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annotate graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/nodes/serial/PostOrderDeserializerTest.java @ 12388:96c1d057a5ed

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Truffle: Added experimental serialization API.
author Christian Humer <christian.humer@gmail.com>
date Wed, 02 Oct 2013 15:33:08 +0200
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children 97321295c974
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12388
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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 java.nio.*;
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26 import java.util.*;
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27
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28 import org.junit.*;
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29
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30 import com.oracle.truffle.api.nodes.*;
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31 import com.oracle.truffle.api.nodes.serial.*;
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32 import com.oracle.truffle.api.test.nodes.serial.TestNodes.EmptyNode;
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33 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithArray;
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34 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithFields;
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35 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithOneChild;
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36 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithThreeChilds;
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37 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoArray;
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38 import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoChilds;
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39 import com.oracle.truffle.api.test.nodes.serial.TestNodes.StringNode;
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40
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41 public class PostOrderDeserializerTest {
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42
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43 private PostOrderDeserializer d;
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44 private TestSerializerConstantPool cp;
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45
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46 @Before
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47 public void setUp() {
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48 cp = new TestSerializerConstantPool();
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49 d = new PostOrderDeserializer(cp);
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50 }
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51
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52 @After
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53 public void tearDown() {
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54 d = null;
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55 cp = null;
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56 }
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57
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58 private Node deserialize(byte[] bytes) {
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59 return d.deserialize(bytes, Node.class);
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60 }
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61
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62 @Test
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63 public void testNull() {
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64 createCP();
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65 Node ast = deserialize(createBytes(VariableLengthIntBuffer.NULL));
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66 Assert.assertNull(ast);
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67 }
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68
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69 @Test
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70 public void testSingleNode() {
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71 createCP(EmptyNode.class);
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72 Node expectedAst = new EmptyNode();
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73 Node ast = deserialize(createBytes(0));
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74 assertAST(expectedAst, ast);
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75 }
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76
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77 @Test
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78 public void testThreeChilds() {
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79 createCP(EmptyNode.class, NodeWithThreeChilds.class);
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80 Node expectedAst = new NodeWithThreeChilds(new EmptyNode(), null, new EmptyNode());
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81 Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 0, 1));
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82 assertAST(expectedAst, ast);
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83 }
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84
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85 @Test
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86 public void testFields() {
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87 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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88 (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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89 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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90 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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91 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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92 assertAST(expectedAst, ast);
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93 }
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94
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95 @Test
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96 public void testFieldsNull() {
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97 createCP(NodeWithFields.class, "test", 0, 0L, 0.0F, 0.0D);
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98 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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99 int nil = VariableLengthIntBuffer.NULL;
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100 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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101 assertAST(expectedAst, ast);
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102 }
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103
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104 @Test
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105 public void testNullChilds() {
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106 createCP(Node[].class, NodeWithArray.class);
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107 Node expectedAst = new NodeWithArray(null);
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108 Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 1));
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109 assertAST(expectedAst, ast);
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110 }
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111
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112 @Test
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113 public void testNChilds() {
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114 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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115 createCP(Node[].class, 4, EmptyNode.class, 3, NodeWithArray.class);
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116 Node ast = deserialize(createBytes(0, 1, 2, 0, 3, 2, 2, 2, 4, 2, 2, 4));
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117
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118 assertAST(expectedAst, ast);
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119 }
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120
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121 @Test
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122 public void test2xNChilds() {
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123 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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124 createCP(Node[].class, 2, StringNode.class, "a0", "a1", 3, "b0", "b1", "b2", NodeWithTwoArray.class);
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125 Node ast = deserialize(createBytes(0, 1, 2, 3, 2, 4, 0, 5, 2, 6, 2, 7, 2, 8, 9));
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126
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127 assertAST(expectedAst, ast);
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128 }
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129
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130 @Test
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131 public void testBug0() {
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132 Node expectedAst = new NodeWithArray(new Node[]{new NodeWithOneChild(new EmptyNode())});
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133
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134 createCP(Node[].class, 1, EmptyNode.class, NodeWithOneChild.class, NodeWithArray.class);
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135 Node ast = deserialize(createBytes(0, 1, 2, 3, 4));
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136 assertAST(expectedAst, ast);
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137 }
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138
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139 @Test
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140 public void testBug1() {
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141 Node expectedAst = new NodeWithArray(new Node[]{new NodeWithTwoChilds(new EmptyNode(), new EmptyNode())});
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142
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143 createCP(Node[].class, 1, EmptyNode.class, NodeWithTwoChilds.class, NodeWithArray.class);
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144 Node ast = deserialize(createBytes(0, 1, 2, 2, 3, 4));
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145 assertAST(expectedAst, ast);
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146 }
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147
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148 private static void assertAST(Node expectedAst, Node actualAst) {
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149 if (expectedAst == null) {
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150 Assert.assertNull(actualAst);
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151 return;
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152 }
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153
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154 Assert.assertNotNull(actualAst);
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155 // fields are asserted using the corresponding equals implementation
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156 Assert.assertEquals(expectedAst, actualAst);
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157
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158 Iterable<Node> expectedChildIterator = expectedAst.getChildren();
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159 Iterator<Node> actualChildIterator = actualAst.getChildren().iterator();
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160 for (Node node : expectedChildIterator) {
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161 Assert.assertTrue(actualChildIterator.hasNext());
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162 assertAST(node, actualChildIterator.next());
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163 }
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164 Assert.assertFalse(actualChildIterator.hasNext());
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165 }
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166
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167 private static byte[] createBytes(int... refs) {
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168 VariableLengthIntBuffer buf = new VariableLengthIntBuffer(ByteBuffer.allocate(512));
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169 for (int i = 0; i < refs.length; i++) {
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170 buf.put(refs[i]);
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171 }
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172 return buf.getBytes();
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173 }
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174
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175 private void createCP(Object... cpData) {
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176 for (int i = 0; i < cpData.length; i++) {
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177 Object object = cpData[i];
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178
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179 cp.putObject(object.getClass(), object);
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180
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181 }
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182 }
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183
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184 }