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.htmlmonitor; |
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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 org.apache.http.HttpEntity; |
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20 | import org.apache.http.HttpResponse; |
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21 | import org.apache.http.client.methods.HttpPost; |
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22 | import org.apache.http.entity.ContentType; |
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23 | import org.apache.http.entity.StringEntity; |
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24 | import org.apache.http.impl.client.DefaultHttpClient; |
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25 | import org.junit.After; |
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26 | import org.junit.Before; |
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27 | import org.junit.Test; |
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28 | |
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29 | import de.ugoe.cs.util.console.TextConsole; |
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30 | |
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31 | /** |
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32 | * <p> |
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33 | * TODO comment |
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34 | * </p> |
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35 | * |
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36 | * @author Patrick Harms |
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37 | */ |
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38 | public class HtmlMonitorServerTest implements HtmlMonitorMessageListener { |
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39 | |
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40 | /** |
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41 | * |
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42 | */ |
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43 | public static final TextConsole CONSOLE = new TextConsole(); |
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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 | private static final int PORT = 19098; |
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49 | |
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50 | /** |
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51 | * |
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52 | */ |
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53 | private HtmlEvent[] events; |
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54 | |
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55 | /** |
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56 | * |
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57 | */ |
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58 | private HtmlGUIElement guiStructure; |
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59 | |
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60 | /** |
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61 | * |
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62 | */ |
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63 | private String eventHandlingError; |
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64 | |
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65 | /** |
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66 | * |
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67 | */ |
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68 | private HtmlMonitorServer server; |
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69 | |
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70 | /** |
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71 | * |
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72 | */ |
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73 | @Before |
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74 | public void setUp() throws Exception { |
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75 | server = new HtmlMonitorServer(PORT, this); |
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76 | server.init(); |
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77 | server.start(); |
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78 | } |
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79 | |
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80 | /** |
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81 | * |
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82 | */ |
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83 | @After |
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84 | public void tearDown() throws Exception { |
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85 | events = null; |
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86 | eventHandlingError = null; |
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87 | |
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88 | if (server != null) { |
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89 | try { |
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90 | server.stop(); |
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91 | } |
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92 | finally { |
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93 | server = null; |
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94 | } |
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95 | } |
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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 | * |
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101 | */ |
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102 | @Test |
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103 | public void testSimpleMessage() throws Exception { |
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104 | String clientId = "123"; |
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105 | |
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106 | String message = |
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107 | "{" + |
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108 | " \"message\": {" + |
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109 | " \"clientInfos\": {" + |
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110 | " \"clientId\":\"" + clientId + "\"," + |
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111 | " \"userAgent\":\"Agent\"," + |
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112 | " \"title\":\"Title\"," + |
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113 | " \"url\":\"http://host/path\"" + |
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114 | " }," + |
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115 | " \"guiModel\": {" + |
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116 | " \"tagName\":\"html\"," + |
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117 | " \"index\":\"0\"," + |
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118 | " \"children\":" + |
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119 | " [ {" + |
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120 | " \"tagName\":\"head\"," + |
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121 | " \"index\":\"0\"," + |
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122 | " }," + |
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123 | " {" + |
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124 | " \"tagName\":\"body\"," + |
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125 | " \"htmlId\":\"gsr\"," + |
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126 | " }" + |
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127 | " ]" + |
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128 | " }," + |
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129 | " \"events\":" + |
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130 | " [ {" + |
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131 | " \"time\":\"12345\"," + |
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132 | " \"path\":\"/html[0]/body(htmlId=gsr)\"," + |
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133 | " \"eventType\":\"onclick\"" + |
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134 | " \"coordinates\": [\"194\", \"7\"]" + |
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135 | " }" + |
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136 | " ]" + |
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137 | " }" + |
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138 | "}"; |
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139 | |
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140 | sendMessageAndAssertResponse(message); |
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141 | |
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142 | if (eventHandlingError != null) { |
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143 | fail(eventHandlingError); |
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144 | } |
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145 | |
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146 | // check the GUI structure |
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147 | HtmlGUIElement parent = null; |
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148 | HtmlGUIElement element = guiStructure; |
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149 | |
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150 | assertGuiElement(element, HtmlServer.class, parent, 1); |
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151 | |
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152 | parent = element; |
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153 | element = parent.getChildren().get(0); |
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154 | assertGuiElement(element, HtmlDocument.class, parent, 1); |
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155 | |
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156 | HtmlDocument document = (HtmlDocument) element; |
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157 | |
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158 | parent = element; |
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159 | element = parent.getChildren().get(0); |
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160 | assertGuiElement(element, HtmlPageElement.class, parent, 2); |
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161 | |
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162 | parent = element; |
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163 | element = parent.getChildren().get(0); |
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164 | assertGuiElement(element, HtmlPageElement.class, parent, 0); |
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165 | element = parent.getChildren().get(1); |
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166 | assertGuiElement(element, HtmlPageElement.class, parent, 0); |
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167 | |
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168 | // check the event |
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169 | assertNotNull(events); |
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170 | assertEquals(1, events.length); |
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171 | |
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172 | assertEvent(0, 12345, "/html[0]/body(htmlId=gsr)", element, document, "onclick", |
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173 | null, null, new Integer[] {194, 7}, |
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174 | "Title", "Agent", "http://host/path", "123"); |
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175 | |
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176 | } |
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177 | |
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178 | /** |
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179 | * |
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180 | */ |
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181 | @Test |
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182 | public void testComplexMessage() throws Exception { |
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183 | String clientId = "123"; |
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184 | |
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185 | String message = |
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186 | "{" + |
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187 | " \"message\": {" + |
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188 | " \"clientInfos\": {" + |
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189 | " \"clientId\":\"" + clientId + "\"," + |
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190 | " \"userAgent\":\"Agent\"," + |
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191 | " \"title\":\"Title\"," + |
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192 | " \"url\":\"http://host/path\"" + |
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193 | " }," + |
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194 | " \"guiModel\": {" + |
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195 | " \"tagName\":\"html\"," + |
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196 | " \"index\":\"0\"," + |
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197 | " \"children\":" + |
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198 | " [ {" + |
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199 | " \"tagName\":\"head\"," + |
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200 | " \"index\":\"0\"," + |
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201 | " }," + |
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202 | " {" + |
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203 | " \"tagName\":\"body\"," + |
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204 | " \"htmlId\":\"gsr\"," + |
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205 | " \"children\":" + |
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206 | " [ {" + |
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207 | " \"tagName\":\"input_button\"," + |
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208 | " \"htmlId\":\"input1\"," + |
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209 | " }," + |
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210 | " {" + |
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211 | " \"tagName\":\"input_button\"," + |
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212 | " \"htmlId\":\"input2\"," + |
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213 | " }," + |
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214 | " {" + |
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215 | " \"tagName\":\"input_button\"," + |
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216 | " \"htmlId\":\"input3\"," + |
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217 | " }," + |
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218 | " {" + |
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219 | " \"tagName\":\"input_button\"," + |
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220 | " \"htmlId\":\"input4\"," + |
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221 | " }," + |
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222 | " {" + |
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223 | " \"tagName\":\"input_button\"," + |
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224 | " \"htmlId\":\"input5\"," + |
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225 | " }," + |
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226 | " {" + |
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227 | " \"tagName\":\"input_button\"," + |
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228 | " \"htmlId\":\"input6\"," + |
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229 | " }," + |
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230 | " {" + |
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231 | " \"tagName\":\"input_button\"," + |
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232 | " \"htmlId\":\"input7\"," + |
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233 | " }," + |
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234 | " {" + |
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235 | " \"tagName\":\"input_button\"," + |
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236 | " \"htmlId\":\"input8\"," + |
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237 | " }," + |
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238 | " {" + |
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239 | " \"tagName\":\"input_button\"," + |
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240 | " \"htmlId\":\"input9\"," + |
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241 | " }," + |
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242 | " {" + |
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243 | " \"tagName\":\"input_button\"," + |
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244 | " \"htmlId\":\"input10\"," + |
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245 | " }," + |
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246 | " ]" + |
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247 | " }" + |
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248 | " ]" + |
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249 | " }," + |
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250 | " \"events\":" + |
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251 | " [ {" + |
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252 | " \"time\":\"1\"," + |
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253 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input1)\"," + |
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254 | " \"eventType\":\"onclick\"," + |
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255 | " \"coordinates\": [\"194\", \"7\"]" + |
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256 | " }," + |
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257 | " {" + |
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258 | " \"time\":\"2\"," + |
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259 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input2)\"," + |
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260 | " \"eventType\":\"ondblclick\"," + |
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261 | " \"coordinates\": [\"194\", \"7\"]" + |
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262 | " }," + |
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263 | " {" + |
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264 | " \"time\":\"3\"," + |
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265 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input3)\"," + |
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266 | " \"eventType\":\"onfocus\"" + |
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267 | " }," + |
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268 | " {" + |
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269 | " \"time\":\"4\"," + |
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270 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input4)\"," + |
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271 | " \"eventType\":\"onclick\"," + |
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272 | " \"coordinates\": [\"125\", \"14\"]" + |
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273 | " }," + |
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274 | " {" + |
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275 | " \"time\":\"5\"," + |
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276 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input5)\"," + |
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277 | " \"eventType\":\"onfocus\"" + |
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278 | " }," + |
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279 | " {" + |
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280 | " \"time\":\"6\"," + |
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281 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input6)\"," + |
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282 | " \"eventType\":\"onfocus\"" + |
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283 | " }," + |
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284 | " {" + |
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285 | " \"time\":\"7\"," + |
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286 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input7)\"," + |
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287 | " \"eventType\":\"onfocus\"" + |
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288 | " }," + |
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289 | " {" + |
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290 | " \"time\":\"8\"," + |
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291 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input8)\"," + |
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292 | " \"eventType\":\"onclick\"," + |
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293 | " \"coordinates\": [\"255\", \"4\"]" + |
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294 | " }," + |
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295 | " {" + |
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296 | " \"time\":\"9\"," + |
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297 | " \"path\":\"/html[0]/body(htmlId=gsr)\"," + |
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298 | " \"eventType\":\"onscroll\"," + |
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299 | " \"scrollPosition\": [\"23\", \"567\"]" + |
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300 | " }," + |
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301 | " {" + |
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302 | " \"time\":\"10\"," + |
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303 | " \"path\":\"/html[0]/body(htmlId=gsr)/input_button(htmlId=input10)\"," + |
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304 | " \"eventType\":\"onclick\"," + |
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305 | " \"coordinates\": [\"516\", \"154\"]" + |
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306 | " }" + |
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307 | " ]" + |
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308 | " }" + |
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309 | "}"; |
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310 | |
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311 | sendMessageAndAssertResponse(message); |
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312 | |
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313 | if (eventHandlingError != null) { |
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314 | fail(eventHandlingError); |
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315 | } |
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316 | |
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317 | // check the GUI structure |
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318 | HtmlGUIElement parent = null; |
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319 | HtmlGUIElement element = guiStructure; |
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320 | |
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321 | assertGuiElement(element, HtmlServer.class, parent, 1); |
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322 | |
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323 | parent = element; |
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324 | element = parent.getChildren().get(0); |
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325 | assertGuiElement(element, HtmlDocument.class, parent, 1); |
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326 | |
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327 | HtmlDocument document = (HtmlDocument) element; |
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328 | |
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329 | parent = element; |
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330 | element = parent.getChildren().get(0); |
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331 | assertGuiElement(element, HtmlPageElement.class, parent, 2); |
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332 | |
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333 | parent = element; |
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334 | element = parent.getChildren().get(0); |
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335 | assertGuiElement(element, HtmlPageElement.class, parent, 0); |
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336 | element = parent.getChildren().get(1); |
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337 | assertGuiElement(element, HtmlPageElement.class, parent, 10); |
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338 | |
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339 | parent = element; |
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340 | for (HtmlGUIElement child : parent.getChildren()) { |
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341 | assertGuiElement(child, HtmlPageElement.class, parent, 0); |
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342 | } |
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343 | |
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344 | // check the events |
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345 | assertNotNull(events); |
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346 | assertEquals(10, events.length); |
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347 | |
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348 | for (int i = 0; i < events.length; i++) { |
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349 | String targetDOMPath; |
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350 | HtmlGUIElement target; |
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351 | Integer[] scrollPosition = null; |
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352 | |
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353 | if (i == 8) { |
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354 | targetDOMPath = "/html[0]/body(htmlId=gsr)"; |
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355 | target = parent; |
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356 | scrollPosition = new Integer[] { 23, 567 }; |
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357 | } |
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358 | else { |
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359 | targetDOMPath = |
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360 | "/html[0]/body(htmlId=gsr)/input_button(htmlId=input" + (i + 1) + ")"; |
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361 | target = parent.getChildren().get(i); |
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362 | } |
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363 | |
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364 | String eventType; |
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365 | if ((i == 1)) { |
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366 | eventType = "ondblclick"; |
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367 | } |
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368 | else if ((i == 2) || ((4 <= i) && (i <= 6))) { |
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369 | eventType = "onfocus"; |
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370 | } |
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371 | else if ((i == 8)) { |
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372 | eventType = "onscroll"; |
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373 | } |
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374 | else { |
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375 | eventType = "onclick"; |
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376 | } |
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377 | |
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378 | assertNull("event " + i, events[i].getKey()); |
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379 | |
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380 | Integer[] coordinates = null; |
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381 | if (i <= 1) { |
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382 | coordinates = new Integer[] { 194, 7 }; |
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383 | } |
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384 | else if (i == 3) { |
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385 | coordinates = new Integer[] { 125, 14 }; |
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386 | } |
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387 | else if (i == 7) { |
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388 | coordinates = new Integer[] { 255, 4 }; |
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389 | } |
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390 | else if (i == 9) { |
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391 | coordinates = new Integer[] { 516, 154 }; |
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392 | } |
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393 | |
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394 | assertEvent(i, i + 1, targetDOMPath, target, document, eventType, |
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395 | null, scrollPosition, coordinates, |
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396 | "Title", "Agent", "http://host/path", "123"); |
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397 | |
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398 | } |
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399 | } |
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400 | |
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401 | /** |
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402 | * |
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403 | */ |
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404 | @Test |
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405 | public void testInvalidMessages() throws Exception { |
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406 | String message = "}"; |
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407 | |
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408 | sendMessageAndAssertResponse(message); |
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409 | |
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410 | if (eventHandlingError != null) { |
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411 | fail(eventHandlingError); |
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412 | } |
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413 | |
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414 | assertNull(events); |
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415 | |
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416 | message = "blaublbidalslkdjflqkerowercalksdjfdlkkjdjfk"; |
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417 | |
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418 | sendMessageAndAssertResponse(message); |
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419 | |
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420 | if (eventHandlingError != null) { |
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421 | fail(eventHandlingError); |
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422 | } |
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423 | |
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424 | assertNull(events); |
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425 | |
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426 | // the following message doesn't work because of the missing scroll position in the event |
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427 | message = |
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428 | "{" + |
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429 | " \"message\": {" + |
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430 | " \"clientInfos\": {" + |
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431 | " \"clientId\":\"123\"," + |
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432 | " \"userAgent\":\"Agent\"," + |
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433 | " \"title\":\"Title\"," + |
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434 | " \"url\":\"http://host/path\"" + |
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435 | " }," + |
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436 | " \"guiModel\": {" + |
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437 | " \"tagName\":\"html\"," + |
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438 | " \"index\":\"0\"," + |
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439 | " \"children\":" + |
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440 | " [ {" + |
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441 | " \"tagName\":\"head\"," + |
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442 | " \"index\":\"0\"," + |
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443 | " }," + |
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444 | " {" + |
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445 | " \"tagName\":\"body\"," + |
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446 | " \"htmlId\":\"gsr\"," + |
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447 | " }" + |
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448 | " ]" + |
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449 | " }," + |
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450 | " \"events\":" + |
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451 | " [ {" + |
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452 | " \"time\":\"9\"," + |
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453 | " \"path\":\"/html[0]/body(htmlId=gsr)\"," + |
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454 | " \"eventType\":\"onscroll\"," + |
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455 | " }" + |
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456 | " ]" + |
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457 | " }" + |
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458 | "}"; |
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459 | |
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460 | sendMessageAndAssertResponse(message); |
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461 | |
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462 | if (eventHandlingError != null) { |
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463 | fail(eventHandlingError); |
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464 | } |
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465 | |
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466 | assertNull(events); |
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467 | |
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468 | // the following message doesn't work because of the missing client id |
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469 | message = |
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470 | "{" + |
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471 | " \"message\": {" + |
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472 | " \"clientInfos\": {" + |
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473 | " \"userAgent\":\"Agent\"," + |
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474 | " \"title\":\"Title\"," + |
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475 | " \"url\":\"http://host/path\"" + |
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476 | " }," + |
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477 | " \"guiModel\": {" + |
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478 | " \"tagName\":\"html\"," + |
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479 | " \"index\":\"0\"," + |
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480 | " \"children\":" + |
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481 | " [ {" + |
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482 | " \"tagName\":\"head\"," + |
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483 | " \"index\":\"0\"," + |
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484 | " }," + |
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485 | " {" + |
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486 | " \"tagName\":\"body\"," + |
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487 | " \"htmlId\":\"gsr\"," + |
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488 | " }" + |
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489 | " ]" + |
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490 | " }," + |
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491 | " \"events\":" + |
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492 | " [ {" + |
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493 | " \"time\":\"12345\"," + |
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494 | " \"path\":\"/html[0]/body(htmlId=gsr)\"," + |
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495 | " \"eventType\":\"onunload\"" + |
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496 | " }" + |
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497 | " ]" + |
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498 | " }" + |
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499 | "}"; |
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500 | |
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501 | sendMessageAndAssertResponse(message); |
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502 | |
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503 | if (eventHandlingError != null) { |
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504 | fail(eventHandlingError); |
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505 | } |
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506 | |
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507 | assertNull(events); |
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508 | |
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509 | // the following message doesn't work because of the invalid time stamp |
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510 | message = |
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511 | "{" + |
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512 | " \"message\": {" + |
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513 | " \"clientInfos\": {" + |
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514 | " \"clientId\":\"123\"," + |
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515 | " \"userAgent\":\"Agent\"," + |
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516 | " \"title\":\"Title\"," + |
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517 | " \"url\":\"http://host/path\"" + |
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518 | " }," + |
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519 | " \"guiModel\": {" + |
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520 | " \"tagName\":\"html\"," + |
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521 | " \"index\":\"0\"," + |
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522 | " \"children\":" + |
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523 | " [ {" + |
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524 | " \"tagName\":\"head\"," + |
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525 | " \"index\":\"0\"," + |
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526 | " }," + |
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527 | " {" + |
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528 | " \"tagName\":\"body\"," + |
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529 | " \"htmlId\":\"gsr\"," + |
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530 | " }" + |
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531 | " ]" + |
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532 | " }," + |
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533 | " \"events\":" + |
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534 | " [ {" + |
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535 | " \"time\":\"blub\"," + |
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536 | " \"path\":\"/html[0]/body(htmlId=gsr)\"," + |
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537 | " \"eventType\":\"onunload\"" + |
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538 | " }" + |
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539 | " ]" + |
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540 | " }" + |
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541 | "}"; |
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542 | |
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543 | sendMessageAndAssertResponse(message); |
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544 | |
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545 | if (eventHandlingError != null) { |
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546 | fail(eventHandlingError); |
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547 | } |
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548 | |
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549 | assertNull(events); |
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550 | |
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551 | } |
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552 | |
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553 | /* (non-Javadoc) |
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554 | * @see de.ugoe.cs.autoquest.htmlmonitor.HtmlMonitoringListener#handleEvents(de.ugoe.cs.autoquest.htmlmonitor.HtmlClientInfos, de.ugoe.cs.autoquest.htmlmonitor.HtmlEvent[]) |
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555 | */ |
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556 | @Override |
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557 | public void handleMessage(HtmlClientInfos clientInfos, |
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558 | HtmlGUIElement guiStructure, |
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559 | HtmlEvent[] events) |
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560 | { |
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561 | if (clientInfos == null) { |
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562 | eventHandlingError = "client infos were null"; |
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563 | } |
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564 | else if (guiStructure == null) { |
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565 | eventHandlingError = "gui structure was null"; |
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566 | } |
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567 | else if (events == null) { |
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568 | eventHandlingError = "events were null"; |
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569 | } |
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570 | else { |
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571 | for (HtmlEvent event : events) { |
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572 | if (!clientInfos.equals(event.getClientInfos())) { |
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573 | eventHandlingError = "one of the events did not have a correct client info"; |
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574 | } |
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575 | } |
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576 | |
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577 | this.events = events; |
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578 | this.guiStructure = guiStructure; |
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579 | } |
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580 | } |
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581 | |
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582 | /** |
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583 | * <p> |
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584 | * TODO: comment |
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585 | * </p> |
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586 | * |
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587 | * @param message |
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588 | */ |
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589 | private void sendMessageAndAssertResponse(String message) throws Exception { |
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590 | DefaultHttpClient httpclient = new DefaultHttpClient(); |
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591 | HttpPost httpPost = new HttpPost("http://localhost:" + PORT + "/"); |
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592 | HttpEntity entity = new StringEntity(message, ContentType.APPLICATION_JSON); |
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593 | httpPost.setEntity(entity); |
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594 | |
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595 | try { |
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596 | HttpResponse response = httpclient.execute(httpPost); |
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597 | |
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598 | // the monitor always returns 200 without any additional information. The client must |
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599 | // never get more or less information. This is especially important for preventing |
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600 | // hackers from finding out more |
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601 | assertEquals(200, response.getStatusLine().getStatusCode()); |
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602 | assertTrue |
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603 | ((response.getEntity() == null) || (response.getEntity().getContentLength() == 0)); |
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604 | } |
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605 | finally { |
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606 | httpPost.releaseConnection(); |
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607 | } |
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608 | } |
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609 | |
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610 | /** |
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611 | * |
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612 | */ |
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613 | private void assertGuiElement(HtmlGUIElement element, |
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614 | Class<? extends HtmlGUIElement> type, |
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615 | HtmlGUIElement parent, |
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616 | int noOfChildren) |
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617 | { |
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618 | assertTrue(type.isInstance(element)); |
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619 | |
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620 | if (parent != null) { |
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621 | assertEquals(parent.getId(), element.getParentId()); |
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622 | } |
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623 | else { |
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624 | assertNull(element.getParentId()); |
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625 | } |
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626 | |
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627 | assertNotNull(element.getId()); |
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628 | |
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629 | if (noOfChildren > 0) { |
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630 | assertNotNull(element.getChildren()); |
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631 | assertEquals(noOfChildren, element.getChildren().size()); |
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632 | } |
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633 | else { |
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634 | assertNull(element.getChildren()); |
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635 | } |
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636 | } |
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637 | |
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638 | /** |
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639 | * |
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640 | */ |
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641 | private void assertEvent(int index, |
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642 | long timestamp, |
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643 | String targetDOMPath, |
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644 | HtmlGUIElement target, |
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645 | HtmlDocument document, |
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646 | String eventType, |
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647 | Integer key, |
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648 | Integer[] scrollPosition, |
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649 | Integer[] coordinates, |
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650 | String clientInfoTitle, |
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651 | String clientInfoAgent, |
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652 | String clientInfoURL, |
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653 | String clientId) |
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654 | { |
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655 | assertEquals("event " + index, new Long(timestamp), events[index].getTime()); |
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656 | assertEquals("event " + index, targetDOMPath, events[index].getTargetDOMPath()); |
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657 | assertEquals("event " + index, target, events[index].getTarget()); |
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658 | assertEquals("event " + index, document, events[index].getTargetDocument()); |
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659 | assertEquals("event " + index, eventType, events[index].getEventType()); |
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660 | |
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661 | assertEquals("event " + index, key, events[index].getKey()); |
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662 | assertArrayEquals("event " + index, scrollPosition, events[index].getScrollPosition()); |
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663 | assertArrayEquals("event " + index, coordinates, events[index].getCoordinates()); |
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664 | |
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665 | assertEquals |
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666 | ("event " + index, clientInfoTitle, events[index].getClientInfos().getTitle()); |
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667 | assertEquals |
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668 | ("event " + index, clientInfoAgent, events[index].getClientInfos().getUserAgent()); |
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669 | assertEquals |
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670 | ("event " + index, clientInfoURL, events[index].getClientInfos().getUrl().toString()); |
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671 | assertEquals |
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672 | ("event " + index, clientId, events[index].getClientInfos().getClientId()); |
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673 | } |
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674 | |
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675 | } |
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