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.assertTrue; 28 29 30 /* 31 * @test 32 * @bug 8077559 33 * @summary Tests Compact String. This one is for String.intern. 34 * @run testng/othervm -XX:+CompactStrings Intern 35 * @run testng/othervm -XX:-CompactStrings Intern 36 */ 37 38 public class Intern extends CompactString { 39 40 @DataProvider provider()41 public Object[][] provider() { 42 return new Object[][] { 43 44 new Object[] { STRING_EMPTY, "" }, 45 new Object[] { STRING_L1, "A" }, 46 new Object[] { STRING_LLONG, "ABCDEFGH" }, 47 new Object[] { STRING_U1, "\uFF21" }, 48 new Object[] { STRING_U2, "\uFF21\uFF22" }, 49 new Object[] { STRING_M12, "\uFF21A" }, 50 new Object[] { STRING_M11, "A\uFF21" }, 51 new Object[] { STRING_MDUPLICATE1, 52 "\uFF21A\uFF21A\uFF21A\uFF21A\uFF21A" }, }; 53 } 54 55 @Test(dataProvider = "provider") testIntern(String str, String expected)56 public void testIntern(String str, String expected) { 57 map.get(str).forEach( 58 (source, data) -> { 59 assertTrue(data.intern() == expected, String.format( 60 "testing String(%s).intern(), source : %s, ", 61 escapeNonASCIIs(data), source)); 62 }); 63 } 64 } 65