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1 | daniel-mar | 1 | package gdi.ws0809.test; |
2 | |||
3 | import static org.junit.Assert.assertFalse; |
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4 | import static org.junit.Assert.assertEquals; |
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5 | import static org.junit.Assert.assertTrue; |
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6 | import static org.junit.Assert.fail; |
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7 | |||
8 | import java.io.BufferedReader; |
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9 | import java.io.File; |
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10 | import java.io.FileReader; |
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11 | import java.io.IOException; |
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12 | import java.net.URISyntaxException; |
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13 | |||
14 | import org.junit.Before; |
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15 | import org.junit.BeforeClass; |
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16 | import org.junit.Test; |
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17 | |||
18 | /** |
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19 | * Public tests for the 2nd extended Sokoban implementation level |
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20 | * |
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21 | * @author Steven Arzt, Oren Avni |
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22 | * @version 1.0 |
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23 | */ |
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24 | public class SokobanTestExtended2 { |
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25 | |||
26 | /** |
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27 | * the tested Sokoban implementation |
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28 | */ |
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29 | private SokobanTest testee = null; |
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30 | |||
31 | |||
32 | private static File validLevel; |
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33 | private static final String validLevelString = "####\n# .#\n# ###\n#*@ #\n# $ #\n# ###\n####\n"; |
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34 | private static final String validLevelMovedString = "####\n# .#\n# ###\n#* @ #\n# $ #\n# ###\n####\n"; |
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35 | private static File highScoreFile; |
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36 | |||
37 | private static File levelDir; |
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38 | private static File saveFile; |
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39 | |||
40 | |||
41 | @BeforeClass |
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42 | public static void init() { |
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43 | try { |
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44 | validLevel = new File(ClassLoader.getSystemClassLoader().getResource("valid.txt").toURI()); |
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45 | levelDir = new File(ClassLoader.getSystemClassLoader().getResource("testlevel").toURI()); |
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46 | saveFile = new File(levelDir, "save.sok"); |
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47 | highScoreFile = new File(levelDir, "highscore.txt"); |
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48 | } catch (final URISyntaxException e) { |
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49 | e.printStackTrace(); |
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50 | } |
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51 | SokobanTestAdapter.init(); |
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52 | } |
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53 | |||
54 | @Before |
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55 | public void before() { |
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56 | testee = new SokobanTestAdapter(); |
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57 | } |
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58 | |||
59 | |||
60 | /** |
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61 | * Requirement "undo/redo" |
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62 | */ |
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63 | @Test |
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64 | public void undo() throws Exception { |
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65 | testee.loadLevel(validLevel); |
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66 | testee.moveWorker('R'); |
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67 | testee.undoLastMove(); |
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68 | assertEquals("Level should be in initial state after undo.",validLevelString,testee.currentLevelToString()); |
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69 | } |
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70 | |||
71 | @Test(expected=Exception.class) |
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72 | public void undoFail() throws Exception { |
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73 | testee.loadLevel(validLevel); |
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74 | testee.undoLastMove(); |
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75 | } |
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76 | |||
77 | @Test |
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78 | public void redo() throws Exception { |
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79 | testee.loadLevel(validLevel); |
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80 | testee.moveWorker('R'); |
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81 | testee.undoLastMove(); |
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82 | testee.redoLastUndoneMove(); |
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83 | assertEquals("Move should be performed after undo / redo.",validLevelMovedString,testee.currentLevelToString()); |
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84 | } |
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85 | |||
86 | private String textFileToString |
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87 | (final File file) |
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88 | { |
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89 | BufferedReader rdr = null; |
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90 | try |
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91 | { |
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92 | try |
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93 | { |
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94 | rdr = new BufferedReader (new FileReader (file)); |
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95 | String s = "", p = ""; |
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96 | while ((p = rdr.readLine()) != null) |
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97 | s += p + "\n"; |
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98 | return s; |
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99 | } |
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100 | finally |
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101 | { |
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102 | if (rdr != null) |
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103 | rdr.close(); |
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104 | } |
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105 | } |
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106 | catch (final IOException ex) |
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107 | { |
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108 | fail ("Could not read text file"); |
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109 | return null; |
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110 | } |
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111 | } |
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112 | |||
113 | /** |
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114 | * Requirement "saveGame" & "loadGame" |
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115 | * @throws Exception |
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116 | */ |
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117 | @Test |
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118 | public void saveGame() throws Exception { |
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119 | testee.setLevelDir(levelDir); |
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120 | testee.startNextLevel(); |
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121 | testee.saveGame(saveFile); |
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122 | testee.moveWorker('R'); |
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123 | final long timestamp = saveFile.lastModified(); |
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124 | final String data = textFileToString (saveFile); |
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125 | testee.saveGame(saveFile); |
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126 | assertFalse("Nothing has been written to save file", timestamp == 0L); |
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127 | assertFalse("Saved level data not changed", |
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128 | textFileToString (saveFile).equals (data)); |
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129 | } |
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130 | |||
131 | @Test |
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132 | public void loadGame() throws Exception { |
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133 | testee.setLevelDir(levelDir); |
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134 | testee.startNextLevel(); |
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135 | testee.moveWorker('R'); |
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136 | testee.setPlayerName("playername"); |
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137 | testee.saveGame(saveFile); |
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138 | testee.loadLevel(validLevel); |
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139 | testee.loadGame(saveFile); |
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140 | assertEquals("Grid state properly loaded.",validLevelMovedString,testee.currentLevelToString()); |
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141 | assertEquals("Step count not properly loaded.", 1, testee.getStepsInCurrentLevel()); |
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142 | } |
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143 | |||
144 | /** |
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145 | * Requirement "highscoreTime" |
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146 | */ |
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147 | @Test |
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148 | public void solutionTime() throws Exception { |
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149 | // delete the old highscore file |
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150 | if (highScoreFile.exists()) |
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151 | highScoreFile.delete(); |
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152 | |||
153 | // load the level directory and skip the first two levels |
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154 | // in the middle, set the player name |
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155 | testee.setLevelDir(levelDir); |
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156 | testee.startNextLevel(); |
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157 | testee.setPlayerName("testplayer"); |
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158 | testee.startNextLevel(); |
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159 | |||
160 | // load the third level, solve it 1.5 seconds and take the exact |
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161 | // time. Afterwards, write the highscore file to disk. |
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162 | testee.startNextLevel(); |
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163 | final long timestamp = System.currentTimeMillis(); |
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164 | Thread.sleep(1500); |
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165 | testee.moveWorker('R'); |
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166 | final long delta = System.currentTimeMillis() - timestamp; |
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167 | try { |
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168 | testee.startNextLevel(); |
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169 | } catch(final Exception e) { |
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170 | } |
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171 | testee.writeHighScoreFile(); |
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172 | |||
173 | // Check that a file has actually been written |
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174 | assertTrue ("No highscore file written", highScoreFile.exists()); |
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175 | |||
176 | // Read in the file and check for empty data |
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177 | final BufferedReader br = new BufferedReader(new FileReader(highScoreFile)); |
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178 | final String line = br.readLine(); |
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179 | assertFalse ("Empty highscore file", line == null); |
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180 | assertFalse ("Empty line in highscore file", line.equals ("")); |
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181 | |||
182 | // Get the data and close the file |
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183 | final String[] parts = line.split("\t"); |
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184 | br.close(); |
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185 | |||
186 | // Compare the time recorded in the highscore file with the measured |
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187 | // one |
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188 | final int timeTaken = Integer.parseInt(parts[3]); |
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189 | final float diff = Math.abs ((timeTaken * 1000) - delta); |
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190 | assertTrue("Measured time differs more than 1s (" + diff + "ms) from actual passed time.", diff < 1000.0); |
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191 | } |
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192 | |||
193 | @Test |
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194 | public void moveSequence() throws Exception { |
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195 | testee.setLevelDir(levelDir); |
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196 | testee.startNextLevel(); |
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197 | testee.moveWorkerSequence("U"); |
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198 | } |
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199 | |||
200 | |||
201 | } |