1 /* 2 * Copyright (c) 2018, 2019, 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 25 /* 26 * @test 27 * @summary test VarHandle on inline class array 28 * @compile -XDallowWithFieldOperator Point.java 29 * @compile -XDallowWithFieldOperator Line.java 30 * @compile -XDallowWithFieldOperator MutablePath.java 31 * @compile -XDallowWithFieldOperator MixedValues.java NonFlattenValue.java 32 * @run testng/othervm -XX:+EnableValhalla -XX:ValueArrayElemMaxFlatSize=-1 ArrayElementVarHandleTest 33 * @run testng/othervm -XX:+EnableValhalla -XX:ValueArrayElemMaxFlatSize=0 ArrayElementVarHandleTest 34 */ 35 36 import java.lang.invoke.*; 37 38 import org.testng.annotations.DataProvider; 39 import org.testng.annotations.Test; 40 import static org.testng.Assert.*; 41 42 public class ArrayElementVarHandleTest { 43 private static final Point P = Point.makePoint(10, 20); 44 private static final Line L = Line.makeLine(10, 20, 30, 40); 45 private static final MutablePath PATH = MutablePath.makePath(10, 20, 30, 40); 46 47 @DataProvider(name="arrayTests") 48 static Object[][] arrayTests() { 49 return new Object[][]{ 50 new Object[] { Point[].class, 51 new Point[] { Point.makePoint(1, 2), 52 Point.makePoint(10, 20), 53 Point.makePoint(100, 200)}}, 54 new Object[] { Point[][].class, 55 new Point[][] { new Point[] { Point.makePoint(1, 2), 56 Point.makePoint(10, 20)}}}, 57 new Object[] { Line[].class, 58 new Line[] { Line.makeLine(1, 2, 3, 4), 59 Line.makeLine(10, 20, 30, 40), 60 Line.makeLine(15, 25, 35, 45), 61 Line.makeLine(20, 30, 40, 50)}}, 62 new Object[] { MutablePath[].class, 63 new MutablePath[] { MutablePath.makePath(1, 2, 3, 4), 64 MutablePath.makePath(10, 20, 30, 40), 65 MutablePath.makePath(15, 25, 35, 45), 66 MutablePath.makePath(20, 30, 40, 50)}}, 67 new Object[] { MixedValues[].class, 68 new MixedValues[] { new MixedValues(P, L, PATH, "mixed", "values")}}, 69 new Object[] { NonFlattenValue[].class, 70 new NonFlattenValue[] { NonFlattenValue.make(1, 2), 71 NonFlattenValue.make(10, 20), 72 NonFlattenValue.make(100, 200)}}, 73 }; 74 } 75 76 @Test(dataProvider="arrayTests") 77 public void set(Class<?> arrayType, Object[] elements) throws Throwable { 78 VarHandle vh = MethodHandles.arrayElementVarHandle(arrayType); 79 MethodHandle ctor = MethodHandles.arrayConstructor(arrayType); 80 Object[] array = (Object[])ctor.invoke(elements.length); 81 for (int i=0; i < elements.length; i++) { 82 vh.set(array, i, elements[i]); 83 } 84 for (int i=0; i < elements.length; i++) { 85 Object v = (Object)vh.get(array, i); 86 assertEquals(v, elements[i]); 87 } 88 } 89 90 @Test(dataProvider="arrayTests") 91 public void setVolatile(Class<?> arrayType, Object[] elements) throws Throwable { 92 VarHandle vh = MethodHandles.arrayElementVarHandle(arrayType); 93 MethodHandle ctor = MethodHandles.arrayConstructor(arrayType); 94 Object[] array = (Object[])ctor.invoke(elements.length); 95 for (int i=0; i < elements.length; i++) { 96 vh.setVolatile(array, i, elements[i]); 97 } 98 for (int i=0; i < elements.length; i++) { 99 Object v = (Object)vh.getVolatile(array, i); 100 assertEquals(v, elements[i]); 101 } 102 } 103 104 @Test(dataProvider="arrayTests") 105 public void setOpaque(Class<?> arrayType, Object[] elements) throws Throwable { 106 VarHandle vh = MethodHandles.arrayElementVarHandle(arrayType); 107 MethodHandle ctor = MethodHandles.arrayConstructor(arrayType); 108 Object[] array = (Object[])ctor.invoke(elements.length); 109 for (int i=0; i < elements.length; i++) { 110 vh.setOpaque(array, i, elements[i]); 111 } 112 for (int i=0; i < elements.length; i++) { 113 Object v = (Object)vh.getOpaque(array, i); 114 assertEquals(v, elements[i]); 115 } 116 } 117 118 @Test(dataProvider="arrayTests") 119 public void getAndSet(Class<?> arrayType, Object[] elements) throws Throwable { 120 VarHandle vh = MethodHandles.arrayElementVarHandle(arrayType); 121 MethodHandle ctor = MethodHandles.arrayConstructor(arrayType); 122 Object[] array = (Object[])ctor.invoke(elements.length); 123 for (int i=0; i < elements.length; i++) { 124 Object o = vh.getAndSet(array, i, elements[i]); 125 } 126 for (int i=0; i < elements.length; i++) { 127 Object v = (Object)vh.get(array, i); 128 assertEquals(v, elements[i]); 129 } 130 } 131 }