1 | /*
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2 | * Copyright 2000-2004 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 |
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18 | package org.apache.tools.ant.taskdefs.optional;
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19 |
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20 | import java.io.*;
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21 | import org.apache.tools.ant.BuildFileTest;
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22 |
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23 | /**
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24 | * If you want to run tests, it is highly recommended
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25 | * to download ANTLR (www.antlr.org), build the 'antlrall.jar' jar
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26 | * with <code>make antlr-all.jar</code> and drop the jar (about 300KB) into
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27 | * Ant lib.
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28 | * - Running w/ the default antlr.jar (70KB) does not work (missing class)
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29 | *
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30 | * Unless of course you specify the ANTLR classpath in your
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31 | * system classpath. (see ANTLR install.html)
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32 | *
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33 | */
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34 | public class ANTLRTest extends BuildFileTest {
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35 |
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36 | private final static String TASKDEFS_DIR = "src/etc/testcases/taskdefs/optional/antlr/";
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37 |
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38 | public ANTLRTest(String name) {
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39 | super(name);
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40 | }
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41 |
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42 | public void setUp() {
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43 | configureProject(TASKDEFS_DIR + "antlr.xml");
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44 | }
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45 |
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46 | public void tearDown() {
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47 | executeTarget("cleanup");
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48 | }
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49 |
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50 | public void test1() {
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51 | expectBuildException("test1", "required argument, target, missing");
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52 | }
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53 |
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54 | public void test2() {
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55 | expectBuildException("test2", "Invalid output directory");
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56 | }
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57 |
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58 | public void test3() {
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59 | executeTarget("test3");
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60 | File outputDirectory = new File(TASKDEFS_DIR + "antlr.tmp");
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61 | String[] calcFiles = outputDirectory.list(new CalcFileFilter());
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62 | assertEquals(5, calcFiles.length);
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63 | }
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64 |
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65 | public void test4() {
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66 | executeTarget("test4");
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67 | }
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68 |
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69 | public void test5() {
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70 | // should print "panic: Cannot find importVocab file 'JavaTokenTypes.txt'"
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71 | // since it needs to run java.g first before java.tree.g
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72 | expectBuildException("test5", "ANTLR returned: 1");
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73 | }
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74 |
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75 | public void test6() {
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76 | executeTarget("test6");
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77 | }
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78 |
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79 | public void test7() {
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80 | expectBuildException("test7", "Unable to determine generated class");
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81 | }
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82 |
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83 | /**
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84 | * This is a negative test for the super grammar (glib) option.
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85 | */
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86 | public void test8() {
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87 | expectBuildException("test8", "Invalid super grammar file");
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88 | }
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89 |
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90 | /**
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91 | * This is a positive test for the super grammar (glib) option. ANTLR
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92 | * will throw an error if everything is not correct.
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93 | */
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94 | public void test9() {
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95 | executeTarget("test9");
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96 | }
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97 |
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98 | /**
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99 | * This test creates an html-ized version of the calculator grammar.
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100 | * The sanity check is simply whether or not an html file was generated.
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101 | */
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102 | public void test10() {
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103 | executeTarget("test10");
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104 | File outputDirectory = new File(TASKDEFS_DIR + "antlr.tmp");
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105 | String[] calcFiles = outputDirectory.list(new HTMLFilter());
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106 | assertTrue(calcFiles.length > 0);
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107 | }
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108 |
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109 | /**
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110 | * This is just a quick sanity check to run the diagnostic option and
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111 | * make sure that it doesn't throw any funny exceptions.
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112 | */
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113 | public void test11() {
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114 | executeTarget("test11");
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115 | }
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116 |
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117 | /**
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118 | * This is just a quick sanity check to run the trace option and
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119 | * make sure that it doesn't throw any funny exceptions.
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120 | */
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121 | public void test12() {
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122 | executeTarget("test12");
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123 | }
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124 |
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125 | /**
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126 | * This is just a quick sanity check to run all the rest of the
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127 | * trace options (traceLexer, traceParser, and traceTreeWalker) to
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128 | * make sure that they don't throw any funny exceptions.
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129 | */
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130 | public void test13() {
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131 | executeTarget("test13");
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132 | }
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133 |
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134 | public void testNoRecompile() {
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135 | executeTarget("test9");
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136 | assertEquals(-1, getFullLog().indexOf("Skipped grammar file."));
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137 | executeTarget("noRecompile");
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138 | assertTrue(-1 != getFullLog().indexOf("Skipped grammar file."));
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139 | }
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140 |
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141 | public void testNormalRecompile() {
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142 | executeTarget("test9");
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143 | assertEquals(-1, getFullLog().indexOf("Skipped grammar file."));
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144 | executeTarget("normalRecompile");
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145 | assertEquals(-1, getFullLog().indexOf("Skipped grammar file."));
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146 | }
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147 |
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148 | // Bugzilla Report 12961
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149 | public void testSupergrammarChangeRecompile() {
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150 | executeTarget("test9");
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151 | assertEquals(-1, getFullLog().indexOf("Skipped grammar file."));
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152 | executeTarget("supergrammarChangeRecompile");
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153 | assertEquals(-1, getFullLog().indexOf("Skipped grammar file."));
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154 | }
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155 | }
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156 |
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157 | class CalcFileFilter implements FilenameFilter {
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158 | public boolean accept(File dir, String name) {
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159 | return name.startsWith("Calc");
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160 | }
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161 | }
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162 |
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163 | class HTMLFilter implements FilenameFilter {
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164 | public boolean accept(File dir, String name) {
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165 | return name.endsWith("html");
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166 | }
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167 | }
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