Mercurial > hg > truffle

comparison truffle/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/BinaryNodeTest.java @ 21951:9c8c0937da41

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Moving all sources into truffle subdirectory
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 17 Jun 2015 10:58:08 +0200
parents graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/BinaryNodeTest.java@9f38d222fa6c
children dc83cc1f94f2
comparison
equal deleted inserted replaced
21950:2a5011c7e641 21951:9c8c0937da41
1 /*
2 * Copyright (c) 2012, 2012, 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.truffle.api.dsl.test;
24
25 import static com.oracle.truffle.api.dsl.test.TestHelper.*;
26 import static org.junit.Assert.*;
27
28 import org.junit.*;
29
30 import com.oracle.truffle.api.dsl.*;
31 import com.oracle.truffle.api.dsl.test.BinaryNodeTestFactory.AddNodeFactory;
32 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode;
33 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode;
34
35 public class BinaryNodeTest {
36
37 @Test
38 public void testAdd() {
39 TestRootNode<AddNode> node = createRoot(AddNodeFactory.getInstance());
40 assertEquals(42, executeWith(node, 19, 23));
41 assertEquals(42d, executeWith(node, 19d, 23d));
42 assertEquals(42d, executeWith(node, "19", "23"));
43 assertEquals(42, executeWith(node, 19, 23));
44 }
45
46 @Test(expected = RuntimeException.class)
47 public void testAddUnsupported() {
48 TestRootNode<AddNode> node = createRoot(AddNodeFactory.getInstance());
49 executeWith(node, new Object(), new Object());
50 }
51
52 @NodeChildren({@NodeChild("left"), @NodeChild("right")})
53 abstract static class BinaryNode extends ValueNode {
54 }
55
56 abstract static class AddNode extends BinaryNode {
57
58 @Specialization
59 int add(int left, int right) {
60 return left + right;
61 }
62
63 @Fallback
64 Object add(Object left, Object right) {
65 return convertDouble(left) + convertDouble(right);
66 }
67
68 static double convertDouble(Object value) {
69 if (value instanceof Number) {
70 return ((Number) value).doubleValue();
71 } else if (value instanceof String) {
72 return Double.parseDouble((String) value);
73 }
74 throw new RuntimeException("Invalid datatype");
75 }
76
77 }
78
79 }