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annotate graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/TestHelper.java @ 16756:5148aab962af

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Truffle-DSL: updated tests for the new generation layout.
author Christian Humer <christian.humer@gmail.com>
date Mon, 11 Aug 2014 15:53:05 +0200
parents 64dcb92ee75a
children c5db657d93c1
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1 /*
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2 * Copyright (c) 2012, 2013, 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 org.junit.Assert.*;
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26
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27 import java.lang.reflect.*;
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28 import java.util.*;
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29
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30 import com.oracle.truffle.api.*;
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31 import com.oracle.truffle.api.dsl.*;
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32 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ArgumentNode;
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33 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ChildrenNode;
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34 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode;
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35 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode;
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36
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37 /**
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38 * Utility class to provide some test helper functions.
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39 */
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40 class TestHelper {
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41
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42 private static ArgumentNode[] arguments(int count) {
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43 ArgumentNode[] nodes = new ArgumentNode[count];
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44 for (int i = 0; i < nodes.length; i++) {
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45 nodes[i] = new ArgumentNode(i);
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46 }
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47 return nodes;
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48 }
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49
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50 static <E extends ValueNode> E createNode(NodeFactory<E> factory, Object... constants) {
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51 ArgumentNode[] argumentNodes = arguments(factory.getExecutionSignature().size());
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52
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53 List<Object> argumentList = new ArrayList<>();
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54 if (ChildrenNode.class.isAssignableFrom(factory.getNodeClass())) {
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55 argumentList.add(argumentNodes);
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56 } else {
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57 argumentList.addAll(Arrays.asList(argumentNodes));
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58 }
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59 argumentList.addAll(Arrays.asList(constants));
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60 return factory.createNode(argumentList.toArray(new Object[argumentList.size()]));
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61 }
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62
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63 static <E extends ValueNode> E createGenericNode(NodeFactory<E> factory, Object... constants) {
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64 Method createGenericMethod;
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65 try {
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66 createGenericMethod = factory.getClass().getMethod("createGeneric", factory.getNodeClass());
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67 } catch (NoSuchMethodException e) {
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68 throw new RuntimeException(e);
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69 }
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70 try {
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71 return factory.getNodeClass().cast(createGenericMethod.invoke(null, createNode(factory, constants)));
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72 } catch (IllegalAccessException | InvocationTargetException e) {
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73 throw new RuntimeException(e);
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74 }
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75 }
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76
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77 static <E extends ValueNode> TestRootNode<E> createRoot(NodeFactory<E> factory, Object... constants) {
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78 TestRootNode<E> rootNode = new TestRootNode<>(createNode(factory, constants));
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79 rootNode.adoptChildren();
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80 return rootNode;
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81 }
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82
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83 static <E extends ValueNode> TestRootNode<E> createGenericRoot(NodeFactory<E> factory, Object... constants) {
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84 TestRootNode<E> rootNode = new TestRootNode<>(createGenericNode(factory, constants));
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85 rootNode.adoptChildren();
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86 return rootNode;
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87 }
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88
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89 static CallTarget createCallTarget(ValueNode node) {
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90 return createCallTarget(new TestRootNode<>(node));
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91 }
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92
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93 static CallTarget createCallTarget(TestRootNode<? extends ValueNode> node) {
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94 return Truffle.getRuntime().createCallTarget(node);
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95 }
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96
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97 static <E> Object executeWith(TestRootNode<? extends ValueNode> node, Object... values) {
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98 return createCallTarget(node).call(values);
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99 }
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100
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101 static Object[] array(Object... val) {
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102 return val;
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103 }
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104
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105 static <E> List<List<E>> permutations(List<E> list) {
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106 return permutations(new ArrayList<E>(), list, new ArrayList<List<E>>());
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107 }
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108
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109 static Object[][] permutations(Object... list) {
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110 List<List<Object>> permutations = permutations(Arrays.asList(list));
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111
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112 Object[][] a = new Object[permutations.size()][];
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113 int index = 0;
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114 for (List<Object> p : permutations) {
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115 a[index] = p.toArray(new Object[p.size()]);
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116 index++;
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117 }
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118
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119 return a;
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120 }
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121
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122 static <E> List<List<E>> permutations(List<E> prefix, List<E> suffix, List<List<E>> output) {
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123 if (suffix.size() == 1) {
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124 ArrayList<E> newElement = new ArrayList<>(prefix);
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125 newElement.addAll(suffix);
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126 output.add(newElement);
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127 return output;
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128 }
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129
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130 for (int i = 0; i < suffix.size(); i++) {
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131 List<E> newPrefix = new ArrayList<>(prefix);
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132 newPrefix.add(suffix.get(i));
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133 List<E> newSuffix = new ArrayList<>(suffix);
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134 newSuffix.remove(i);
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135 permutations(newPrefix, newSuffix, output);
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136 }
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137
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138 return output;
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139 }
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140
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141 static void assertRuns(NodeFactory<? extends ValueNode> factory, Object[] testValues, Object[] result) {
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142 assertRuns(factory, testValues, result, null);
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143 }
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144
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145 /* Methods tests all test values in combinational order. */
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146 static void assertRuns(NodeFactory<? extends ValueNode> factory, Object[] testValues, Object[] result, ExecutionListener listener) {
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147 // test each run by its own.
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148 for (int i = 0; i < testValues.length; i++) {
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149 assertValue(createRoot(factory), 0, testValues[i], result[i], listener, true);
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150 }
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151
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152 // test all combinations of the test values
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153 List<Object> testValuesList = Arrays.asList(testValues);
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154 List<List<Object>> permuts = permutations(testValuesList);
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155 for (List<Object> list : permuts) {
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156 TestRootNode<?> root = createRoot(factory);
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157 int index = 0;
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158 for (Object object : list) {
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159 assertValue(root, index, object, result[testValuesList.indexOf(object)], listener, index == list.size() - 1);
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160 index++;
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161 }
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162 }
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163 }
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164
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165 static void assertValue(TestRootNode<? extends ValueNode> root, int index, Object value, Object result, ExecutionListener listener, boolean last) {
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166 Object actualResult = null;
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167 if (result instanceof Class && Throwable.class.isAssignableFrom((Class<?>) result)) {
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168 try {
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169 if (value instanceof Object[]) {
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170 actualResult = executeWith(root, (Object[]) value);
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171 } else {
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172 actualResult = executeWith(root, value);
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173 }
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174 fail(String.format("Exception %s expected but not occured.", result.getClass()));
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175 } catch (Throwable e) {
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176 actualResult = e;
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177 if (!e.getClass().isAssignableFrom(((Class<?>) result))) {
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178 e.printStackTrace();
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179 fail(String.format("Incompatible exception class thrown. Expected %s but was %s.", result.toString(), e.getClass()));
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180 }
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181 }
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182 } else if (value instanceof Object[]) {
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183 actualResult = executeWith(root, (Object[]) value);
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184 assertEquals(result, actualResult);
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185 } else {
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186 actualResult = executeWith(root, value);
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187 assertEquals(result, actualResult);
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188 }
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189 if (listener != null) {
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190 listener.afterExecution(root, index, value, result, actualResult, last);
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191 }
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192 }
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193
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194 public static final class LogListener implements ExecutionListener {
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195
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196 public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) {
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197 System.out.printf("Run %3d Node:%-20s Parameters: %10s Expected: %10s Result %10s%n", index, node.getNode().getClass().getSimpleName(), value, expectedResult, actualResult);
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198 }
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199
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200 }
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201
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202 interface ExecutionListener {
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203
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204 void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last);
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205
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206 }
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207
10597
79041ab43660 Truffle-DSL: API-change: Renamed truffle.api.codegen to truffle.api.dsl for all projects and packages.
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208 }