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 }