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 java.util.Arrays;
  25 
  26 import org.testng.annotations.DataProvider;
  27 import org.testng.annotations.Test;
  28 
  29 import static org.testng.Assert.assertTrue;
  30 
  31 /*
  32  * @test
  33  * @bug 8077559
  34  * @summary Tests Compact String. This one is for String.toCharArray.
  35  * @run testng/othervm -XX:+CompactStrings ToCharArray
  36  * @run testng/othervm -XX:-CompactStrings ToCharArray
  37  */
  38 
  39 public class ToCharArray extends CompactString {
  40 
  41     @DataProvider
  42     public Object[][] provider() {
  43         return new Object[][] {
  44                 new Object[] { STRING_EMPTY, new char[] {} },
  45                 new Object[] { STRING_L1, new char[] { 'A' } },
  46                 new Object[] { STRING_L2, new char[] { 'A', 'B' } },
  47                 new Object[] { STRING_LLONG,
  48                         new char[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H' } },
  49                 new Object[] { STRING_U1, new char[] { '\uFF21' } },
  50                 new Object[] { STRING_U2, new char[] { '\uFF21', '\uFF22' } },
  51                 new Object[] { STRING_M12, new char[] { '\uFF21', 'A' } },
  52                 new Object[] { STRING_M11, new char[] { 'A', '\uFF21' } }, };
  53     }
  54 
  55     @Test(dataProvider = "provider")
  56     public void testToCharArray(String str, char[] expected) {
  57         map.get(str)
  58                 .forEach(
  59                         (source, data) -> {
  60                             assertTrue(
  61                                     Arrays.equals(data.toCharArray(), expected),
  62                                     String.format(
  63                                             "testing String(%s).toCharArray(), source : %s, ",
  64                                             escapeNonASCIIs(data), source));
  65                         });
  66     }
  67 }