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.subString.
  33  * @run testng/othervm -XX:+CompactStrings SubString
  34  * @run testng/othervm -XX:-CompactStrings SubString
  35  */
  36 
  37 public class SubString extends CompactString {
  38 
  39     @DataProvider
  40     public Object[][] provider() {
  41         return new Object[][] {
  42 
  43                 new Object[] { STRING_EMPTY, 0, 0, "" },
  44                 new Object[] { STRING_L1, 0, 1, "A" },
  45                 new Object[] { STRING_L1, 1, 1, "" },
  46                 new Object[] { STRING_L2, 0, 2, "AB" },
  47                 new Object[] { STRING_L2, 1, 2, "B" },
  48                 new Object[] { STRING_LLONG, 0, 8, "ABCDEFGH" },
  49                 new Object[] { STRING_LLONG, 7, 8, "H" },
  50                 new Object[] { STRING_LLONG, 8, 8, "" },
  51                 new Object[] { STRING_LLONG, 3, 7, "DEFG" },
  52                 new Object[] { STRING_U1, 0, 1, "\uFF21" },
  53                 new Object[] { STRING_U1, 1, 1, "" },
  54                 new Object[] { STRING_U1, 0, 0, "" },
  55                 new Object[] { STRING_U2, 0, 2, "\uFF21\uFF22" },
  56                 new Object[] { STRING_U2, 1, 2, "\uFF22" },
  57                 new Object[] { STRING_U2, 2, 2, "" },
  58                 new Object[] { STRING_U2, 0, 2, "\uFF21\uFF22" },
  59                 new Object[] { STRING_U2, 1, 2, "\uFF22" },
  60                 new Object[] { STRING_M12, 1, 2, "A" },
  61                 new Object[] { STRING_M11, 0, 1, "A" },
  62                 new Object[] { STRING_M11, 1, 2, "\uFF21" },
  63                 new Object[] { STRING_UDUPLICATE, 1, 5,
  64                         "\uFF22\uFF21\uFF22\uFF21" },
  65                 new Object[] { STRING_MDUPLICATE1, 9, 10, "A" },
  66                 new Object[] { STRING_MDUPLICATE1, 7, 8, "A" }, };
  67     }
  68 
  69     @Test(dataProvider = "provider")
  70     public void testSubstring(String str, int beginIndex, int endIndex,
  71             String expected) {
  72         map.get(str)
  73                 .forEach(
  74                         (source, data) -> {
  75                             assertEquals(
  76                                     data.substring(beginIndex, endIndex),
  77                                     expected,
  78                                     String.format(
  79                                             "testing String(%s).substring(%d, %d), source : %s, ",
  80                                             escapeNonASCIIs(data), beginIndex,
  81                                             endIndex, source));
  82                         });
  83     }
  84 }