HotSpotConstantReflectionProviderTest.java revision 12772:fbb9c8026495 
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/*
25 * @test jdk.vm.ci.hotspot.test.HotSpotConstantReflectionProviderTest
26 * @requires vm.jvmci
27 * @modules jdk.internal.vm.ci/jdk.vm.ci.runtime
28 *          jdk.internal.vm.ci/jdk.vm.ci.meta
29 *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
30 *          java.base/jdk.internal.vm.annotation
31 *          java.base/jdk.internal.misc
32 * @library /test/lib /compiler/jvmci/jdk.vm.ci.hotspot.test/src
33 * @build jdk.vm.ci.hotspot.test.DummyClass
34 * @run driver ClassFileInstaller jdk.vm.ci.hotspot.test.DummyClass
35 * @run testng/othervm/timeout=300 -Xbootclasspath/a:.
36 *      -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
37 *      -Djvmci.Compiler=null jdk.vm.ci.hotspot.test.HotSpotConstantReflectionProviderTest
38 */
39
40package jdk.vm.ci.hotspot.test;
41
42import jdk.vm.ci.meta.Constant;
43import jdk.vm.ci.meta.JavaConstant;
44import jdk.vm.ci.meta.MemoryAccessProvider;
45import jdk.vm.ci.meta.MethodHandleAccessProvider;
46import jdk.vm.ci.meta.ResolvedJavaField;
47import jdk.vm.ci.meta.ResolvedJavaType;
48import org.testng.Assert;
49import org.testng.annotations.Test;
50
51import static jdk.vm.ci.hotspot.test.TestHelper.CONSTANT_REFLECTION_PROVIDER;
52
53public class HotSpotConstantReflectionProviderTest {
54
55    @Test(dataProvider = "forObjectDataProvider", dataProviderClass = ForObjectDataProvider.class)
56    public void testForObject(Object obj, String expected) {
57        JavaConstant jConst = TestHelper.CONSTANT_REFLECTION_PROVIDER.forObject(obj);
58        Assert.assertNotNull(jConst,
59                        "An instance of JavaConstant returned by" + " \"forObject\" method should not be null");
60        Assert.assertEquals(jConst.toString(), expected, "Unexpected result:");
61    }
62
63    @Test(dataProvider = "forStringDataProvider", dataProviderClass = ForStringDataProvider.class)
64    public void testForString(String string, String expected) {
65        JavaConstant jConst = CONSTANT_REFLECTION_PROVIDER.forString(string);
66        Assert.assertNotNull(jConst,
67                        "An instance of JavaConstant returned by" + " \"forString\" method should not be null");
68        Assert.assertEquals(jConst.toString(), expected, "Unexpected result:");
69    }
70
71    @Test(dataProvider = "constantEqualsDataProvider", dataProviderClass = ConstantEqualsDataProvider.class)
72    public void testConstantEquals(Constant const1, Constant const2, Boolean expected) {
73        Assert.assertEquals(CONSTANT_REFLECTION_PROVIDER.constantEquals(const1, const2), expected,
74                        "Unexpected result:");
75    }
76
77    @Test(dataProvider = "readArrayLengthDataProvider", dataProviderClass = ReadArrayLengthDataProvider.class)
78    public void testReadArrayLength(JavaConstant array, Integer expected) {
79        Assert.assertEquals(CONSTANT_REFLECTION_PROVIDER.readArrayLength(array), expected,
80                        "Unexpected result:");
81    }
82
83    @Test(dataProvider = "readArrayElementDataProvider", dataProviderClass = ReadArrayElementDataProvider.class)
84    public void testReadArrayElement(JavaConstant array, int index, Object expected) {
85        Assert.assertEquals(CONSTANT_REFLECTION_PROVIDER.readArrayElement(array, index), expected,
86                        "Unexpected result:");
87    }
88
89    @Test(dataProvider = "readFieldValueDataProvider", dataProviderClass = ReadFieldValueDataProvider.class)
90    public void testReadFieldValue(ResolvedJavaField field, JavaConstant receiver, JavaConstant expected) {
91        JavaConstant actual = CONSTANT_REFLECTION_PROVIDER.readFieldValue(field, receiver);
92        Assert.assertEquals(actual == null ? "null" : actual.toString(),
93                        expected == null ? "null" : expected.toString(), "Unexpected result:");
94    }
95
96    @Test(dataProvider = "readFieldValueNegativeDataProvider", dataProviderClass = ReadFieldValueDataProvider.class, expectedExceptions = {NullPointerException.class})
97    public void testNegativeReadFieldValue(ResolvedJavaField field, JavaConstant receiver) {
98        CONSTANT_REFLECTION_PROVIDER.readFieldValue(field, receiver);
99    }
100
101    @Test(dataProvider = "asJavaTypeDataProvider", dataProviderClass = AsJavaTypeDataProvider.class)
102    public void testAsJavaType(JavaConstant constant, String expected) {
103        ResolvedJavaType actual = CONSTANT_REFLECTION_PROVIDER.asJavaType(constant);
104        Assert.assertEquals(actual == null ? "null" : actual.toJavaName(),
105                        expected == null ? "null" : expected,
106                        "Unexpected result, wrong type returned:");
107    }
108
109    @Test(dataProvider = "boxPrimitiveDataProvider", dataProviderClass = BoxPrimitiveDataProvider.class)
110    public void testBoxPrimitive(JavaConstant constant, JavaConstant expected) {
111        JavaConstant actual = CONSTANT_REFLECTION_PROVIDER.boxPrimitive(constant);
112        Assert.assertEquals(actual, expected, "Unexpected result:");
113    }
114
115    @Test(dataProvider = "unboxPrimitiveDataProvider", dataProviderClass = UnboxPrimitiveDataProvider.class)
116    public void testUnboxPrimitive(JavaConstant constant, JavaConstant expected) {
117        JavaConstant actual = CONSTANT_REFLECTION_PROVIDER.unboxPrimitive(constant);
118        Assert.assertEquals(actual, expected, "Unexpected result:");
119    }
120
121    @Test
122    public void testGetMemoryAccessProvider() {
123        MemoryAccessProvider actual = CONSTANT_REFLECTION_PROVIDER.getMemoryAccessProvider();
124        Assert.assertNotNull(actual, "Returned MemoryAccessProvider instance should not be null");
125    }
126
127    @Test
128    public void testGetMethodHandleAccess() {
129        MethodHandleAccessProvider actual = CONSTANT_REFLECTION_PROVIDER.getMethodHandleAccess();
130        Assert.assertNotNull(actual,
131                        "Returned MethodHandleAccessProvider instance should not be null");
132    }
133}
134