1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import org.testng.annotations.DataProvider;
  25 import org.testng.annotations.Test;
  26 
  27 import static org.testng.Assert.assertEquals;
  28 
  29 /*
  30  * @test
  31  * @bug 8077559
  32  * @summary Tests Compact String. This one is for String.startsWith.
  33  * @run testng/othervm -XX:+CompactStrings StartsWith
  34  * @run testng/othervm -XX:-CompactStrings StartsWith
  35  */
  36 
  37 public class StartsWith extends CompactString {
  38 
  39     @DataProvider
  40     public Object[][] provider() {
  41         return new Object[][] {
  42                 new Object[] {STRING_EMPTY, "", 0, true},
  43                 new Object[] {STRING_EMPTY, "A", 0, false},
  44                 new Object[] {STRING_EMPTY, "", 0, true},
  45                 new Object[] {STRING_EMPTY, "", -1, false},
  46                 new Object[] {STRING_L1, "A", 0, true},
  47                 new Object[] {STRING_L1, "A", -1, false},
  48                 new Object[] {STRING_L1, "A", 1, false},
  49                 new Object[] {STRING_L2, "B", 1, true},
  50                 new Object[] {STRING_L2, "B", 0, false},
  51                 new Object[] {STRING_L2, "A", 0, true},
  52                 new Object[] {STRING_L2, "AB", 1, false},
  53                 new Object[] {STRING_L4, "ABC", 0, true},
  54                 new Object[] {STRING_LLONG, "ABCDEFGH", 0, true},
  55                 new Object[] {STRING_LLONG, "ABCDE", 0, true},
  56                 new Object[] {STRING_LLONG, "CDE", 0, false},
  57                 new Object[] {STRING_LLONG, "FG", 5, true},
  58                 new Object[] {STRING_U1, "\uFF21", 0, true},
  59                 new Object[] {STRING_U1, "", 1, true},
  60                 new Object[] {STRING_U1, "\uFF21", 0, true},
  61                 new Object[] {STRING_U1, "A", 0, false},
  62                 new Object[] {STRING_U2, "\uFF21\uFF22", 0, true},
  63                 new Object[] {STRING_U2, "\uFF21", 0, true},
  64                 new Object[] {STRING_U2, "\uFF22", 0, false},
  65                 new Object[] {STRING_U2, "", 0, true},
  66                 new Object[] {STRING_M12, "\uFF21", 0, true},
  67                 new Object[] {STRING_M12, "\uFF21A", 0, true},
  68                 new Object[] {STRING_M12, "A", 0, false},
  69                 new Object[] {STRING_M12, "\uFF21A", 0, true},
  70                 new Object[] {STRING_M12, "A", 1, true},
  71                 new Object[] {STRING_M11, "A", 0, true},
  72                 new Object[] {STRING_M11, "A\uFF21", 0, true},
  73                 new Object[] {STRING_M11, "A\uFF21", 0, true},
  74                 new Object[] {STRING_M11, "\uFF21", 1, true},
  75                 new Object[] {STRING_UDUPLICATE,
  76                         "\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22",
  77                         0, true},
  78                 new Object[] {STRING_UDUPLICATE,
  79                         "\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22", 0, true},
  80                 new Object[] {STRING_UDUPLICATE,
  81                         "\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22", 2, true},
  82                 new Object[] {STRING_UDUPLICATE,
  83                         "\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22", 5, false},
  84                 new Object[] {STRING_MDUPLICATE1,
  85                         "\uFF21A\uFF21A\uFF21A\uFF21A\uFF21A", 0, true},
  86                 new Object[] {STRING_MDUPLICATE1,
  87                         "\uFF21A\uFF21A\uFF21A\uFF21A\uFF21", 0, true},
  88                 new Object[] {STRING_MDUPLICATE1, "A\uFF21A\uFF21A\uFF21A", 1, true},
  89                 new Object[] {STRING_SUPPLEMENTARY, "\uDC01\uFF21", 3, true},
  90         };
  91     }
  92 
  93     @Test(dataProvider = "provider")
  94     public void testStartsWith(String str, String prefix, int toffset,
  95             boolean expected) {
  96         map.get(str)
  97                 .forEach(
  98                         (source, data) -> {
  99                             assertEquals(
 100                                     data.startsWith(prefix, toffset),
 101                                     expected,
 102                                     String.format(
 103                                             "testing String(%s).startsWith(%s, %d), source : %s, ",
 104                                             escapeNonASCIIs(data),
 105                                             escapeNonASCIIs(prefix), toffset,
 106                                             source));
 107                         });
 108     }
 109 }