| Index: test/mjsunit/string-indexof-1.js
|
| ===================================================================
|
| --- test/mjsunit/string-indexof-1.js (revision 0)
|
| +++ test/mjsunit/string-indexof-1.js (revision 0)
|
| @@ -0,0 +1,99 @@
|
| +// Copyright 2008 the V8 project authors. All rights reserved.
|
| +// Redistribution and use in source and binary forms, with or without
|
| +// modification, are permitted provided that the following conditions are
|
| +// met:
|
| +//
|
| +// * Redistributions of source code must retain the above copyright
|
| +// notice, this list of conditions and the following disclaimer.
|
| +// * 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.
|
| +// * Neither the name of Google Inc. nor the names of its
|
| +// contributors may be used to endorse or promote products derived
|
| +// from this software without specific prior written permission.
|
| +//
|
| +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
|
| +// OWNER OR 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.
|
| +
|
| +var s = "test test test";
|
| +
|
| +assertEquals(0, s.indexOf("t"));
|
| +assertEquals(3, s.indexOf("t", 1));
|
| +assertEquals(5, s.indexOf("t", 4));
|
| +assertEquals(1, s.indexOf("e"));
|
| +assertEquals(2, s.indexOf("s"));
|
| +
|
| +assertEquals(5, s.indexOf("test", 4));
|
| +assertEquals(5, s.indexOf("test", 5));
|
| +assertEquals(10, s.indexOf("test", 6));
|
| +assertEquals(0, s.indexOf("test", 0));
|
| +assertEquals(0, s.indexOf("test", -1));
|
| +assertEquals(0, s.indexOf("test"));
|
| +assertEquals(-1, s.indexOf("notpresent"));
|
| +assertEquals(-1, s.indexOf());
|
| +
|
| +for (var i = 0; i < s.length+10; i++) {
|
| + var expected = i < s.length ? i : s.length;
|
| + assertEquals(expected, s.indexOf("", i));
|
| +}
|
| +
|
| +var reString = "asdf[a-z]+(asdf)?";
|
| +
|
| +assertEquals(4, reString.indexOf("[a-z]+"));
|
| +assertEquals(10, reString.indexOf("(asdf)?"));
|
| +
|
| +assertEquals(1, String.prototype.indexOf.length);
|
| +
|
| +// Random greek letters
|
| +var twoByteString = "\u039a\u0391\u03a3\u03a3\u0395";
|
| +
|
| +// Test single char pattern
|
| +assertEquals(0, twoByteString.indexOf("\u039a"), "Lamda");
|
| +assertEquals(1, twoByteString.indexOf("\u0391"), "Alpha");
|
| +assertEquals(2, twoByteString.indexOf("\u03a3"), "First Sigma");
|
| +assertEquals(3, twoByteString.indexOf("\u03a3",3), "Second Sigma");
|
| +assertEquals(4, twoByteString.indexOf("\u0395"), "Epsilon");
|
| +assertEquals(-1, twoByteString.indexOf("\u0392"), "Not beta");
|
| +
|
| +// Test multi-char pattern
|
| +assertEquals(0, twoByteString.indexOf("\u039a\u0391"), "lambda Alpha");
|
| +assertEquals(1, twoByteString.indexOf("\u0391\u03a3"), "Alpha Sigma");
|
| +assertEquals(2, twoByteString.indexOf("\u03a3\u03a3"), "Sigma Sigma");
|
| +assertEquals(3, twoByteString.indexOf("\u03a3\u0395"), "Sigma Epsilon");
|
| +
|
| +assertEquals(-1, twoByteString.indexOf("\u0391\u03a3\u0395"),
|
| + "Not Alpha Sigma Epsilon");
|
| +
|
| +//single char pattern
|
| +assertEquals(4, twoByteString.indexOf("\u0395"));
|
| +
|
| +// Test complex string indexOf algorithms. Only trigger for long strings.
|
| +
|
| +// Long string that isn't a simple repeat of a shorter string.
|
| +var long = "A";
|
| +for(var i = 66; i < 76; i++) { // from 'B' to 'K'
|
| + long = long + String.fromCharCode(i) + long;
|
| +}
|
| +
|
| +// pattern of 15 chars, repeated every 16 chars in long
|
| +var pattern = "ABACABADABACABA";
|
| +for(var i = 0; i < long.length - pattern.length; i+= 7) {
|
| + var index = long.indexOf(pattern, i);
|
| + assertEquals((i + 15) & ~0xf, index, "Long ABACABA...-string at index " + i);
|
| +}
|
| +assertEquals(510, long.indexOf("AJABACA"), "Long AJABACA, First J");
|
| +assertEquals(1534, long.indexOf("AJABACA", 511), "Long AJABACA, Second J");
|
| +
|
| +pattern = "JABACABADABACABA";
|
| +assertEquals(511, long.indexOf(pattern), "Long JABACABA..., First J");
|
| +assertEquals(1535, long.indexOf(pattern, 512), "Long JABACABA..., Second J");
|
|
|