6157562994
TEST=test/mjsunit/string-slices.js Review URL: http://codereview.chromium.org/8510005 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9936 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
77 lines
3.6 KiB
JavaScript
77 lines
3.6 KiB
JavaScript
// Copyright 2011 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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var foo = "lsdfj sldkfj sdklfj læsdfjl sdkfjlsdk fjsdl fjsdljskdj flsj flsdkj flskd regexp: /foobar/\nldkfj sdlkfj sdkl";
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for(var i = 0; i < 1000; i++) {
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assertTrue(/^([a-z]+): (.*)/.test(foo.substring(foo.indexOf("regexp:"))));
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assertEquals("regexp", RegExp.$1, "RegExp.$1");
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}
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var re = /^(((N({)?)|(R)|(U)|(V)|(B)|(H)|(n((n)|(r)|(v)|(h))?)|(r(r)?)|(v)|(b((n)|(b))?)|(h))|((Y)|(A)|(E)|(o(u)?)|(p(u)?)|(q(u)?)|(s)|(t)|(u)|(w)|(x(u)?)|(y)|(z)|(a((T)|(A)|(L))?)|(c)|(e)|(f(u)?)|(g(u)?)|(i)|(j)|(l)|(m(u)?)))+/;
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var r = new RegExp(re)
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var str = "_Avtnennan gunzvmu pubExnY nEvln vaTxh rmuhguhaTxnY_".slice(1,-1);
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str = str + str;
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assertTrue(r.test(str));
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assertTrue(r.test(str));
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var re = /x/;
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assertEquals("a.yb", "_axyb_".slice(1,-1).replace(re, "."));
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re.compile("y");
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assertEquals("ax.b", "_axyb_".slice(1,-1).replace(re, "."));
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re.compile("(x)");
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assertEquals(["x", "x"], re.exec("_axyb_".slice(1,-1)));
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re.compile("(y)");
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assertEquals(["y", "y"], re.exec("_axyb_".slice(1,-1)));
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for(var i = 0; i < 100; i++) {
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var a = "aaaaaaaaaaaaaaaaaaaaaaaabbaacabbabaaaaabbaaaabbac".slice(24,-1);
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var b = "bbaacabbabaaaaabbaaaabba" + a;
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// The first time, the cons string will be flattened and handled by the
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// runtime system.
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assertEquals(["bbaa", "a", "", "a"], /((\3|b)\2(a)){2,}/.exec(b));
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// The second time, the cons string is already flattened and will be
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// handled by generated code.
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assertEquals(["bbaa", "a", "", "a"], /((\3|b)\2(a)){2,}/.exec(b));
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assertEquals(["bbaa", "a", "", "a"], /((\3|b)\2(a)){2,}/.exec(a));
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assertEquals(["bbaa", "a", "", "a"], /((\3|b)\2(a)){2,}/.exec(a));
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}
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var c = "ABCDEFGHIJKLMN".slice(2,-2);
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var d = "ABCDEF\u1234GHIJKLMN".slice(2,-2);
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var e = "ABCDEFGHIJKLMN".slice(0,-2);
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assertTrue(/^C.*L$/.test(c));
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assertTrue(/^C.*L$/.test(c));
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assertTrue(/^C.*L$/.test(d));
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assertTrue(/^C.*L$/.test(d));
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assertTrue(/^A\w{10}L$/.test(e));
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assertTrue(/^A\w{10}L$/.test(e));
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var e = "qui-opIasd-fghjklzx-cvbn-mqwer-tyuio-pasdf-ghIjkl-zx".slice(6,-6);
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var e_split = e.split("-");
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assertEquals(e_split[0], "Iasd");
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assertEquals(e_split[1], "fghjklzx");
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assertEquals(e_split[6], "ghI");
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