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annotate test/org/tmatesoft/hg/test/TestAuxUtilities.java @ 472:2a0b09eec376

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Tests for issue 31
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 11 Jul 2012 21:46:28 +0200
parents 7bcfbc255f48
children 5c09a9f2e073
rev   line source
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1 /*
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2 * Copyright (c) 2011-2012 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.test;
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18
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19 import static java.lang.Integer.toBinaryString;
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20 import static org.junit.Assert.*;
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21 import static org.tmatesoft.hg.repo.HgRepository.TIP;
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22 import static org.tmatesoft.hg.util.Path.CompareResult.*;
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23
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24 import java.io.IOException;
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25 import java.nio.ByteBuffer;
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26
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27 import org.junit.Assert;
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28 import org.junit.Ignore;
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29 import org.junit.Rule;
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30 import org.junit.Test;
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31 import org.tmatesoft.hg.core.HgCatCommand;
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32 import org.tmatesoft.hg.core.Nodeid;
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33 import org.tmatesoft.hg.internal.ArrayHelper;
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34 import org.tmatesoft.hg.internal.PathScope;
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35 import org.tmatesoft.hg.internal.RevisionDescendants;
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36 import org.tmatesoft.hg.repo.HgChangelog;
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37 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
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38 import org.tmatesoft.hg.repo.HgDataFile;
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39 import org.tmatesoft.hg.repo.HgManifest;
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40 import org.tmatesoft.hg.repo.HgManifest.Flags;
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41 import org.tmatesoft.hg.repo.HgRepoConfig;
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42 import org.tmatesoft.hg.repo.HgRepoConfig.PathsSection;
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43 import org.tmatesoft.hg.repo.HgRepoConfig.Section;
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44 import org.tmatesoft.hg.repo.HgRepository;
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45 import org.tmatesoft.hg.util.Adaptable;
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46 import org.tmatesoft.hg.util.ByteChannel;
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47 import org.tmatesoft.hg.util.CancelSupport;
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48 import org.tmatesoft.hg.util.CancelledException;
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49 import org.tmatesoft.hg.util.Pair;
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50 import org.tmatesoft.hg.util.Path;
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51
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52 /**
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53 *
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54 * @author Artem Tikhomirov
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55 * @author TMate Software Ltd.
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56 */
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57 public class TestAuxUtilities {
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58
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59 @Rule
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60 public ErrorCollectorExt errorCollector = new ErrorCollectorExt();
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61
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62 @Test
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63 public void testArrayHelper() {
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64 String[] initial = {"d", "w", "k", "b", "c", "i", "a", "r", "e", "h" };
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65 ArrayHelper ah = new ArrayHelper();
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66 String[] result = initial.clone();
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67 ah.sort(result);
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68 String[] restored = restore(result, ah.getReverse());
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69 assertArrayEquals(initial, restored);
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70 //
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71 // few elements are on the right place from the very start and do not shift during sort.
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72 // make sure for them we've got correct reversed indexes as well
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73 initial = new String[] {"d", "h", "c", "b", "k", "i", "a", "r", "e", "w" };
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74 ah.sort(result = initial.clone());
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75 restored = restore(result, ah.getReverse());
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76 assertArrayEquals(initial, restored);
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77 }
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78
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79 private static String[] restore(String[] sorted, int[] sortReverse) {
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80 String[] rebuilt = new String[sorted.length];
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81 for (int i = 0; i < sorted.length; i++) {
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82 int indexInOriginal = sortReverse[i];
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83 rebuilt[indexInOriginal-1] = sorted[i];
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84 }
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85 return rebuilt;
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86 }
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87
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88 static class CancelImpl implements CancelSupport {
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89 private boolean shallStop = false;
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90 public void stop() {
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91 shallStop = true;
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92 }
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93 public void checkCancelled() throws CancelledException {
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94 if (shallStop) {
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95 throw new CancelledException();
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96 }
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97 }
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98 }
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99
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100 @Test
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101 public void testChangelogCancelSupport() throws Exception {
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102 HgRepository repository = Configuration.get().find("branches-1"); // any repo with more revisions
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103 class InspectorImplementsCancel implements HgChangelog.Inspector, CancelSupport {
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104 public final int when2stop;
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105 public int lastVisitet = 0;
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106 private final CancelImpl cancelImpl = new CancelImpl();
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107
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108 public InspectorImplementsCancel(int limit) {
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109 when2stop = limit;
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110 }
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111
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112 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
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113 lastVisitet = revisionNumber;
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114 if (revisionNumber == when2stop) {
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115 cancelImpl.stop();
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116 }
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117 }
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118
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119 public void checkCancelled() throws CancelledException {
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120 cancelImpl.checkCancelled();
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121 }
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122 };
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123 class InspectorImplementsAdaptable implements HgChangelog.Inspector, Adaptable {
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124 public final int when2stop;
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125 public int lastVisitet = 0;
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126 private final CancelImpl cancelImpl = new CancelImpl();
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127
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128 public InspectorImplementsAdaptable(int limit) {
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129 when2stop = limit;
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130 }
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131
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132 public void next(int revisionNumber, Nodeid nodeid, RawChangeset cset) {
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133 lastVisitet = revisionNumber;
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134 if (revisionNumber == when2stop) {
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135 cancelImpl.stop();
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136 }
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137 }
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138 public <T> T getAdapter(Class<T> adapterClass) {
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139 if (CancelSupport.class == adapterClass) {
322
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140 return adapterClass.cast(cancelImpl);
312
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141 }
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142 return null;
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143 }
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144
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145 }
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146 //
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147 InspectorImplementsCancel insp1;
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148 repository.getChangelog().all(insp1= new InspectorImplementsCancel(2));
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149 Assert.assertEquals(insp1.when2stop, insp1.lastVisitet);
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150 repository.getChangelog().all(insp1 = new InspectorImplementsCancel(12));
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151 Assert.assertEquals(insp1.when2stop, insp1.lastVisitet);
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152 //
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153 InspectorImplementsAdaptable insp2;
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154 repository.getChangelog().all(insp2= new InspectorImplementsAdaptable(3));
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155 Assert.assertEquals(insp2.when2stop, insp2.lastVisitet);
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156 repository.getChangelog().all(insp2 = new InspectorImplementsAdaptable(10));
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157 Assert.assertEquals(insp2.when2stop, insp2.lastVisitet);
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158 }
313
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159
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160 @Test
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161 public void testManifestCancelSupport() throws Exception {
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162 HgRepository repository = Configuration.get().find("branches-1"); // any repo with as many revisions as possible
424
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163 class InspectorImplementsAdaptable implements HgManifest.Inspector, Adaptable {
313
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164 public final int when2stop;
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165 public int lastVisitet = 0;
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166 private final CancelImpl cancelImpl = new CancelImpl();
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167
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168 public InspectorImplementsAdaptable(int limit) {
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169 when2stop = limit;
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170 }
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171
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172 public boolean begin(int mainfestRevision, Nodeid nid, int changelogRevision) {
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173 if (++lastVisitet == when2stop) {
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174 cancelImpl.stop();
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175 }
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176 return true;
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177 }
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178
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179 public boolean end(int manifestRevision) {
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180 return true;
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181 }
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182
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183 public <T> T getAdapter(Class<T> adapterClass) {
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184 if (CancelSupport.class == adapterClass) {
322
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185 return adapterClass.cast(cancelImpl);
313
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186 }
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187 return null;
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188 }
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189
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190 public boolean next(Nodeid nid, Path fname, Flags flags) {
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191 return true;
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192 }
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193 }
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194 InspectorImplementsAdaptable insp1;
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195 repository.getManifest().walk(0, TIP, insp1= new InspectorImplementsAdaptable(3));
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196 Assert.assertEquals(insp1.when2stop, insp1.lastVisitet);
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197 repository.getManifest().walk(0, TIP, insp1 = new InspectorImplementsAdaptable(10));
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198 Assert.assertEquals(insp1.when2stop, insp1.lastVisitet);
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199 }
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200
322
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201 @Test
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202 public void testCatCommandCancelSupport() throws Exception {
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203 HgRepository repository = Configuration.get().find("branches-1"); // any repo
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204 final HgCatCommand cmd = new HgCatCommand(repository);
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205 cmd.file(Path.create("file1"));
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206 cmd.set(new CancelSupport() {
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207 int i = 0;
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208 public void checkCancelled() throws CancelledException {
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209 if (i++ == 2) {
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210 throw new CancelledException();
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211 }
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212 }
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213 });
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214 try {
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215 cmd.execute(new ByteChannel() {
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216
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217 public int write(ByteBuffer buffer) throws IOException, CancelledException {
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218 Assert.fail("Shall not get that far provided cancellation from command's CancelSupport is functional");
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219 return 0;
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220 }
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221 });
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222 Assert.fail("Command execution shall not fail silently, exception shall propagate");
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223 } catch (CancelledException ex) {
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224 // good!
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225 }
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226 }
327
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227
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228 @Test
418
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229 public void testRevlogInspectors() throws Exception { // TODO move to better place
327
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230 HgRepository repository = Configuration.get().find("branches-1"); // any repo
431
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231 repository.getChangelog().indexWalk(0, TIP, new HgChangelog.RevisionInspector() {
327
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232
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233 public void next(int localRevision, Nodeid revision, int linkedRevision) {
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234 Assert.assertEquals(localRevision, linkedRevision);
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235 }
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236 });
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237 final HgDataFile fileNode = repository.getFileNode("file1");
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238 fileNode.indexWalk(0, TIP, new HgDataFile.RevisionInspector() {
327
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239 int i = 0;
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240
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241 public void next(int localRevision, Nodeid revision, int linkedRevision) {
472
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242 assertEquals(i++, localRevision);
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243 assertEquals(fileNode.getChangesetRevisionIndex(localRevision), linkedRevision);
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244 assertEquals(fileNode.getRevision(localRevision), revision);
327
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245 }
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246 });
445
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247 class ParentInspectorCheck implements HgDataFile.ParentInspector {
448
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248 private int i, c;
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249 private Nodeid[] all;
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250 private final int start;
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251
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252 public ParentInspectorCheck(int start, int total) {
448
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253 this.start = start;
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254 i = start; // revision index being iterated
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255 c = 0; // index/counter of visited revisions
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256 all = new Nodeid[total];
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257 }
327
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258
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259 public void next(int localRevision, Nodeid revision, int parent1, int parent2, Nodeid nidParent1, Nodeid nidParent2) {
472
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260 assertEquals(i++, localRevision);
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261 all[c++] = revision;
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262 assertNotNull(revision);
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263 assertFalse(localRevision == 0 && (parent1 != -1 || parent2 != -1));
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264 assertFalse(localRevision > 0 && parent1 == -1 && parent2 == -1);
327
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265 if (parent1 != -1) {
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266 Assert.assertNotNull(nidParent1);
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267 if (parent1 >= start) {
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268 // deliberately ==, not asserEquals to ensure same instance
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269 Assert.assertTrue(nidParent1 == all[parent1-start]);
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270 }
327
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271 }
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272 if (parent2 != -1) {
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273 Assert.assertNotNull(nidParent2);
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274 if (parent2 >= start) {
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275 Assert.assertTrue(nidParent2 == all[parent2-start]);
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276 }
327
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277 }
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278 }
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279 };
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280 fileNode.indexWalk(0, TIP, new ParentInspectorCheck(0, fileNode.getRevisionCount()));
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281 assert fileNode.getRevisionCount() > 2 : "prereq"; // need at least few revisions
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282 // there used to be a defect in #walk impl, assumption all parents come prior to a revision
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283 fileNode.indexWalk(1, 3, new ParentInspectorCheck(1, 3));
327
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284 }
331
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285
472
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286 /*
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287 * This test checks not only RevisionDescendants class, but also
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288 * Revlog.indexWalk implementation defect, aka:
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289 * Issue 31: Revlog#walk doesn't handle ParentInspector correctly with start revision other than 0, fails with AIOOBE
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290 */
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291 @Test
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292 public void testRevisionDescendants() throws Exception {
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293 HgRepository hgRepo = Configuration.get().find("branches-1");
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294 int[] roots = new int[] {0, 1, 2, 3, 4, 5};
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295 // 0: all revisions are descendants, 17 total.
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296 // 1: 2, 4, 7, 8, 9
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297 // 2: 7, 8, 9
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298 // 3: 5,6, 10-16
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299 // 4: no children
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300 // 5: 6, 10-16
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301 // array values represent bit mask, '1' for revision that shall re reported as descendant
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302 // least significant bit is revision 0, and so on, so that 1<<revision points to bit in the bitmask
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303 int[] descendantBitset = new int[] { 0x01FFFF, 0x0396, 0x0384, 0x01FC68, 0x010, 0x01FC60 };
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304 RevisionDescendants[] result = new RevisionDescendants[roots.length];
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305 for (int i = 0; i < roots.length; i++) {
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306 result[i] = new RevisionDescendants(hgRepo, roots[i]);
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307 result[i].build();
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308 }
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309 /*
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310 for (int i = 0; i < roots.length; i++) {
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311 System.out.printf("For root %d descendats are:", roots[i]);
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312 for (int j = roots[i], x = hgRepo.getChangelog().getLastRevision(); j <= x; j++) {
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313 if (result[i].isDescendant(j)) {
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314 System.out.printf("%3d ", j);
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315 }
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316 }
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317 System.out.printf(", isEmpty:%b\n", !result[i].hasDescendants());
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318 }
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319 */
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320 for (int i = 0; i < roots.length; i++) {
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321 System.out.printf("%s & %s = 0x%x\n", toBinaryString(descendantBitset[i]), toBinaryString(~(1<<roots[i])), descendantBitset[i] & ~(1<<roots[i]));
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322 if ((descendantBitset[i] & ~(1<<roots[i])) != 0) {
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323 assertTrue(result[i].hasDescendants());
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324 } else {
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325 assertFalse(result[i].hasDescendants());
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326 }
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327 for (int j = roots[i], x = hgRepo.getChangelog().getLastRevision(); j <= x; j++) {
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328 int bit = 1<<j;
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329 boolean shallBeDescendant = (descendantBitset[i] & bit) != 0;
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330 String m = String.format("Check rev %d from root %d. Bit %s in %s, shallBeDescendant:%b", j, roots[i], toBinaryString(bit), toBinaryString(descendantBitset[i]), shallBeDescendant);
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331 if (result[i].isDescendant(j)) {
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332 assertTrue(m, shallBeDescendant);
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333 } else {
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334 assertFalse(m, shallBeDescendant);
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335 }
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336 }
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337 }
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338 }
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339
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340
331
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341 @Test
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342 @Ignore("just a dump for now, to compare values visually")
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343 public void testRepositoryConfig() throws Exception {
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344 HgRepository repo = Configuration.get().own();
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345 final HgRepoConfig cfg = repo.getConfiguration();
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346 Assert.assertNotNull(cfg.getPaths());
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347 Assert.assertNotNull(cfg.getExtensions());
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348 final Section dne = cfg.getSection("does-not-exist");
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349 Assert.assertNotNull(dne);
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350 Assert.assertFalse(dne.exists());
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351 for (Pair<String, String> p : cfg.getSection("ui")) {
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352 System.out.printf("%s = %s\n", p.first(), p.second());
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353 }
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354 final PathsSection p = cfg.getPaths();
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355 System.out.printf("Known paths: %d. default: %s(%s), default-push: %s(%s)\n", p.getKeys().size(), p.getDefault(), p.hasDefault(), p.getDefaultPush(), p.hasDefaultPush());
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356 for (String k : cfg.getPaths().getKeys()) {
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357 System.out.println(k);
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358 }
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359 Assert.assertFalse(p.hasDefault() ^ p.getDefault() != null);
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360 Assert.assertFalse(p.hasDefaultPush() ^ p.getDefaultPush() != null);
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361 }
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362
363
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363 @Test
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364 public void testChangelogExtrasDecode() {
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365 final String s = "abc\u0123\r\ndef\n\txx\\yy";
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366 String r = s.replace("\\", "\\\\").replace("\n", "\\n").replace("\r", "\\r").replace("\0", "\\0");
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367 // System.out.println(r);
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368 String r2 = r.replace("\\\\", "\\").replace("\\n", "\n").replace("\\r", "\r").replace("\\0", "\00");
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369 // System.out.println(r2);
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370 Assert.assertTrue(s.equals(r2));
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371 }
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372
443
072b5f3ed0c8 Path to tell immediate parent-child relationship; more powerful scope impl; tests for both
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373 @Test
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374 public void testPathScope() {
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375 // XXX whether PathScope shall accept paths that are leading towards configured elements
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376 Path[] scope = new Path[] {
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377 Path.create("a/"),
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378 Path.create("b/c"),
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379 Path.create("d/e/f/")
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380 };
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381 //
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382 // accept specified path, with files and folders below
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383 PathScope ps1 = new PathScope(true, scope);
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384 // folders
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385 errorCollector.assertTrue(ps1.accept(Path.create("a/"))); // == scope[0]
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386 errorCollector.assertTrue(ps1.accept(Path.create("a/d/"))); // scope[0] is parent and recursiveDir = true
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387 errorCollector.assertTrue(ps1.accept(Path.create("a/d/e/"))); // scope[0] is parent and recursiveDir = true
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388 errorCollector.assertTrue(!ps1.accept(Path.create("b/d/"))); // unrelated to any preconfigured
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389 errorCollector.assertTrue(ps1.accept(Path.create("b/"))); // arg is parent to scope[1]
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390 errorCollector.assertTrue(ps1.accept(Path.create("d/"))); // arg is parent to scope[2]
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391 errorCollector.assertTrue(ps1.accept(Path.create("d/e/"))); // arg is parent to scope[2]
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392 errorCollector.assertTrue(!ps1.accept(Path.create("d/g/"))); // unrelated to any preconfigured
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393 // files
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394 errorCollector.assertTrue(ps1.accept(Path.create("a/d"))); // "a/" is parent
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395 errorCollector.assertTrue(ps1.accept(Path.create("a/d/f"))); // "a/" is still a parent
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396 errorCollector.assertTrue(ps1.accept(Path.create("b/c"))); // ==
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397 errorCollector.assertTrue(!ps1.accept(Path.create("b/d"))); // file, !=
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398 //
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399 // accept only specified files, folders and their direct children, allow navigate to them from above (FileIterator contract)
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400 PathScope ps2 = new PathScope(true, false, true, scope);
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401 // folders
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402 errorCollector.assertTrue(!ps2.accept(Path.create("a/b/c/"))); // recursiveDirs = false
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403 errorCollector.assertTrue(ps2.accept(Path.create("b/"))); // arg is parent to scope[1] (IOW, scope[1] is nested under arg)
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404 errorCollector.assertTrue(ps2.accept(Path.create("d/"))); // scope[2] is nested under arg
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405 errorCollector.assertTrue(ps2.accept(Path.create("d/e/"))); // scope[2] is nested under arg
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406 errorCollector.assertTrue(!ps2.accept(Path.create("d/f/")));
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407 errorCollector.assertTrue(!ps2.accept(Path.create("b/f/")));
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408 // files
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409 errorCollector.assertTrue(!ps2.accept(Path.create("a/b/c"))); // file, no exact match
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410 errorCollector.assertTrue(ps2.accept(Path.create("d/e/f/g"))); // file under scope[2]
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411 errorCollector.assertTrue(!ps2.accept(Path.create("b/e"))); // unrelated file
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412
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413 // matchParentDirs == false
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414 PathScope ps3 = new PathScope(false, true, true, Path.create("a/b/")); // match any dir/file under a/b/, but not above
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415 errorCollector.assertTrue(!ps3.accept(Path.create("a/")));
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416 errorCollector.assertTrue(ps3.accept(Path.create("a/b/c/d")));
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417 errorCollector.assertTrue(ps3.accept(Path.create("a/b/c")));
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418 errorCollector.assertTrue(!ps3.accept(Path.create("b/")));
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419 errorCollector.assertTrue(!ps3.accept(Path.create("d/")));
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420 errorCollector.assertTrue(!ps3.accept(Path.create("d/e/")));
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421
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422 // match nested but not direct dir
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423 PathScope ps4 = new PathScope(false, true, false, Path.create("a/b/")); // match any dir/file *deep* under a/b/,
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424 errorCollector.assertTrue(!ps4.accept(Path.create("a/")));
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425 errorCollector.assertTrue(!ps4.accept(Path.create("a/b/c")));
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426 errorCollector.assertTrue(ps4.accept(Path.create("a/b/c/d")));
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427 }
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428
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429 @Test
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430 public void testPathCompareWith() {
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431 Path p1 = Path.create("a/b/");
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432 Path p2 = Path.create("a/b/c");
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433 Path p3 = Path.create("a/b"); // file with the same name as dir
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434 Path p4 = Path.create("a/b/c/d/");
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435 Path p5 = Path.create("d/");
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436
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437 errorCollector.assertEquals(Same, p1.compareWith(p1));
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438 errorCollector.assertEquals(Same, p1.compareWith(Path.create(p1.toString())));
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439 errorCollector.assertEquals(Unrelated, p1.compareWith(null));
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440 errorCollector.assertEquals(Unrelated, p1.compareWith(p5));
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441 //
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442 errorCollector.assertEquals(Parent, p1.compareWith(p4));
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443 errorCollector.assertEquals(Nested, p4.compareWith(p1));
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444 errorCollector.assertEquals(ImmediateParent, p1.compareWith(p2));
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445 errorCollector.assertEquals(ImmediateChild, p2.compareWith(p1));
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446 //
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447 errorCollector.assertEquals(Unrelated, p2.compareWith(p3));
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448 errorCollector.assertEquals(Unrelated, p3.compareWith(p2));
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449 }
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450
363
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451
331
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452 public static void main(String[] args) throws Exception {
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453 new TestAuxUtilities().testRepositoryConfig();
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454 }
311
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455 }