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annotate truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/nodes/serial/PostOrderDeserializerTest.java @ 22157:dc83cc1f94f2

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Using fully qualified imports
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 16 Sep 2015 11:33:22 +0200
parents 9c8c0937da41
children
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1 /*
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2 * Copyright (c) 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.test.nodes.serial;
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24
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25 import com.oracle.truffle.api.nodes.Node;
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26 import com.oracle.truffle.api.nodes.serial.PostOrderDeserializer;
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27 import com.oracle.truffle.api.nodes.serial.VariableLengthIntBuffer;
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28 import com.oracle.truffle.api.test.nodes.serial.TestNodes.EmptyNode;
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29 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithArray;
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30 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithFields;
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31 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithOneChild;
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32 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithThreeChilds;
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33 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoArray;
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34 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoChilds;
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35 import com.oracle.truffle.api.test.nodes.serial.TestNodes.StringNode;
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36 import java.nio.ByteBuffer;
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37 import java.util.Iterator;
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38 import org.junit.After;
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39 import org.junit.Assert;
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40 import org.junit.Before;
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41 import org.junit.Test;
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42
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43 public class PostOrderDeserializerTest {
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44
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45 private PostOrderDeserializer d;
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46 private TestSerializerConstantPool cp;
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47
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48 @Before
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49 public void setUp() {
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50 cp = new TestSerializerConstantPool();
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51 d = new PostOrderDeserializer(cp);
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52 }
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53
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54 @After
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55 public void tearDown() {
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56 d = null;
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57 cp = null;
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58 }
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59
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60 private Node deserialize(byte[] bytes) {
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61 return d.deserialize(bytes, Node.class);
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62 }
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63
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64 @Test
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65 public void testNull() {
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66 createCP();
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67 Node ast = deserialize(createBytes(VariableLengthIntBuffer.NULL));
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68 Assert.assertNull(ast);
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69 }
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70
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71 @Test
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72 public void testSingleNode() {
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73 createCP(EmptyNode.class);
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74 Node expectedAst = new EmptyNode();
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75 Node ast = deserialize(createBytes(0));
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76 assertAST(expectedAst, ast);
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77 }
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78
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79 @Test
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80 public void testThreeChilds() {
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81 createCP(EmptyNode.class, NodeWithThreeChilds.class);
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82 Node expectedAst = new NodeWithThreeChilds(new EmptyNode(), null, new EmptyNode());
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83 Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 0, 1));
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84 assertAST(expectedAst, ast);
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85 }
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86
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87 @Test
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88 public void testFields() {
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89 createCP(NodeWithFields.class, "test", Integer.MIN_VALUE, Integer.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE, Float.MIN_VALUE, Float.MAX_VALUE, Double.MIN_VALUE, Double.MAX_VALUE,
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90 (int) Character.MIN_VALUE, (int) Character.MAX_VALUE, (int) Short.MIN_VALUE, (int) Short.MAX_VALUE, (int) Byte.MIN_VALUE, (int) Byte.MAX_VALUE, 1);
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91 NodeWithFields expectedAst = new NodeWithFields("test", Integer.MIN_VALUE, Integer.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE, Float.MIN_VALUE, Float.MAX_VALUE, Double.MIN_VALUE,
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92 Double.MAX_VALUE, Character.MIN_VALUE, Character.MAX_VALUE, Short.MIN_VALUE, Short.MAX_VALUE, Byte.MIN_VALUE, Byte.MAX_VALUE, Boolean.TRUE, Boolean.FALSE);
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93 Node ast = deserialize(createBytes(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 10));
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94 assertAST(expectedAst, ast);
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95 }
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96
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97 @Test
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98 public void testFieldsNull() {
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99 createCP(NodeWithFields.class, "test", 0, 0L, 0.0F, 0.0D);
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100 NodeWithFields expectedAst = new NodeWithFields("test", 0, null, 0L, null, 0f, null, 0d, null, (char) 0, null, (short) 0, null, (byte) 0, null, false, null);
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101 int nil = VariableLengthIntBuffer.NULL;
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102 Node ast = deserialize(createBytes(0, 1, 2, nil, 3, nil, 4, nil, 5, nil, 2, nil, 2, nil, 2, nil, 2, nil));
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103 assertAST(expectedAst, ast);
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104 }
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105
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106 @Test
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107 public void testNullChilds() {
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108 createCP(Node[].class, NodeWithArray.class);
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109 Node expectedAst = new NodeWithArray(null);
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110 Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 1));
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111 assertAST(expectedAst, ast);
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112 }
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113
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114 @Test
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115 public void testNChilds() {
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116 Node expectedAst = new NodeWithArray(new Node[]{new EmptyNode(), new NodeWithArray(new Node[]{new EmptyNode(), new EmptyNode(), new EmptyNode()}), new EmptyNode(), new EmptyNode()});
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117 createCP(Node[].class, 4, EmptyNode.class, 3, NodeWithArray.class);
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118 Node ast = deserialize(createBytes(0, 1, 2, 0, 3, 2, 2, 2, 4, 2, 2, 4));
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119
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120 assertAST(expectedAst, ast);
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121 }
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122
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123 @Test
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124 public void test2xNChilds() {
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125 Node expectedAst = new NodeWithTwoArray(new Node[]{new StringNode("a0"), new StringNode("a1")}, new Node[]{new StringNode("b0"), new StringNode("b1"), new StringNode("b2")});
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126 createCP(Node[].class, 2, StringNode.class, "a0", "a1", 3, "b0", "b1", "b2", NodeWithTwoArray.class);
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127 Node ast = deserialize(createBytes(0, 1, 2, 3, 2, 4, 0, 5, 2, 6, 2, 7, 2, 8, 9));
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128
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129 assertAST(expectedAst, ast);
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130 }
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131
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132 @Test
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133 public void testBug0() {
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134 Node expectedAst = new NodeWithArray(new Node[]{new NodeWithOneChild(new EmptyNode())});
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135
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136 createCP(Node[].class, 1, EmptyNode.class, NodeWithOneChild.class, NodeWithArray.class);
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137 Node ast = deserialize(createBytes(0, 1, 2, 3, 4));
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138 assertAST(expectedAst, ast);
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139 }
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140
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141 @Test
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142 public void testBug1() {
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143 Node expectedAst = new NodeWithArray(new Node[]{new NodeWithTwoChilds(new EmptyNode(), new EmptyNode())});
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144
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145 createCP(Node[].class, 1, EmptyNode.class, NodeWithTwoChilds.class, NodeWithArray.class);
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146 Node ast = deserialize(createBytes(0, 1, 2, 2, 3, 4));
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147 assertAST(expectedAst, ast);
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148 }
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149
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150 private static void assertAST(Node expectedAst, Node actualAst) {
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151 if (expectedAst == null) {
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152 Assert.assertNull(actualAst);
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153 return;
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154 }
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155
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156 expectedAst.adoptChildren();
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157
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158 Assert.assertNotNull(actualAst);
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159 // fields are asserted using the corresponding equals implementation
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160 Assert.assertEquals(expectedAst, actualAst);
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161
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162 Iterable<Node> expectedChildIterator = expectedAst.getChildren();
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163 Iterator<Node> actualChildIterator = actualAst.getChildren().iterator();
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164 for (Node node : expectedChildIterator) {
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165 Assert.assertTrue(actualChildIterator.hasNext());
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166 assertAST(node, actualChildIterator.next());
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167 }
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168 Assert.assertFalse(actualChildIterator.hasNext());
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169 }
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170
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171 private static byte[] createBytes(int... refs) {
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172 VariableLengthIntBuffer buf = new VariableLengthIntBuffer(ByteBuffer.allocate(512));
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173 for (int i = 0; i < refs.length; i++) {
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174 buf.put(refs[i]);
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175 }
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176 return buf.getBytes();
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177 }
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178
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179 private void createCP(Object... cpData) {
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180 for (int i = 0; i < cpData.length; i++) {
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181 Object object = cpData[i];
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182
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183 cp.putObject(object.getClass(), object);
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184
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185 }
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186 }
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187
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188 }