("re.toString()", "'/undefined/'");
     59 
     60 re.compile(null);
     61 shouldBe("re.toString()", "'/null/'");
     62 
     63 re.compile();
     64 shouldBe("re.toString()", "'/(?:)/'");
     65 
     66 re.compile("z", undefined);
     67 shouldBe("re.toString()", "'/z/'");
     68 
     69 // Compiling should reset lastIndex.
     70 re.lastIndex = 100;
     71 re.compile(/a/g);
     72 shouldBe("re.lastIndex", "0");
     73 re.exec("aaa");
     74 shouldBe("re.lastIndex", "1");
     75