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annotate truffle/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/BinaryNodeTest.java @ 22548:6b76a24fffbd default tip

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Use all variables: a, b, u,v and x, y
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Thu, 14 Jan 2016 14:20:57 +0100
parents 5309cc9668e3
children
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1 /*
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2 * Copyright (c) 2012, 2012, 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.truffle.api.dsl.test;
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24
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25 import static com.oracle.truffle.api.dsl.test.TestHelper.createRoot;
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26 import static com.oracle.truffle.api.dsl.test.TestHelper.executeWith;
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27 import static org.junit.Assert.assertEquals;
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29 import org.junit.Test;
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30
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31 import com.oracle.truffle.api.dsl.Fallback;
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32 import com.oracle.truffle.api.dsl.NodeChild;
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33 import com.oracle.truffle.api.dsl.NodeChildren;
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34 import com.oracle.truffle.api.dsl.Specialization;
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35 import com.oracle.truffle.api.dsl.test.BinaryNodeTestFactory.AddNodeFactory;
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36 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode;
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37 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode;
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39 public class BinaryNodeTest {
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41 @Test
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42 public void testAdd() {
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43 TestRootNode<AddNode> node = createRoot(AddNodeFactory.getInstance());
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44 assertEquals(42, executeWith(node, 19, 23));
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45 assertEquals(42d, executeWith(node, 19d, 23d));
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46 assertEquals(42d, executeWith(node, "19", "23"));
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47 assertEquals(42, executeWith(node, 19, 23));
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48 }
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50 @Test(expected = RuntimeException.class)
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51 public void testAddUnsupported() {
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52 TestRootNode<AddNode> node = createRoot(AddNodeFactory.getInstance());
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53 executeWith(node, new Object(), new Object());
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54 }
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56 @NodeChildren({@NodeChild("left"), @NodeChild("right")})
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57 abstract static class BinaryNode extends ValueNode {
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58 }
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60 abstract static class AddNode extends BinaryNode {
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62 @Specialization
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63 int add(int left, int right) {
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64 return left + right;
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65 }
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66
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67 @Fallback
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68 Object add(Object left, Object right) {
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69 return convertDouble(left) + convertDouble(right);
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70 }
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72 static double convertDouble(Object value) {
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73 if (value instanceof Number) {
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74 return ((Number) value).doubleValue();
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75 } else if (value instanceof String) {
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76 return Double.parseDouble((String) value);
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77 }
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78 throw new RuntimeException("Invalid datatype");
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79 }
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81 }
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83 }