Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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15 | class ActionRegistryTest extends TestCase |
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16 | { |
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17 | /** |
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18 | * @var ActionRegistry |
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19 | */ |
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20 | protected $registry; |
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21 | |||
22 | /** |
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23 | * @var ActionRegistry |
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24 | */ |
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25 | protected $registryForPriority; |
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26 | |||
27 | /** |
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28 | * @var ActionRegistry |
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29 | */ |
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30 | protected $registryWithEmptyConf; |
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31 | |||
32 | /** |
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33 | * @var ActionRegistry |
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34 | */ |
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35 | protected $registryWithOnlyDefaultConf; |
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36 | |||
37 | /** |
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38 | * @var array |
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39 | */ |
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40 | protected $config; |
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41 | |||
42 | /** |
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43 | * @var array |
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44 | */ |
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45 | protected $config2; |
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46 | |||
47 | /** |
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48 | * @var array |
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49 | */ |
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50 | protected $onlyDefaultConfig; |
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51 | |||
52 | /** |
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53 | * @var array |
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54 | */ |
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55 | protected $emptyConfig; |
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56 | |||
57 | /** |
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58 | * @var \PHPUnit_Framework_MockObject_MockObject |
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59 | */ |
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60 | protected $action1; |
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61 | |||
62 | /** |
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63 | * @var \PHPUnit_Framework_MockObject_MockObject |
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64 | */ |
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65 | protected $action2; |
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66 | |||
67 | /** |
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68 | * @var \PHPUnit_Framework_MockObject_MockObject |
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69 | */ |
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70 | protected $action3; |
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71 | |||
72 | /** |
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73 | * @var \PHPUnit_Framework_MockObject_MockObject |
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74 | */ |
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75 | protected $action4; |
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76 | |||
77 | /** |
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78 | * @var CrucialActionStub |
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79 | */ |
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80 | protected $action5; |
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81 | |||
82 | /** |
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83 | * @var \PHPUnit_Framework_MockObject_MockObject |
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84 | */ |
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85 | protected $logger; |
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86 | |||
87 | /** |
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88 | * @var InformationCollected |
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89 | */ |
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90 | protected $event; |
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91 | |||
92 | /** |
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93 | * @var InformationCollected |
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94 | */ |
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95 | protected $event2; |
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96 | |||
97 | public function setUp() |
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98 | { |
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99 | $this->config = array( |
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100 | 'default' => array( |
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101 | 'email', |
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102 | ), |
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103 | 'content_types' => array( |
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104 | 'ng_feedback_form' => array( |
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105 | 'database', 'crucial', |
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106 | ), |
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107 | ), |
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108 | ); |
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109 | |||
110 | $this->config2 = array( |
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111 | 'default' => array( |
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112 | 'email', |
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113 | 'database', |
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114 | 'email2', |
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115 | 'database2', |
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116 | ), |
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117 | ); |
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118 | |||
119 | $this->emptyConfig = array( |
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120 | 'default', |
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121 | ); |
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122 | |||
123 | $this->onlyDefaultConfig = array( |
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124 | 'default' => array( |
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125 | 'database', |
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126 | 'email', |
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127 | ), |
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128 | ); |
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129 | |||
130 | $this->action1 = $this->getMockBuilder(ActionInterface::class) |
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131 | ->disableOriginalConstructor() |
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132 | ->setMethods(array('act')) |
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133 | ->getMock(); |
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134 | |||
135 | $this->action2 = $this->getMockBuilder(ActionInterface::class) |
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136 | ->disableOriginalConstructor() |
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137 | ->setMethods(array('act')) |
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138 | ->getMock(); |
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139 | |||
140 | $this->action3 = $this->getMockBuilder(ActionInterface::class) |
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141 | ->disableOriginalConstructor() |
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142 | ->setMethods(array('act')) |
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143 | ->getMock(); |
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144 | |||
145 | $this->action4 = $this->getMockBuilder(ActionInterface::class) |
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146 | ->disableOriginalConstructor() |
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147 | ->setMethods(array('act')) |
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148 | ->getMock(); |
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149 | |||
150 | $this->action5 = new CrucialActionStub(); |
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151 | |||
152 | $this->logger = $this->getMockBuilder(LoggerInterface::class) |
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153 | ->disableOriginalConstructor() |
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154 | ->setMethods(array('error', 'emergency', 'alert', 'debug', 'critical', 'notice', 'info', 'warning', 'log')) |
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155 | ->getMock(); |
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156 | |||
157 | $this->registry = new ActionRegistry($this->config, $this->logger); |
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158 | $this->registryForPriority = new ActionRegistry($this->config2, $this->logger); |
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159 | $this->registryWithEmptyConf = new ActionRegistry($this->emptyConfig, $this->logger); |
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160 | $this->registryWithOnlyDefaultConf = new ActionRegistry($this->onlyDefaultConfig, $this->logger); |
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161 | |||
162 | $contentType = new ContentType(array( |
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163 | 'identifier' => 'ng_feedback_form', |
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164 | 'fieldDefinitions' => array(), |
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165 | )); |
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166 | |||
167 | $contentType2 = new ContentType(array( |
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168 | 'identifier' => 'ng_feedback_form2', |
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169 | 'fieldDefinitions' => array(), |
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170 | )); |
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171 | |||
172 | $this->event = new InformationCollected( |
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173 | new DataWrapper('payload', $contentType, 'target') |
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174 | ); |
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175 | |||
176 | $this->event2 = new InformationCollected( |
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177 | new DataWrapper('payload', $contentType2, 'target') |
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178 | ); |
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179 | |||
180 | parent::setUp(); |
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181 | } |
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182 | |||
183 | public function testAddingActions() |
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184 | { |
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185 | $this->registry->addAction('database', $this->action1, 1); |
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186 | $this->registry->addAction('email', $this->action2, 100); |
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187 | } |
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188 | |||
189 | public function testAct() |
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190 | { |
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191 | $this->registry->addAction('database', $this->action1, 1); |
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192 | $this->registry->addAction('email', $this->action2, 2); |
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193 | |||
194 | $this->action1->expects($this->once()) |
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195 | ->method('act') |
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196 | ->with($this->event); |
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197 | |||
198 | $this->action2->expects($this->never()) |
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199 | ->method('act'); |
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200 | |||
201 | $this->registry->act($this->event); |
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202 | } |
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203 | |||
204 | public function testActWithContentTypeThatDoesNotHaveConfiguration() |
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205 | { |
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206 | $this->registry->addAction('database', $this->action1, 1); |
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207 | $this->registry->addAction('email', $this->action2, 2); |
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208 | |||
209 | $this->action1->expects($this->never()) |
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210 | ->method('act'); |
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211 | |||
212 | $this->action2->expects($this->once()) |
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213 | ->method('act'); |
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214 | |||
215 | $this->registry->act($this->event2); |
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216 | } |
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217 | |||
218 | public function testActWithDefaultConfigOnly() |
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219 | { |
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220 | $this->registryWithOnlyDefaultConf->addAction('database', $this->action1, 1); |
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221 | $this->registryWithOnlyDefaultConf->addAction('email', $this->action2, 2); |
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222 | |||
223 | $this->action1->expects($this->once()) |
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224 | ->method('act'); |
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225 | |||
226 | $this->action2->expects($this->once()) |
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227 | ->method('act'); |
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228 | |||
229 | $this->registryWithOnlyDefaultConf->act($this->event2); |
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230 | } |
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231 | |||
232 | public function testActWithEmptyConfig() |
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233 | { |
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234 | $this->registryWithEmptyConf->addAction('database', $this->action1, 1); |
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235 | $this->registryWithEmptyConf->addAction('email', $this->action2, 2); |
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236 | |||
237 | $this->action1->expects($this->never()) |
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238 | ->method('act'); |
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239 | |||
240 | $this->action2->expects($this->never()) |
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241 | ->method('act'); |
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242 | |||
243 | $this->registryWithEmptyConf->act($this->event2); |
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244 | } |
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245 | |||
246 | public function testActWithActionFailedException() |
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247 | { |
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248 | $this->registry->addAction('database', $this->action1, 1); |
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249 | $this->registry->addAction('email', $this->action2, 2); |
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250 | |||
251 | $this->logger->expects($this->once()) |
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252 | ->method('error') |
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253 | ->with('InformationCollection action database failed with reason cannot write to database'); |
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254 | |||
255 | $exception = new ActionFailedException('database', 'cannot write to database'); |
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256 | |||
257 | $this->action1->expects($this->once()) |
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258 | ->method('act') |
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259 | ->willThrowException($exception); |
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260 | |||
261 | $this->action2->expects($this->never()) |
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262 | ->method('act'); |
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263 | |||
264 | $this->registry->act($this->event); |
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265 | } |
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266 | |||
267 | public function testActionsAreExecutedByPriority() |
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268 | { |
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269 | $prioritizedActions = array( |
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270 | array( |
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271 | 'name' => 'email2', |
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272 | 'action' => $this->action4, |
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273 | 'priority' => 100, |
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274 | ), |
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275 | array( |
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276 | 'name' => 'database', |
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277 | 'action' => $this->action1, |
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278 | 'priority' => 44, |
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279 | ), |
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280 | array( |
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281 | 'name' => 'email', |
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282 | 'action' => $this->action2, |
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283 | 'priority' => 22, |
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284 | ), |
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285 | array( |
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286 | 'name' => 'database2', |
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287 | 'action' => $this->action3, |
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288 | 'priority' => 11, |
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289 | ), |
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290 | ); |
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291 | |||
292 | $this->registryForPriority->addAction('database', $this->action1, 44); |
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293 | $this->registryForPriority->addAction('database2', $this->action3, 11); |
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294 | $this->registryForPriority->addAction('email', $this->action2, 22); |
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295 | $this->registryForPriority->addAction('email2', $this->action4, 100); |
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296 | |||
297 | $this->action4->expects($this->once()) |
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298 | ->method('act'); |
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299 | |||
300 | $this->action1->expects($this->once()) |
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301 | ->method('act'); |
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302 | |||
303 | $this->action2->expects($this->once()) |
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304 | ->method('act'); |
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305 | |||
306 | $this->action3->expects($this->once()) |
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307 | ->method('act'); |
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308 | |||
309 | $this->registryForPriority->act($this->event); |
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310 | |||
311 | $registryReflection = new ReflectionObject($this->registryForPriority); |
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312 | $actions = $registryReflection->getProperty('actions'); |
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313 | $actions->setAccessible(true); |
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314 | |||
315 | $this->assertEquals($prioritizedActions, $actions->getValue($this->registryForPriority)); |
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316 | } |
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317 | |||
318 | public function testActionsAreExecutedByPriorityWithSamePriorities() |
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319 | { |
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320 | $prioritizedActions = array( |
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321 | array( |
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322 | 'name' => 'email2', |
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323 | 'action' => $this->action4, |
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324 | 'priority' => 100, |
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325 | ), |
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326 | array( |
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327 | 'name' => 'database', |
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328 | 'action' => $this->action1, |
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329 | 'priority' => 44, |
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330 | ), |
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331 | array( |
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332 | 'name' => 'database2', |
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333 | 'action' => $this->action3, |
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334 | 'priority' => 11, |
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335 | ), |
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336 | array( |
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337 | 'name' => 'email', |
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338 | 'action' => $this->action2, |
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339 | 'priority' => 11, |
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340 | ), |
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341 | ); |
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342 | |||
343 | $this->registryForPriority->addAction('database', $this->action1, 44); |
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344 | $this->registryForPriority->addAction('database2', $this->action3, 11); |
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345 | $this->registryForPriority->addAction('email', $this->action2, 11); |
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346 | $this->registryForPriority->addAction('email2', $this->action4, 100); |
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347 | |||
348 | $this->action4->expects($this->once()) |
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349 | ->method('act'); |
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350 | |||
351 | $this->action1->expects($this->once()) |
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352 | ->method('act'); |
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353 | |||
354 | $this->action2->expects($this->once()) |
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355 | ->method('act'); |
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356 | |||
357 | $this->action3->expects($this->once()) |
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358 | ->method('act'); |
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359 | |||
360 | $this->registryForPriority->act($this->event); |
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361 | |||
362 | $registryReflection = new ReflectionObject($this->registryForPriority); |
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363 | $actions = $registryReflection->getProperty('actions'); |
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364 | $actions->setAccessible(true); |
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365 | |||
366 | $this->assertEquals($prioritizedActions, $actions->getValue($this->registryForPriority)); |
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367 | } |
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368 | |||
369 | public function testSetDebugMethod() |
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370 | { |
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371 | $this->registryForPriority->addAction('database', $this->action1, 44); |
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372 | |||
373 | $this->action1->expects($this->never()) |
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374 | ->method('act'); |
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375 | |||
376 | $this->registryForPriority->setDebug(true); |
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377 | |||
378 | $registryReflection = new ReflectionObject($this->registryForPriority); |
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379 | $debug = $registryReflection->getProperty('debug'); |
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380 | $debug->setAccessible(true); |
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381 | |||
382 | $this->assertTrue($debug->getValue($this->registryForPriority)); |
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383 | } |
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384 | |||
385 | /** |
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386 | * @expectedException \Netgen\Bundle\InformationCollectionBundle\Exception\ActionFailedException |
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387 | * @expectedExceptionMessage InformationCollection action database failed with reason cannot write to database |
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388 | */ |
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389 | public function testThrowExceptionWhenDebugIsTrue() |
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390 | { |
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391 | $this->registry->addAction('database', $this->action1, 1); |
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392 | $this->registry->addAction('email', $this->action2, 2); |
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393 | |||
394 | $this->logger->expects($this->once()) |
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395 | ->method('error') |
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396 | ->with('InformationCollection action database failed with reason cannot write to database'); |
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397 | |||
398 | $exception = new ActionFailedException('database', 'cannot write to database'); |
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399 | |||
400 | $this->action1->expects($this->once()) |
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401 | ->method('act') |
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402 | ->willThrowException($exception); |
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403 | |||
404 | $this->action2->expects($this->never()) |
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405 | ->method('act'); |
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406 | |||
407 | $this->registry->setDebug(true); |
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408 | $this->registry->act($this->event); |
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409 | } |
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410 | |||
411 | public function testThrowExceptionWhenDebugIsFalse() |
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412 | { |
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413 | $this->registry->addAction('crucial', $this->action5, 1); |
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414 | $this->registry->addAction('email', $this->action2, 2); |
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415 | |||
416 | $this->logger->expects($this->once()) |
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417 | ->method('error') |
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418 | ->with('InformationCollection action crucial failed with reason test'); |
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419 | |||
420 | $this->action2->expects($this->never()) |
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421 | ->method('act'); |
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422 | |||
423 | $this->registry->setDebug(false); |
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424 | $this->registry->act($this->event); |
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425 | } |
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426 | } |
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427 |