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48 lines
2.6 KiB
JavaScript
48 lines
2.6 KiB
JavaScript
// Copyright 2008 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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// UC16
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// Characters used:
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// "\u03a3\u03c2\u03c3\u039b\u03bb" - Sigma, final sigma, sigma, Lambda, lamda
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assertEquals("x\u03a3\u03c3x,\u03a3",
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String(/x(.)\1x/i.exec("x\u03a3\u03c3x")), "backref-UC16");
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assertFalse(/x(...)\1/i.test("x\u03a3\u03c2\u03c3\u03c2\u03c3"),
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"\\1 ASCII, string short");
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assertTrue(/\u03a3((?:))\1\1x/i.test("\u03c2x"), "backref-UC16-empty");
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assertTrue(/x(?:...|(...))\1x/i.test("x\u03a3\u03c2\u03c3x"),
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"backref-UC16-uncaptured");
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assertTrue(/x(?:...|(...))\1x/i.test("x\u03c2\u03c3\u039b\u03a3\u03c2\u03bbx"),
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"backref-UC16-backtrack");
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var longUC16String = "x\u03a3\u03c2\u039b\u03c2\u03c3\u03bb\u03c3\u03a3\u03bb";
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assertEquals(longUC16String + "," + longUC16String.substring(1,4),
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String(/x(...)\1\1/i.exec(longUC16String)),
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"backref-UC16-twice");
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assertFalse(/\xc1/i.test('fooA'), "quickcheck-uc16-pattern-ascii-subject");
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assertFalse(/[\xe9]/.test('i'), "charclass-uc16-pattern-ascii-subject");
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assertFalse(/\u5e74|\u6708/.test('t'), "alternation-uc16-pattern-ascii-subject");
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