/* * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ import java.util.stream.IntStream; import org.testng.annotations.DataProvider; import org.testng.annotations.Test; import static org.testng.Assert.assertEquals; /* * @test * @bug 8077559 * @summary Tests Compact String. This one is for String.charAt. * @run testng/othervm -XX:+CompactStrings CharAt * @run testng/othervm -XX:-CompactStrings CharAt */ public class CharAt extends CompactString { @DataProvider public Object[][] provider() { return new Object[][] { new Object[] { STRING_L1, new char[] { 'A' } }, new Object[] { STRING_L2, new char[] { 'A', 'B' } }, new Object[] { STRING_L4, new char[] { 'A', 'B', 'C', 'D' } }, new Object[] { STRING_LLONG, new char[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H' } }, new Object[] { STRING_U1, new char[] { '\uFF21' } }, new Object[] { STRING_U2, new char[] { '\uFF21', '\uFF22' } }, new Object[] { STRING_M12, new char[] { '\uFF21', 'A' } }, new Object[] { STRING_M11, new char[] { 'A', '\uFF21' } }, }; } @Test(dataProvider = "provider") public void testCharAt(String str, char[] expected) { map.get(str) .forEach( (source, data) -> { IntStream .range(0, str.length()) .forEach( i -> assertEquals( str.charAt(i), expected[i], String.format( "testing String(%s).charAt(%d), source : %s, ", escapeNonASCIIs(data), i, source))); }); } }