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annotate truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/vm/InitializationTest.java @ 22109:b5eaddcdf86a

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Calling Env.importSymbol from TruffleLanguage.createContext should be possible
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 26 Aug 2015 14:13:43 +0200
parents truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/instrument/InstrumentationTest.java@9c8c0937da41
children c2cb9f1c8688
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1 /*
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2 * Copyright (c) 2014, 2015, 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.vm;
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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 org.junit.*;
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28
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29 import com.oracle.truffle.api.*;
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30 import com.oracle.truffle.api.TruffleLanguage.Env;
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31 import com.oracle.truffle.api.debug.Breakpoint;
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32 import com.oracle.truffle.api.debug.DebugSupportException;
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33 import com.oracle.truffle.api.debug.DebugSupportProvider;
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34 import com.oracle.truffle.api.debug.Debugger;
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35 import com.oracle.truffle.api.debug.ExecutionEvent;
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36 import com.oracle.truffle.api.frame.*;
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37 import com.oracle.truffle.api.instrument.*;
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38 import com.oracle.truffle.api.nodes.*;
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39 import com.oracle.truffle.api.source.Source;
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40 import com.oracle.truffle.api.vm.EventConsumer;
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41 import com.oracle.truffle.api.vm.TruffleVM;
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42 import java.io.IOException;
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43
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44 /**
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45 * Bug report validating test.
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46 * <p>
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47 * It has been reported that calling {@link Env#importSymbol(java.lang.String)} in
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48 * {@link TruffleLanguage TruffleLanguage.createContext(env)} yields a {@link NullPointerException}.
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49 * <p>
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50 */
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51 public class InitializationTest {
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52 @Test
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53 public void accessProbeForAbstractLanguage() throws IOException {
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54 final Debugger[] arr = {null};
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55 TruffleVM vm = TruffleVM.newVM().onEvent(new EventConsumer<ExecutionEvent>(ExecutionEvent.class) {
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56 @Override
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57 protected void on(ExecutionEvent event) {
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58 arr[0] = event.getDebugger();
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59 }
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60 }).build();
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61
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62 Source source = Source.fromText("any text", "any text").withMimeType("application/x-abstrlang");
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63
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64 vm.eval(source);
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65
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66 assertNotNull("Debugger found", arr[0]);
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67
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68 Debugger d = arr[0];
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69 Breakpoint b = d.setLineBreakpoint(0, source.createLineLocation(1), true);
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70 b.setCondition("true");
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71
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72 vm.eval(source);
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73 }
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74
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75 private static final class MMRootNode extends RootNode {
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76 @Child ANode node;
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77
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78 MMRootNode() {
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79 super(AbstractLanguage.class, null, null);
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80 node = new ANode(42);
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81 }
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82
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83 @Override
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84 public Object execute(VirtualFrame frame) {
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85 return node.constant();
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86 }
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87 }
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88
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89 private static final class ANode extends Node {
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90 private final int constant;
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91
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92 public ANode(int constant) {
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93 this.constant = constant;
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94 }
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95
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96 Object constant() {
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97 return constant;
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98 }
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99
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100 }
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101
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102 private abstract static class AbstractLanguage extends TruffleLanguage<Object> {
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103 }
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104
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105 @TruffleLanguage.Registration(mimeType = "application/x-abstrlang", name = "AbstrLang", version = "0.1")
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106 public static final class TestLanguage extends AbstractLanguage implements DebugSupportProvider {
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107 public static final TestLanguage INSTANCE = new TestLanguage();
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108
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109 @Override
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110 protected Object createContext(Env env) {
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111 assertNull("Not defined symbol", env.importSymbol("unknown"));
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112 return env;
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113 }
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114
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115 @Override
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116 protected CallTarget parse(Source code, Node context, String... argumentNames) throws IOException {
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117 return Truffle.getRuntime().createCallTarget(new MMRootNode());
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118 }
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119
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120 @Override
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121 protected Object findExportedSymbol(Object context, String globalName, boolean onlyExplicit) {
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122 return null;
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123 }
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124
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125 @Override
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126 protected Object getLanguageGlobal(Object context) {
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127 throw new UnsupportedOperationException();
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128 }
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129
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130 @Override
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131 protected boolean isObjectOfLanguage(Object object) {
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132 throw new UnsupportedOperationException();
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133 }
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134
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135 @Override
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136 protected ToolSupportProvider getToolSupport() {
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137 throw new UnsupportedOperationException();
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138 }
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139
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140 @Override
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141 protected DebugSupportProvider getDebugSupport() {
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142 return this;
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143 }
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144
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145 @Override
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146 public Object evalInContext(Source source, Node node, MaterializedFrame mFrame) throws DebugSupportException {
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147 throw new UnsupportedOperationException();
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148 }
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149
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150 @Override
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151 public AdvancedInstrumentRootFactory createAdvancedInstrumentRootFactory(String expr, AdvancedInstrumentResultListener resultListener) throws DebugSupportException {
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152 throw new UnsupportedOperationException();
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153 }
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154
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155 @Override
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156 public Visualizer getVisualizer() {
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157 throw new UnsupportedOperationException();
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158 }
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159
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160 @Override
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161 public void enableASTProbing(ASTProber astProber) {
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162 throw new UnsupportedOperationException();
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163 }
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164 }
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165 }