1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany
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2 | //
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3 | // Licensed under the Apache License, Version 2.0 (the "License");
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4 | // you may not use this file except in compliance with the License.
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5 | // You may obtain a copy of the License at
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6 | //
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7 | // http://www.apache.org/licenses/LICENSE-2.0
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8 | //
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9 | // Unless required by applicable law or agreed to in writing, software
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10 | // distributed under the License is distributed on an "AS IS" BASIS,
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 | // See the License for the specific language governing permissions and
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13 | // limitations under the License.
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14 |
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15 | package de.ugoe.cs.autoquest.usageprofiles;
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16 |
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17 | import java.util.ArrayList;
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18 | import java.util.Collection;
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19 | import java.util.HashSet;
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20 | import java.util.List;
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21 | import java.util.Random;
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22 |
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23 | import de.ugoe.cs.autoquest.eventcore.Event;
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24 | import de.ugoe.cs.autoquest.eventcore.StringEventType;
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25 | import de.ugoe.cs.autoquest.usageprofiles.MockTrieBasedModel;
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26 | import de.ugoe.cs.autoquest.usageprofiles.Trie;
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27 | import de.ugoe.cs.autoquest.usageprofiles.TrieBasedModel;
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28 | import de.ugoe.cs.autoquest.usageprofiles.TrieNode;
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29 |
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30 | import org.junit.*;
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31 | import static org.junit.Assert.*;
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32 |
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33 | /**
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34 | * The class <code>TrieBasedModelTest</code> contains tests for the class
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35 | * <code>{@link TrieBasedModel}</code>.
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36 | *
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37 | * @author Steffen Herbold
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38 | * @version 1.0
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39 | */
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40 | public class TrieBasedModelTest {
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41 |
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42 | List<Event> sequence;
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43 | Collection<Event> symbols;
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44 |
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45 | private void assertTrieStructure(Trie<Event> trie, int numSequences) {
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46 | TrieNode<Event> root = trie.find(null);
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47 | TrieNode<Event> root_a = root.getChild(new Event(new StringEventType("a")));
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48 | TrieNode<Event> root_a_a = root_a.getChild(new Event(new StringEventType("a")));
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49 | TrieNode<Event> root_a_b = root_a.getChild(new Event(new StringEventType("b")));
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50 | TrieNode<Event> root_a_b_a = root_a_b
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51 | .getChild(new Event(new StringEventType("a")));
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52 | TrieNode<Event> root_a_b_b = root_a_b
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53 | .getChild(new Event(new StringEventType("b")));
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54 | TrieNode<Event> root_a_b_c = root_a_b
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55 | .getChild(new Event(new StringEventType("c")));
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56 | TrieNode<Event> root_a_b_d = root_a_b
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57 | .getChild(new Event(new StringEventType("d")));
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58 | TrieNode<Event> root_a_b_r = root_a_b
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59 | .getChild(new Event(new StringEventType("r")));
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60 | TrieNode<Event> root_a_c = root_a.getChild(new Event(new StringEventType("c")));
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61 | TrieNode<Event> root_a_c_a = root_a_c
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62 | .getChild(new Event(new StringEventType("a")));
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63 | TrieNode<Event> root_a_c_b = root_a_c
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64 | .getChild(new Event(new StringEventType("b")));
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65 | TrieNode<Event> root_a_c_c = root_a_c
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66 | .getChild(new Event(new StringEventType("c")));
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67 | TrieNode<Event> root_a_c_d = root_a_c
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68 | .getChild(new Event(new StringEventType("d")));
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69 | TrieNode<Event> root_a_c_r = root_a_c
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70 | .getChild(new Event(new StringEventType("r")));
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71 | TrieNode<Event> root_a_d = root_a.getChild(new Event(new StringEventType("d")));
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72 | TrieNode<Event> root_a_d_a = root_a_d
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73 | .getChild(new Event(new StringEventType("a")));
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74 | TrieNode<Event> root_a_d_b = root_a_d
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75 | .getChild(new Event(new StringEventType("b")));
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76 | TrieNode<Event> root_a_d_c = root_a_d
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77 | .getChild(new Event(new StringEventType("c")));
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78 | TrieNode<Event> root_a_d_d = root_a_d
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79 | .getChild(new Event(new StringEventType("d")));
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80 | TrieNode<Event> root_a_d_r = root_a_d
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81 | .getChild(new Event(new StringEventType("r")));
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82 | TrieNode<Event> root_a_r = root_a.getChild(new Event(new StringEventType("r")));
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83 | TrieNode<Event> root_b = root.getChild(new Event(new StringEventType("b")));
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84 | TrieNode<Event> root_b_a = root_b.getChild(new Event(new StringEventType("a")));
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85 | TrieNode<Event> root_b_b = root_b.getChild(new Event(new StringEventType("b")));
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86 | TrieNode<Event> root_b_c = root_b.getChild(new Event(new StringEventType("c")));
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87 | TrieNode<Event> root_b_d = root_b.getChild(new Event(new StringEventType("d")));
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88 | TrieNode<Event> root_b_r = root_b.getChild(new Event(new StringEventType("r")));
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89 | TrieNode<Event> root_b_r_a = root_b_r
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90 | .getChild(new Event(new StringEventType("a")));
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91 | TrieNode<Event> root_b_r_b = root_b_r
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92 | .getChild(new Event(new StringEventType("b")));
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93 | TrieNode<Event> root_b_r_c = root_b_r
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94 | .getChild(new Event(new StringEventType("c")));
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95 | TrieNode<Event> root_b_r_d = root_b_r
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96 | .getChild(new Event(new StringEventType("d")));
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97 | TrieNode<Event> root_b_r_r = root_b_r
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98 | .getChild(new Event(new StringEventType("r")));
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99 | TrieNode<Event> root_c = root.getChild(new Event(new StringEventType("c")));
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100 | TrieNode<Event> root_c_a = root_c.getChild(new Event(new StringEventType("a")));
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101 | TrieNode<Event> root_c_a_a = root_c_a
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102 | .getChild(new Event(new StringEventType("a")));
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103 | TrieNode<Event> root_c_a_b = root_c_a
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104 | .getChild(new Event(new StringEventType("b")));
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105 | TrieNode<Event> root_c_a_c = root_c_a
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106 | .getChild(new Event(new StringEventType("c")));
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107 | TrieNode<Event> root_c_a_d = root_c_a
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108 | .getChild(new Event(new StringEventType("d")));
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109 | TrieNode<Event> root_c_a_r = root_c_a
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110 | .getChild(new Event(new StringEventType("r")));
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111 | TrieNode<Event> root_c_b = root_c.getChild(new Event(new StringEventType("b")));
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112 | TrieNode<Event> root_c_c = root_c.getChild(new Event(new StringEventType("c")));
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113 | TrieNode<Event> root_c_d = root_c.getChild(new Event(new StringEventType("d")));
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114 | TrieNode<Event> root_c_r = root_c.getChild(new Event(new StringEventType("r")));
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115 | TrieNode<Event> root_d = root.getChild(new Event(new StringEventType("d")));
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116 | TrieNode<Event> root_d_a = root_d.getChild(new Event(new StringEventType("a")));
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117 | TrieNode<Event> root_d_a_a = root_d_a
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118 | .getChild(new Event(new StringEventType("a")));
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119 | TrieNode<Event> root_d_a_b = root_d_a
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120 | .getChild(new Event(new StringEventType("b")));
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121 | TrieNode<Event> root_d_a_c = root_d_a
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122 | .getChild(new Event(new StringEventType("c")));
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123 | TrieNode<Event> root_d_a_d = root_d_a
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124 | .getChild(new Event(new StringEventType("d")));
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125 | TrieNode<Event> root_d_a_r = root_d_a
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126 | .getChild(new Event(new StringEventType("r")));
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127 | TrieNode<Event> root_d_b = root_d.getChild(new Event(new StringEventType("b")));
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128 | TrieNode<Event> root_d_c = root_d.getChild(new Event(new StringEventType("c")));
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129 | TrieNode<Event> root_d_d = root_d.getChild(new Event(new StringEventType("d")));
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130 | TrieNode<Event> root_d_r = root_d.getChild(new Event(new StringEventType("r")));
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131 | TrieNode<Event> root_r = root.getChild(new Event(new StringEventType("r")));
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132 | TrieNode<Event> root_r_a = root_r.getChild(new Event(new StringEventType("a")));
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133 | TrieNode<Event> root_r_a_a = root_r_a
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134 | .getChild(new Event(new StringEventType("a")));
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135 | TrieNode<Event> root_r_a_b = root_r_a
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136 | .getChild(new Event(new StringEventType("b")));
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137 | TrieNode<Event> root_r_a_c = root_r_a
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138 | .getChild(new Event(new StringEventType("c")));
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139 | TrieNode<Event> root_r_a_d = root_r_a
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140 | .getChild(new Event(new StringEventType("d")));
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141 | TrieNode<Event> root_r_a_r = root_r_a
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142 | .getChild(new Event(new StringEventType("r")));
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143 | TrieNode<Event> root_r_a_end = root_r_a.getChild(Event.ENDEVENT);
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144 | TrieNode<Event> root_r_b = root_r.getChild(new Event(new StringEventType("b")));
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145 | TrieNode<Event> root_r_c = root_r.getChild(new Event(new StringEventType("c")));
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146 | TrieNode<Event> root_r_d = root_r.getChild(new Event(new StringEventType("d")));
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147 | TrieNode<Event> root_r_r = root_r.getChild(new Event(new StringEventType("r")));
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148 | TrieNode<Event> root_start = root.getChild(Event.STARTEVENT);
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149 | TrieNode<Event> root_start_a = root_start
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150 | .getChild(new Event(new StringEventType("a")));
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151 | TrieNode<Event> root_start_a_a = root_start_a
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152 | .getChild(new Event(new StringEventType("a")));
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153 | TrieNode<Event> root_start_a_b = root_start_a
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154 | .getChild(new Event(new StringEventType("b")));
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155 | TrieNode<Event> root_start_a_c = root_start_a
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156 | .getChild(new Event(new StringEventType("c")));
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157 | TrieNode<Event> root_start_a_d = root_start_a
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158 | .getChild(new Event(new StringEventType("d")));
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159 | TrieNode<Event> root_start_a_r = root_start_a
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160 | .getChild(new Event(new StringEventType("r")));
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161 | TrieNode<Event> root_start_b = root_start
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162 | .getChild(new Event(new StringEventType("b")));
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163 | TrieNode<Event> root_start_c = root_start
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164 | .getChild(new Event(new StringEventType("c")));
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165 | TrieNode<Event> root_start_d = root_start
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166 | .getChild(new Event(new StringEventType("d")));
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167 | TrieNode<Event> root_start_r = root_start
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168 | .getChild(new Event(new StringEventType("r")));
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169 |
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170 | assertEquals(numSequences * 5, root_a.getCount());
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171 | assertNull(root_a_a);
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172 | assertEquals(numSequences * 2, root_a_b.getCount());
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173 | assertNull(root_a_b_a);
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174 | assertNull(root_a_b_b);
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175 | assertNull(root_a_b_c);
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176 | assertNull(root_a_b_d);
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177 | assertEquals(numSequences * 2, root_a_b_r.getCount());
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178 | assertEquals(numSequences * 1, root_a_c.getCount());
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179 | assertEquals(numSequences * 1, root_a_c_a.getCount());
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180 | assertNull(root_a_c_b);
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181 | assertNull(root_a_c_c);
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182 | assertNull(root_a_c_d);
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183 | assertNull(root_a_c_r);
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184 | assertEquals(numSequences * 1, root_a_d.getCount());
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185 | assertEquals(numSequences * 1, root_a_d_a.getCount());
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186 | assertNull(root_a_d_b);
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187 | assertNull(root_a_d_c);
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188 | assertNull(root_a_d_d);
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189 | assertNull(root_a_d_r);
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190 | assertNull(root_a_r);
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191 |
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192 | assertEquals(numSequences * 2, root_b.getCount());
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193 | assertNull(root_b_a);
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194 | assertNull(root_b_b);
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195 | assertNull(root_b_c);
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196 | assertNull(root_b_d);
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197 | assertEquals(numSequences * 2, root_b_r.getCount());
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198 | assertEquals(numSequences * 2, root_b_r_a.getCount());
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199 | assertNull(root_b_r_b);
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200 | assertNull(root_b_r_c);
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201 | assertNull(root_b_r_d);
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202 | assertNull(root_b_r_r);
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203 |
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204 | assertEquals(numSequences * 1, root_c.getCount());
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205 | assertEquals(numSequences * 1, root_c_a.getCount());
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206 | assertNull(root_c_a_a);
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207 | assertNull(root_c_a_b);
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208 | assertNull(root_c_a_c);
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209 | assertEquals(numSequences * 1, root_c_a_d.getCount());
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210 | assertNull(root_c_a_r);
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211 | assertNull(root_c_b);
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212 | assertNull(root_c_c);
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213 | assertNull(root_c_d);
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214 | assertNull(root_c_r);
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215 |
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216 | assertEquals(numSequences * 1, root_d.getCount());
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217 | assertEquals(numSequences * 1, root_d_a.getCount());
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218 | assertNull(root_d_a_a);
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219 | assertEquals(numSequences * 1, root_d_a_b.getCount());
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220 | assertNull(root_d_a_c);
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221 | assertNull(root_d_a_d);
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222 | assertNull(root_d_a_r);
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223 | assertNull(root_d_b);
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224 | assertNull(root_d_c);
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225 | assertNull(root_d_d);
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226 | assertNull(root_d_r);
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227 |
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228 | assertEquals(numSequences * 2, root_r.getCount());
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229 | assertEquals(numSequences * 2, root_r_a.getCount());
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230 | assertNull(root_r_a_a);
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231 | assertNull(root_r_a_b);
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232 | assertEquals(numSequences * 1, root_r_a_c.getCount());
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233 | assertNull(root_r_a_d);
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234 | assertNull(root_r_a_r);
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235 | assertEquals(numSequences * 1, root_r_a_end.getCount());
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236 | assertNull(root_r_b);
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237 | assertNull(root_r_c);
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238 | assertNull(root_r_d);
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239 | assertNull(root_r_r);
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240 |
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241 | assertEquals(numSequences * 1, root_start.getCount());
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242 | assertEquals(numSequences * 1, root_start_a.getCount());
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243 | assertNull(root_start_a_a);
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244 | assertEquals(numSequences * 1, root_start_a_b.getCount());
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245 | assertNull(root_start_a_c);
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246 | assertNull(root_start_a_d);
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247 | assertNull(root_start_a_r);
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248 | assertNull(root_start_b);
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249 | assertNull(root_start_c);
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250 | assertNull(root_start_d);
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251 | assertNull(root_start_r);
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252 |
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253 | // check if leafs are really leafs
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254 | assertTrue(root_a_b_r.isLeaf());
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255 | assertTrue(root_a_c_a.isLeaf());
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256 | assertTrue(root_a_d_a.isLeaf());
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257 | assertTrue(root_b_r_a.isLeaf());
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258 | assertTrue(root_c_a_d.isLeaf());
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259 | assertTrue(root_d_a_b.isLeaf());
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260 | assertTrue(root_r_a_c.isLeaf());
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261 | assertTrue(root_r_a_end.isLeaf());
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262 | }
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263 |
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264 | private static void assertCollectionContent(Collection<?> c1,
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265 | Collection<?> c2) {
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266 | assertEquals(c1.size(), c2.size());
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267 | for (Object obj : c1) {
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268 | assertTrue(c2.contains(obj));
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269 | }
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270 | }
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271 |
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272 | @Test
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273 | public void testTrieBasedModel_1() throws Exception {
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274 | int markovOrder = 2;
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275 | Random r = new Random();
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276 |
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277 | MockTrieBasedModel result = new MockTrieBasedModel(markovOrder, r);
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278 |
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279 | assertNotNull(result);
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280 | assertEquals(markovOrder + 1, result.trieOrder);
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281 | assertEquals(r, result.r);
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282 | }
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283 |
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284 | @Test(expected = java.lang.IllegalArgumentException.class)
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285 | public void testTrieBasedModel_2() throws Exception {
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286 | int markovOrder = -1;
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287 | Random r = new Random();
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288 |
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289 | new MockTrieBasedModel(markovOrder, r);
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290 | }
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291 |
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292 | @Test(expected = java.lang.IllegalArgumentException.class)
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293 | public void testTrieBasedModel_3() throws Exception {
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294 | int markovOrder = 2;
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295 | Random r = null;
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296 |
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297 | new MockTrieBasedModel(markovOrder, r);
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298 | }
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299 |
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300 | @Test
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301 | public void testGenerateSequences_1() throws Exception {
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302 | int markovOrder = 2;
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303 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
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304 | new Random());
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305 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
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306 | sequences.add(sequence);
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307 | fixture.train(sequences);
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308 | int length = 2;
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309 |
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310 | Collection<List<Event>> expected = new HashSet<List<Event>>();
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311 | ArrayList<Event> list;
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312 | list = new ArrayList<Event>();
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313 | list.add(new Event(new StringEventType("a")));
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314 | list.add(Event.ENDEVENT);
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315 | expected.add(list);
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316 | list = new ArrayList<Event>();
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317 | list.add(new Event(new StringEventType("a")));
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318 | list.add(new Event(new StringEventType("b")));
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319 | expected.add(list);
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320 | list = new ArrayList<Event>();
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321 | list.add(new Event(new StringEventType("a")));
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322 | list.add(new Event(new StringEventType("c")));
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323 | expected.add(list);
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324 | list = new ArrayList<Event>();
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325 | list.add(new Event(new StringEventType("a")));
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326 | list.add(new Event(new StringEventType("d")));
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327 | expected.add(list);
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328 | list = new ArrayList<Event>();
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329 | list.add(new Event(new StringEventType("b")));
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330 | list.add(new Event(new StringEventType("r")));
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331 | expected.add(list);
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332 | list = new ArrayList<Event>();
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333 | list.add(new Event(new StringEventType("c")));
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334 | list.add(new Event(new StringEventType("a")));
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335 | expected.add(list);
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336 | list = new ArrayList<Event>();
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337 | list.add(new Event(new StringEventType("d")));
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338 | list.add(new Event(new StringEventType("a")));
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339 | expected.add(list);
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340 | list = new ArrayList<Event>();
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341 | list.add(new Event(new StringEventType("r")));
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342 | list.add(new Event(new StringEventType("a")));
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343 | expected.add(list);
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344 | list = new ArrayList<Event>();
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345 | list.add(Event.STARTEVENT);
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346 | list.add(new Event(new StringEventType("a")));
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347 | expected.add(list);
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348 |
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349 | Collection<List<Event>> result = fixture
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350 | .generateSequences(length);
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351 |
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352 | assertCollectionContent(expected, result);
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353 | }
|
---|
354 |
|
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355 | @Test
|
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356 | public void testGenerateSequences_2() throws Exception {
|
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357 | int markovOrder = 2;
|
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358 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
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359 | new Random());
|
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360 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
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361 | sequences.add(sequence);
|
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362 | fixture.train(sequences);
|
---|
363 | int length = 3;
|
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364 |
|
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365 | Collection<List<Event>> expected = new HashSet<List<Event>>();
|
---|
366 | ArrayList<Event> list;
|
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367 | list = new ArrayList<Event>();
|
---|
368 | list.add(Event.STARTEVENT);
|
---|
369 | list.add(new Event(new StringEventType("a")));
|
---|
370 | list.add(Event.ENDEVENT);
|
---|
371 | expected.add(list);
|
---|
372 | list = new ArrayList<Event>();
|
---|
373 | list.add(Event.STARTEVENT);
|
---|
374 | list.add(new Event(new StringEventType("a")));
|
---|
375 | list.add(new Event(new StringEventType("b")));
|
---|
376 | expected.add(list);
|
---|
377 | list = new ArrayList<Event>();
|
---|
378 | list.add(Event.STARTEVENT);
|
---|
379 | list.add(new Event(new StringEventType("a")));
|
---|
380 | list.add(new Event(new StringEventType("c")));
|
---|
381 | expected.add(list);
|
---|
382 | list = new ArrayList<Event>();
|
---|
383 | list.add(Event.STARTEVENT);
|
---|
384 | list.add(new Event(new StringEventType("a")));
|
---|
385 | list.add(new Event(new StringEventType("d")));
|
---|
386 | expected.add(list);
|
---|
387 |
|
---|
388 | Collection<List<Event>> result = fixture
|
---|
389 | .generateSequences(length, true);
|
---|
390 |
|
---|
391 | assertCollectionContent(expected, result);
|
---|
392 | }
|
---|
393 |
|
---|
394 | @Test(expected = java.lang.IllegalArgumentException.class)
|
---|
395 | public void testGenerateSequences_3() throws Exception {
|
---|
396 | int markovOrder = 2;
|
---|
397 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
398 | new Random());
|
---|
399 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
400 | sequences.add(sequence);
|
---|
401 | fixture.train(sequences);
|
---|
402 | int length = 0;
|
---|
403 |
|
---|
404 | fixture.generateSequences(length, false);
|
---|
405 | }
|
---|
406 |
|
---|
407 | @Test
|
---|
408 | public void testGenerateValidSequences_1() throws Exception {
|
---|
409 | int markovOrder = 2;
|
---|
410 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
411 | new Random());
|
---|
412 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
413 | sequences.add(sequence);
|
---|
414 | fixture.train(sequences);
|
---|
415 | int length = 5;
|
---|
416 |
|
---|
417 | Collection<List<Event>> expected = new HashSet<List<Event>>();
|
---|
418 | ArrayList<Event> list;
|
---|
419 | list = new ArrayList<Event>();
|
---|
420 | list.add(Event.STARTEVENT);
|
---|
421 | list.add(new Event(new StringEventType("a")));
|
---|
422 | list.add(new Event(new StringEventType("c")));
|
---|
423 | list.add(new Event(new StringEventType("a")));
|
---|
424 | list.add(Event.ENDEVENT);
|
---|
425 | expected.add(list);
|
---|
426 | list = new ArrayList<Event>();
|
---|
427 | list.add(Event.STARTEVENT);
|
---|
428 | list.add(new Event(new StringEventType("a")));
|
---|
429 | list.add(new Event(new StringEventType("d")));
|
---|
430 | list.add(new Event(new StringEventType("a")));
|
---|
431 | list.add(Event.ENDEVENT);
|
---|
432 | expected.add(list);
|
---|
433 |
|
---|
434 | Collection<List<Event>> result = fixture
|
---|
435 | .generateValidSequences(length);
|
---|
436 |
|
---|
437 | assertCollectionContent(expected, result);
|
---|
438 | }
|
---|
439 |
|
---|
440 | @Test(expected = java.lang.IllegalArgumentException.class)
|
---|
441 | public void testGenerateValidSequences_2() throws Exception {
|
---|
442 | int markovOrder = 2;
|
---|
443 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
444 | new Random());
|
---|
445 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
446 | sequences.add(sequence);
|
---|
447 | fixture.train(sequences);
|
---|
448 | int length = 0;
|
---|
449 |
|
---|
450 | fixture.generateValidSequences(length);
|
---|
451 | }
|
---|
452 |
|
---|
453 | @Test
|
---|
454 | public void testGetEvents_1() throws Exception {
|
---|
455 | int markovOrder = 2;
|
---|
456 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
457 | new Random());
|
---|
458 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
459 | sequences.add(sequence);
|
---|
460 |
|
---|
461 | fixture.train(sequences);
|
---|
462 |
|
---|
463 | Collection<Event> result = fixture.getEvents();
|
---|
464 |
|
---|
465 | assertCollectionContent(symbols, result);
|
---|
466 | }
|
---|
467 |
|
---|
468 | @Test
|
---|
469 | public void testGetEvents_2() throws Exception {
|
---|
470 | int markovOrder = 2;
|
---|
471 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
472 | new Random());
|
---|
473 |
|
---|
474 | Collection<Event> result = fixture.getEvents();
|
---|
475 |
|
---|
476 | assertCollectionContent(new HashSet<Event>(), result);
|
---|
477 | }
|
---|
478 |
|
---|
479 | @Test
|
---|
480 | public void testGetNumFOMStates_1() throws Exception {
|
---|
481 | int markovOrder = 2;
|
---|
482 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
483 | new Random());
|
---|
484 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
485 | sequences.add(sequence);
|
---|
486 |
|
---|
487 | fixture.train(sequences);
|
---|
488 |
|
---|
489 | int result = fixture.getNumFOMStates();
|
---|
490 |
|
---|
491 | assertEquals(10, result);
|
---|
492 | }
|
---|
493 |
|
---|
494 | @Test
|
---|
495 | public void testGetNumFOMStates_2() throws Exception {
|
---|
496 | int markovOrder = 2;
|
---|
497 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
498 | new Random());
|
---|
499 | ;
|
---|
500 |
|
---|
501 | int result = fixture.getNumFOMStates();
|
---|
502 |
|
---|
503 | assertEquals(0, result);
|
---|
504 | }
|
---|
505 |
|
---|
506 | @Test
|
---|
507 | public void testGetNumSymbols_1() throws Exception {
|
---|
508 | int markovOrder = 2;
|
---|
509 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
510 | new Random());
|
---|
511 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
512 | sequences.add(sequence);
|
---|
513 | fixture.train(sequences);
|
---|
514 |
|
---|
515 | int result = fixture.getNumSymbols();
|
---|
516 |
|
---|
517 | assertEquals(7, result);
|
---|
518 | }
|
---|
519 |
|
---|
520 | @Test
|
---|
521 | public void testGetNumSymbols_2() throws Exception {
|
---|
522 | int markovOrder = 2;
|
---|
523 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
524 | new Random());
|
---|
525 |
|
---|
526 | int result = fixture.getNumSymbols();
|
---|
527 |
|
---|
528 | assertEquals(0, result);
|
---|
529 | }
|
---|
530 |
|
---|
531 | @Test
|
---|
532 | public void testGetNumTransitions_1() throws Exception {
|
---|
533 | int markovOrder = 2;
|
---|
534 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
535 | new Random());
|
---|
536 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
537 | sequences.add(sequence);
|
---|
538 | fixture.train(sequences);
|
---|
539 |
|
---|
540 | int result = fixture.getNumTransitions();
|
---|
541 |
|
---|
542 | assertEquals(11, result);
|
---|
543 | }
|
---|
544 |
|
---|
545 | @Test
|
---|
546 | public void testGetNumTransitions_2() throws Exception {
|
---|
547 | int markovOrder = 2;
|
---|
548 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
549 | new Random());
|
---|
550 |
|
---|
551 | int result = fixture.getNumTransitions();
|
---|
552 |
|
---|
553 | assertEquals(0, result);
|
---|
554 | }
|
---|
555 |
|
---|
556 | @Test
|
---|
557 | public void testTrain_1() throws Exception {
|
---|
558 | int markovOrder = 2;
|
---|
559 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
560 | new Random());
|
---|
561 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
562 | sequences.add(sequence);
|
---|
563 |
|
---|
564 | fixture.train(sequences);
|
---|
565 |
|
---|
566 | assertCollectionContent(symbols, fixture.getEvents());
|
---|
567 |
|
---|
568 | assertTrieStructure(fixture.trie, 1);
|
---|
569 | }
|
---|
570 |
|
---|
571 | @Test
|
---|
572 | public void testTrain_2() throws Exception {
|
---|
573 | int markovOrder = 2;
|
---|
574 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
575 | new Random());
|
---|
576 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
577 | sequences.add(sequence);
|
---|
578 | sequences.add(sequence);
|
---|
579 |
|
---|
580 | fixture.train(sequences);
|
---|
581 |
|
---|
582 | assertCollectionContent(symbols, fixture.getEvents());
|
---|
583 |
|
---|
584 | assertTrieStructure(fixture.trie, 2);
|
---|
585 | }
|
---|
586 |
|
---|
587 | @Test(expected = java.lang.IllegalArgumentException.class)
|
---|
588 | public void testTrain_3() throws Exception {
|
---|
589 | int markovOrder = 2;
|
---|
590 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
591 | new Random());
|
---|
592 | Collection<List<Event>> sequences = null;
|
---|
593 |
|
---|
594 | fixture.train(sequences);
|
---|
595 | }
|
---|
596 |
|
---|
597 | @Test
|
---|
598 | public void testUpdate_1() throws Exception {
|
---|
599 | int markovOrder = 2;
|
---|
600 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
601 | new Random());
|
---|
602 | Collection<List<Event>> sequences = new ArrayList<List<Event>>();
|
---|
603 | sequences.add(sequence);
|
---|
604 | fixture.train(sequences);
|
---|
605 |
|
---|
606 | fixture.update(sequences);
|
---|
607 |
|
---|
608 | assertCollectionContent(symbols, fixture.getEvents());
|
---|
609 | assertTrieStructure(fixture.trie, 2);
|
---|
610 | }
|
---|
611 |
|
---|
612 | @Test(expected = java.lang.IllegalArgumentException.class)
|
---|
613 | public void testUpdate_2() throws Exception {
|
---|
614 | int markovOrder = 2;
|
---|
615 | MockTrieBasedModel fixture = new MockTrieBasedModel(markovOrder,
|
---|
616 | new Random());
|
---|
617 | Collection<List<Event>> sequences = null;
|
---|
618 | fixture.trie = null;
|
---|
619 |
|
---|
620 | fixture.update(sequences);
|
---|
621 | }
|
---|
622 |
|
---|
623 | @Before
|
---|
624 | public void setUp() throws Exception {
|
---|
625 | sequence = new ArrayList<Event>();
|
---|
626 | sequence.add(new Event(new StringEventType("a")));
|
---|
627 | sequence.add(new Event(new StringEventType("b")));
|
---|
628 | sequence.add(new Event(new StringEventType("r")));
|
---|
629 | sequence.add(new Event(new StringEventType("a")));
|
---|
630 | sequence.add(new Event(new StringEventType("c")));
|
---|
631 | sequence.add(new Event(new StringEventType("a")));
|
---|
632 | sequence.add(new Event(new StringEventType("d")));
|
---|
633 | sequence.add(new Event(new StringEventType("a")));
|
---|
634 | sequence.add(new Event(new StringEventType("b")));
|
---|
635 | sequence.add(new Event(new StringEventType("r")));
|
---|
636 | sequence.add(new Event(new StringEventType("a")));
|
---|
637 |
|
---|
638 | symbols = new HashSet<Event>();
|
---|
639 | symbols.add(new Event(new StringEventType("a")));
|
---|
640 | symbols.add(new Event(new StringEventType("b")));
|
---|
641 | symbols.add(new Event(new StringEventType("c")));
|
---|
642 | symbols.add(new Event(new StringEventType("d")));
|
---|
643 | symbols.add(new Event(new StringEventType("r")));
|
---|
644 | symbols.add(Event.STARTEVENT);
|
---|
645 | symbols.add(Event.ENDEVENT);
|
---|
646 | }
|
---|
647 |
|
---|
648 | public static void main(String[] args) {
|
---|
649 | new org.junit.runner.JUnitCore().run(TrieBasedModelTest.class);
|
---|
650 | }
|
---|
651 | } |
---|