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annotate graal/com.oracle.jvmci.runtime.test/src/com/oracle/jvmci/runtime/test/TestConstantReflectionProvider.java @ 21784:f4e1d958f1c3

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[AMD64] Create AMD64 specific address nodes.
author Roland Schatz <roland.schatz@oracle.com>
date Mon, 08 Jun 2015 19:19:45 +0200
parents 381ab4105afe
children
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.jvmci.runtime.test;
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24
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25 import static org.junit.Assert.*;
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27 import java.lang.reflect.*;
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28 import java.util.*;
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29
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30 import org.junit.*;
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31
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32 import com.oracle.jvmci.meta.*;
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33
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34 /**
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35 * Tests for {@link ConstantReflectionProvider}. It assumes an implementation of the interface that
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36 * actually returns non-null results for access operations that are possible, i.e., the tests will
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37 * fail for an implementation that spuriously returns null (which is allowed by the specification).
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38 */
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39 public class TestConstantReflectionProvider extends TypeUniverse {
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40
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41 @Test
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42 public void constantEqualsTest() {
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43 for (ConstantValue c1 : constants()) {
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44 for (ConstantValue c2 : constants()) {
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45 // test symmetry
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46 assertEquals(constantReflection.constantEquals(c1.value, c2.value), constantReflection.constantEquals(c2.value, c1.value));
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47 if (c1.value.getKind() != Kind.Object && c2.value.getKind() != Kind.Object) {
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48 assertEquals(c1.value.equals(c2.value), constantReflection.constantEquals(c2.value, c1.value));
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49 }
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50 }
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51 }
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52 }
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53
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54 @Test
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55 public void readArrayLengthTest() {
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56 for (ConstantValue cv : constants()) {
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57 JavaConstant c = cv.value;
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58 Integer actual = constantReflection.readArrayLength(c);
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59 if (c.getKind() != Kind.Object || c.isNull() || !cv.boxed.getClass().isArray()) {
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60 assertNull(actual);
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61 } else {
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62 assertNotNull(actual);
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63 int actualInt = actual;
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64 assertEquals(Array.getLength(cv.boxed), actualInt);
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65 }
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66 }
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67 }
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68
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69 static class PrimitiveConstants {
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70 static final long LONG_CONST = 42;
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71 static final int INT_CONST = 66;
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72 static final byte BYTE_CONST = 123;
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73 static final boolean BOOL_CONST = true;
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74 }
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75
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76 static class BoxedConstants {
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77 static final Long LONG_CONST = 42L;
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78 static final Integer INT_CONST = 66;
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79 static final Byte BYTE_CONST = 123;
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80 static final Boolean BOOL_CONST = true;
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81 }
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82
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83 @Test
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84 public void boxTest() {
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85 for (ConstantValue cv : constants()) {
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86 JavaConstant c = cv.value;
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87 JavaConstant boxed = constantReflection.boxPrimitive(c);
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88 if (boxed != null && c.getKind().isPrimitive()) {
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89 assertTrue(boxed.getKind().isObject());
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90 assertFalse(boxed.isNull());
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91 }
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92 }
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93
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94 List<ConstantValue> primitiveConstants = readConstants(PrimitiveConstants.class);
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95 List<ConstantValue> boxedConstants = readConstants(BoxedConstants.class);
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96 for (int i = 0; i < primitiveConstants.size(); i++) {
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97 ConstantValue prim = primitiveConstants.get(i);
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98 ConstantValue box = boxedConstants.get(i);
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99 assertEquals(box.value, constantReflection.boxPrimitive(prim.value));
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100 }
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101
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102 assertNull(constantReflection.boxPrimitive(JavaConstant.NULL_POINTER));
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103 }
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104
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105 @Test
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106 public void unboxTest() {
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107 for (ConstantValue cv : constants()) {
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108 JavaConstant c = cv.value;
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109 JavaConstant unboxed = c.isNull() ? null : constantReflection.unboxPrimitive(c);
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110 if (unboxed != null) {
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111 assertFalse(unboxed.getKind().isObject());
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112 }
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113 }
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114 List<ConstantValue> primitiveConstants = readConstants(PrimitiveConstants.class);
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115 List<ConstantValue> boxedConstants = readConstants(BoxedConstants.class);
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116 for (int i = 0; i < primitiveConstants.size(); i++) {
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117 ConstantValue prim = primitiveConstants.get(i);
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118 ConstantValue box = boxedConstants.get(i);
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119 assert prim.getSimpleName().equals(box.getSimpleName());
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120 assertEquals(prim.value, constantReflection.unboxPrimitive(box.value));
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121 }
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122
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123 assertNull(constantReflection.unboxPrimitive(JavaConstant.NULL_POINTER));
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db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
124 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
125 }