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.tasktrees; |
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16 | |
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17 | import static org.junit.Assert.*; |
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18 | |
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19 | import java.util.List; |
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20 | |
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21 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTask; |
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22 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTaskInstance; |
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23 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IIteration; |
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24 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IIterationInstance; |
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25 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IOptional; |
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26 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IOptionalInstance; |
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27 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelection; |
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28 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelectionInstance; |
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29 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequence; |
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30 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequenceInstance; |
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31 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask; |
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32 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstance; |
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33 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstanceList; |
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34 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IUserSession; |
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35 | |
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36 | /** |
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37 | * <p> |
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38 | * TODO comment |
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39 | * </p> |
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40 | * |
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41 | * @author Patrick Harms |
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42 | */ |
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43 | public class TaskTreeValidator { |
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44 | |
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45 | /** |
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46 | * |
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47 | */ |
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48 | public void validate(List<IUserSession> userSessions) { |
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49 | for (IUserSession userSession : userSessions) { |
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50 | validate(userSession); |
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51 | } |
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52 | } |
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53 | |
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54 | /** |
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55 | * |
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56 | */ |
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57 | public void validate(ITaskInstanceList taskInstances) { |
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58 | for (ITaskInstance taskInstance : taskInstances) { |
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59 | validate(taskInstance); |
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60 | } |
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61 | } |
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62 | |
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63 | /** |
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64 | * |
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65 | */ |
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66 | public void validate(ITaskInstance taskInstance) { |
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67 | assertNotNull("task model of task instance must not be null", taskInstance.getTask()); |
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68 | |
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69 | if (taskInstance.getTask() instanceof ISequence) { |
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70 | ISequence task = (ISequence) taskInstance.getTask(); |
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71 | |
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72 | assertEquals("number of children of sequence instance must match sequence model", |
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73 | ((ISequenceInstance) taskInstance).size(), task.getChildren().size()); |
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74 | |
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75 | for (int i = 0; i < ((ISequenceInstance) taskInstance).size(); i++) { |
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76 | assertNotNull("sequence instance child " + i + " was null", |
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77 | ((ISequenceInstance) taskInstance).get(i)); |
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78 | ITask childTask = ((ISequenceInstance) taskInstance).get(i).getTask(); |
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79 | assertSame("task of sequence child " + i + " does not match sequence model", |
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80 | childTask, task.getChildren().get(i)); |
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81 | } |
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82 | } |
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83 | else if (taskInstance.getTask() instanceof ISelection) { |
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84 | ISelection task = (ISelection) taskInstance.getTask(); |
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85 | |
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86 | assertNotNull("number of children of selection instance must be 1", |
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87 | ((ISelectionInstance) taskInstance).getChild()); |
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88 | assertTrue |
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89 | ("number of children of selection must be larger 0", task.getChildren().size() > 0); |
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90 | |
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91 | boolean found = false; |
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92 | for (ITask childTask : task.getChildren()) { |
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93 | assertNotNull("child of selection model must not be null", childTask); |
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94 | assertFalse("child of selection model must not be a selection", |
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95 | childTask instanceof ISelection); |
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96 | assertFalse("child of selection model must not be an optional", |
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97 | childTask instanceof IOptional); |
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98 | if (childTask.equals(((ISelectionInstance) taskInstance).getChild().getTask())) { |
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99 | found = true; |
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100 | break; |
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101 | } |
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102 | } |
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103 | |
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104 | assertTrue("no child of the selection model matches the model of child of the " + |
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105 | "selection instance", found); |
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106 | } |
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107 | else if (taskInstance.getTask() instanceof IIteration) { |
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108 | ITask childTask = ((IIteration) taskInstance.getTask()).getMarkedTask(); |
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109 | assertNotNull("child task of iteration model must not be null", childTask); |
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110 | assertFalse("child of iteration model must not be an iteration", |
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111 | childTask instanceof IIteration); |
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112 | assertFalse("child of iteration model must not be an optional", |
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113 | childTask instanceof IOptional); |
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114 | |
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115 | for (int i = 0; i < ((IIterationInstance) taskInstance).size(); i++) { |
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116 | assertNotNull("iteration instance child " + i + " was null", |
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117 | ((IIterationInstance) taskInstance).get(i)); |
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118 | assertSame("task of iteration child " + i + " does not match iteration model", |
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119 | childTask, ((IIterationInstance) taskInstance).get(i).getTask()); |
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120 | } |
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121 | } |
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122 | else if (taskInstance.getTask() instanceof IOptional) { |
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123 | ITask childTask = ((IOptional) taskInstance.getTask()).getMarkedTask(); |
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124 | assertNotNull("child task of optional model must not be null", childTask); |
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125 | assertFalse("child of optional model must not be an optional", |
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126 | childTask instanceof IOptional); |
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127 | |
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128 | if (((IOptionalInstance) taskInstance).getChild() != null) { |
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129 | assertEquals("task of optional child does not match optional model", |
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130 | childTask, ((IOptionalInstance) taskInstance).getChild().getTask()); |
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131 | } |
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132 | } |
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133 | else if (taskInstance.getTask() instanceof IEventTask) { |
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134 | IEventTask task = (IEventTask) taskInstance.getTask(); |
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135 | assertNotNull("event task model must not be null", task); |
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136 | assertNotNull("event of event task instance must not be null", |
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137 | ((IEventTaskInstance) taskInstance).getEvent()); |
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138 | } |
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139 | else { |
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140 | fail("unknown task model: " + taskInstance.getTask()); |
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141 | } |
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142 | |
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143 | if (taskInstance instanceof ITaskInstanceList) { |
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144 | for (ITaskInstance child : (ITaskInstanceList) taskInstance) { |
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145 | validate(child); |
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146 | } |
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147 | } |
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148 | else if (taskInstance instanceof ISelectionInstance) { |
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149 | validate(((ISelectionInstance) taskInstance).getChild()); |
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150 | } |
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151 | else if (taskInstance instanceof IOptionalInstance) { |
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152 | if (((IOptionalInstance) taskInstance).getChild() != null) { |
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153 | validate(((IOptionalInstance) taskInstance).getChild()); |
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154 | } |
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155 | } |
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156 | } |
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157 | } |
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