1 /* 2 * Copyright (c) 2016, 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 package jdk.vm.ci.hotspot.test; 25 26 import static jdk.vm.ci.hotspot.test.TestHelper.CONSTANT_REFLECTION_PROVIDER; 27 import static jdk.vm.ci.hotspot.test.TestHelper.DUMMY_CLASS_INSTANCE; 28 29 import java.util.LinkedList; 30 import java.util.List; 31 import jdk.vm.ci.meta.JavaConstant; 32 import org.testng.annotations.DataProvider; 33 34 public class ReadArrayLengthDataProvider { 35 36 public static List<Object> createListOfDummyArrays(int length) { 37 List<Object> arrays = new LinkedList<>(); 38 arrays.add(new boolean[length]); 39 arrays.add(new byte[length]); 40 arrays.add(new short[length]); 41 arrays.add(new char[length]); 42 arrays.add(new int[length]); 43 arrays.add(new long[length]); 44 arrays.add(new float[length]); 45 arrays.add(new double[length]); 46 arrays.add(new Object[length]); 47 arrays.add(new boolean[length][2]); 48 arrays.add(new byte[length][2]); 49 arrays.add(new short[length][2]); 50 arrays.add(new char[length][2]); 51 arrays.add(new int[length][2]); 52 arrays.add(new long[length][2]); 53 arrays.add(new float[length][2]); 54 arrays.add(new double[length][2]); 55 arrays.add(new Object[length][2]); 56 return arrays; 57 } 58 59 @DataProvider(name = "readArrayLengthDataProvider") 60 public static Object[][] readArrayLengthDataProvider() { 61 LinkedList<Object[]> cfgSet = new LinkedList<>(); 62 for (int i : new int[]{0, 1, 42}) { 63 createListOfDummyArrays(i).stream().forEach((array) -> { 64 cfgSet.add(new Object[]{CONSTANT_REFLECTION_PROVIDER.forObject(array), i}); 65 }); 66 } 67 cfgSet.add(new Object[]{null, null}); 68 cfgSet.add(new Object[]{JavaConstant.NULL_POINTER, null}); 69 cfgSet.add(new Object[]{CONSTANT_REFLECTION_PROVIDER.forObject(DUMMY_CLASS_INSTANCE.intField), null}); 70 cfgSet.add(new Object[]{JavaConstant.forInt(DUMMY_CLASS_INSTANCE.intField), null}); 71 return cfgSet.toArray(new Object[0][0]); 72 } 73 }