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comparison graal/com.oracle.jvmci.runtime.test/src/com/oracle/jvmci/runtime/test/ConstantTest.java @ 21663:381ab4105afe

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moved com.oracle.graal.java.test to com.oracle.jvmci.runtime.test
author Doug Simon <doug.simon@oracle.com>
date Tue, 02 Jun 2015 15:15:58 +0200
parents graal/com.oracle.graal.java.test/src/com/oracle/graal/java/test/ConstantTest.java@f5b549811bac
children
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21662:b45e0f791465 21663:381ab4105afe
1 /*
2 * Copyright (c) 2014, 2014, 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 package com.oracle.jvmci.runtime.test;
24
25 import com.oracle.jvmci.meta.JavaConstant;
26 import com.oracle.jvmci.meta.Kind;
27 import org.junit.*;
28
29 public class ConstantTest extends FieldUniverse {
30
31 @Test
32 public void testNegativeZero() {
33 Assert.assertTrue("Constant for 0.0f must be different from -0.0f", JavaConstant.FLOAT_0 != JavaConstant.forFloat(-0.0F));
34 Assert.assertTrue("Constant for 0.0d must be different from -0.0d", JavaConstant.DOUBLE_0 != JavaConstant.forDouble(-0.0d));
35 }
36
37 @Test
38 public void testNullIsNull() {
39 Assert.assertTrue(JavaConstant.NULL_POINTER.isNull());
40 }
41
42 @Test
43 public void testOne() {
44 for (Kind kind : Kind.values()) {
45 if (kind.isNumericInteger() || kind.isNumericFloat()) {
46 Assert.assertTrue(JavaConstant.one(kind).getKind() == kind);
47 }
48 }
49 Assert.assertEquals(1, JavaConstant.one(Kind.Int).asInt());
50 Assert.assertEquals(1L, JavaConstant.one(Kind.Long).asLong());
51 Assert.assertEquals(1, JavaConstant.one(Kind.Byte).asInt());
52 Assert.assertEquals(1, JavaConstant.one(Kind.Short).asInt());
53 Assert.assertEquals(1, JavaConstant.one(Kind.Char).asInt());
54 Assert.assertTrue(1F == JavaConstant.one(Kind.Float).asFloat());
55 Assert.assertTrue(1D == JavaConstant.one(Kind.Double).asDouble());
56 }
57
58 @Test(expected = IllegalArgumentException.class)
59 public void testIllegalOne() {
60 JavaConstant.one(Kind.Illegal);
61 }
62
63 @Test(expected = IllegalArgumentException.class)
64 public void testVoidOne() {
65 JavaConstant.one(Kind.Void);
66 }
67 }