Complex classes like Mockery often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Mockery, and based on these observations, apply Extract Interface, too.
1 | <?php |
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29 | class Mockery |
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30 | { |
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31 | const BLOCKS = 'Mockery_Forward_Blocks'; |
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32 | |||
33 | /** |
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34 | * Global container to hold all mocks for the current unit test running. |
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35 | * |
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36 | * @var \Mockery\Container |
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37 | */ |
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38 | protected static $_container = null; |
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39 | |||
40 | /** |
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41 | * Global configuration handler containing configuration options. |
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42 | * |
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43 | * @var \Mockery\Configuration |
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44 | */ |
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45 | protected static $_config = null; |
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46 | |||
47 | /** |
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48 | * @var \Mockery\Generator\Generator |
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49 | */ |
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50 | protected static $_generator; |
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51 | |||
52 | /** |
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53 | * @var \Mockery\Loader\Loader |
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54 | */ |
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55 | protected static $_loader; |
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56 | |||
57 | /** |
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58 | * @var array |
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59 | */ |
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60 | private static $_filesToCleanUp = []; |
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61 | |||
62 | /** |
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63 | * Defines the global helper functions |
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64 | * |
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65 | * @return void |
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66 | */ |
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67 | 3 | public static function globalHelpers() |
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68 | { |
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69 | 3 | require_once __DIR__.'/helpers.php'; |
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70 | 3 | } |
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71 | |||
72 | /** |
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73 | * Static shortcut to \Mockery\Container::mock(). |
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74 | * |
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75 | * @param array $args |
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76 | * |
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77 | * @return \Mockery\MockInterface |
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78 | */ |
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79 | 37 | public static function mock(...$args) |
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80 | { |
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81 | 37 | return call_user_func_array(array(self::getContainer(), 'mock'), $args); |
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82 | } |
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83 | |||
84 | /** |
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85 | * Static and semantic shortcut for getting a mock from the container |
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86 | * and applying the spy's expected behavior into it. |
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87 | * |
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88 | * @param array $args |
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89 | * |
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90 | * @return \Mockery\MockInterface |
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91 | */ |
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92 | 9 | public static function spy(...$args) |
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93 | { |
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94 | 9 | return call_user_func_array(array(self::getContainer(), 'mock'), $args)->shouldIgnoreMissing(); |
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95 | } |
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96 | |||
97 | /** |
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98 | * Static and Semantic shortcut to \Mockery\Container::mock(). |
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99 | * |
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100 | * @param array $args |
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101 | * |
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102 | * @return \Mockery\MockInterface |
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103 | */ |
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104 | public static function instanceMock(...$args) |
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105 | { |
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106 | return call_user_func_array(array(self::getContainer(), 'mock'), $args); |
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107 | } |
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108 | |||
109 | /** |
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110 | * Static shortcut to \Mockery\Container::mock(), first argument names the mock. |
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111 | * |
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112 | * @param array $args |
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113 | * |
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114 | * @return \Mockery\MockInterface |
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115 | */ |
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116 | 5 | public static function namedMock(...$args) |
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117 | { |
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118 | 5 | $name = array_shift($args); |
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119 | |||
120 | 5 | $builder = new MockConfigurationBuilder(); |
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121 | 5 | $builder->setName($name); |
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122 | |||
123 | 5 | array_unshift($args, $builder); |
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124 | |||
125 | 5 | return call_user_func_array(array(self::getContainer(), 'mock'), $args); |
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126 | } |
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127 | |||
128 | /** |
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129 | * Static shortcut to \Mockery\Container::self(). |
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130 | * |
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131 | * @throws LogicException |
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132 | * |
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133 | * @return \Mockery\MockInterface |
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134 | */ |
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135 | 2 | public static function self() |
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136 | { |
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137 | 2 | if (is_null(self::$_container)) { |
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138 | 1 | throw new \LogicException('You have not declared any mocks yet'); |
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139 | } |
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140 | |||
141 | 1 | return self::$_container->self(); |
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142 | } |
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143 | |||
144 | /** |
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145 | * Static shortcut to closing up and verifying all mocks in the global |
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146 | * container, and resetting the container static variable to null. |
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147 | * |
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148 | * @return void |
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149 | */ |
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150 | 413 | public static function close() |
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151 | { |
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152 | 413 | foreach (self::$_filesToCleanUp as $fileName) { |
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153 | 18 | @unlink($fileName); |
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154 | 413 | } |
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155 | 413 | self::$_filesToCleanUp = []; |
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156 | |||
157 | 413 | if (is_null(self::$_container)) { |
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158 | return; |
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159 | } |
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160 | |||
161 | 413 | self::$_container->mockery_teardown(); |
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162 | 411 | self::$_container->mockery_close(); |
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163 | 411 | self::$_container = null; |
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164 | 411 | } |
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165 | |||
166 | /** |
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167 | * Static fetching of a mock associated with a name or explicit class poser. |
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168 | * |
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169 | * @param $name |
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170 | * |
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171 | * @return \Mockery\Mock |
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172 | */ |
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173 | 11 | public static function fetchMock($name) |
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174 | { |
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175 | 11 | return self::$_container->fetchMock($name); |
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176 | } |
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177 | |||
178 | /** |
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179 | * Lazy loader and getter for |
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180 | * the container property. |
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181 | * |
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182 | * @return Mockery\Container |
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183 | */ |
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184 | 437 | public static function getContainer() |
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185 | { |
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186 | 437 | if (is_null(self::$_container)) { |
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187 | 406 | self::$_container = new Mockery\Container(self::getGenerator(), self::getLoader()); |
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188 | 406 | } |
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189 | |||
190 | 437 | return self::$_container; |
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191 | } |
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192 | |||
193 | /** |
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194 | * Setter for the $_generator static propery. |
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195 | * |
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196 | * @param \Mockery\Generator\Generator $generator |
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197 | */ |
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198 | public static function setGenerator(Generator $generator) |
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199 | { |
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200 | self::$_generator = $generator; |
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201 | } |
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202 | |||
203 | /** |
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204 | * Lazy loader method and getter for |
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205 | * the generator property. |
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206 | * |
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207 | * @return Generator |
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208 | */ |
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209 | 406 | public static function getGenerator() |
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210 | { |
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211 | 406 | if (is_null(self::$_generator)) { |
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212 | 1 | self::$_generator = self::getDefaultGenerator(); |
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213 | 1 | } |
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214 | |||
215 | 406 | return self::$_generator; |
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216 | } |
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217 | |||
218 | /** |
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219 | * Creates and returns a default generator |
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220 | * used inside this class. |
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221 | * |
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222 | * @return CachingGenerator |
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223 | */ |
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224 | 399 | public static function getDefaultGenerator() |
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225 | { |
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226 | 399 | return new CachingGenerator(StringManipulationGenerator::withDefaultPasses()); |
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227 | } |
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228 | |||
229 | /** |
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230 | * Setter for the $_loader static property. |
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231 | * |
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232 | * @param Loader $loader |
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233 | */ |
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234 | public static function setLoader(Loader $loader) |
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235 | { |
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236 | self::$_loader = $loader; |
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237 | } |
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238 | |||
239 | /** |
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240 | * Lazy loader method and getter for |
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241 | * the $_loader property. |
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242 | * |
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243 | * @return Loader |
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244 | */ |
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245 | 406 | public static function getLoader() |
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246 | { |
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247 | 406 | if (is_null(self::$_loader)) { |
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248 | 1 | self::$_loader = self::getDefaultLoader(); |
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249 | 1 | } |
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250 | |||
251 | 406 | return self::$_loader; |
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252 | } |
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253 | |||
254 | /** |
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255 | * Gets an EvalLoader to be used as default. |
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256 | * |
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257 | * @return EvalLoader |
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258 | */ |
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259 | 273 | public static function getDefaultLoader() |
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260 | { |
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261 | 273 | return new EvalLoader(); |
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262 | } |
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263 | |||
264 | /** |
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265 | * Set the container. |
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266 | * |
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267 | * @param \Mockery\Container $container |
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268 | * |
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269 | * @return \Mockery\Container |
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270 | */ |
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271 | 18 | public static function setContainer(Mockery\Container $container) |
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272 | { |
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273 | 18 | return self::$_container = $container; |
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274 | } |
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275 | |||
276 | /** |
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277 | * Reset the container to null. |
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278 | * |
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279 | * @return void |
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280 | */ |
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281 | 15 | public static function resetContainer() |
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282 | { |
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283 | 15 | self::$_container = null; |
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284 | 15 | } |
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285 | |||
286 | /** |
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287 | * Return instance of ANY matcher. |
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288 | * |
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289 | * @return \Mockery\Matcher\Any |
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290 | */ |
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291 | 5 | public static function any() |
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292 | { |
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293 | 5 | return new \Mockery\Matcher\Any(); |
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294 | } |
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295 | |||
296 | /** |
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297 | * Return instance of TYPE matcher. |
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298 | * |
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299 | * @param $expected |
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300 | * |
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301 | * @return \Mockery\Matcher\Type |
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302 | */ |
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303 | 48 | public static function type($expected) |
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304 | { |
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305 | 48 | return new \Mockery\Matcher\Type($expected); |
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306 | } |
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307 | |||
308 | /** |
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309 | * Return instance of DUCKTYPE matcher. |
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310 | * |
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311 | * @param array $args |
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312 | * |
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313 | * @return \Mockery\Matcher\Ducktype |
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314 | */ |
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315 | 3 | public static function ducktype(...$args) |
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316 | { |
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317 | 3 | return new \Mockery\Matcher\Ducktype($args); |
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318 | } |
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319 | |||
320 | /** |
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321 | * Return instance of SUBSET matcher. |
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322 | * |
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323 | * @param array $part |
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324 | * @param bool $strict - (Optional) True for strict comparison, false for loose |
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325 | * |
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326 | * @return \Mockery\Matcher\Subset |
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327 | */ |
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328 | 3 | public static function subset(array $part, $strict = true) |
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329 | { |
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330 | 3 | return new \Mockery\Matcher\Subset($part, $strict); |
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331 | } |
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332 | |||
333 | /** |
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334 | * Return instance of CONTAINS matcher. |
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335 | * |
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336 | * @param array $args |
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337 | * |
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338 | * @return \Mockery\Matcher\Contains |
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339 | */ |
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340 | 3 | public static function contains(...$args) |
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341 | { |
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342 | 3 | return new \Mockery\Matcher\Contains($args); |
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343 | } |
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344 | |||
345 | /** |
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346 | * Return instance of HASKEY matcher. |
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347 | * |
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348 | * @param $key |
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349 | * |
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350 | * @return \Mockery\Matcher\HasKey |
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351 | */ |
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352 | 3 | public static function hasKey($key) |
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353 | { |
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354 | 3 | return new \Mockery\Matcher\HasKey($key); |
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355 | } |
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356 | |||
357 | /** |
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358 | * Return instance of HASVALUE matcher. |
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359 | * |
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360 | * @param $val |
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361 | * |
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362 | * @return \Mockery\Matcher\HasValue |
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363 | */ |
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364 | 3 | public static function hasValue($val) |
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365 | { |
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366 | 3 | return new \Mockery\Matcher\HasValue($val); |
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367 | } |
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368 | |||
369 | /** |
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370 | * Return instance of CLOSURE matcher. |
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371 | * |
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372 | * @param $closure |
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373 | * |
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374 | * @return \Mockery\Matcher\Closure |
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375 | */ |
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376 | 7 | public static function on($closure) |
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377 | { |
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378 | 7 | return new \Mockery\Matcher\Closure($closure); |
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379 | } |
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380 | |||
381 | /** |
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382 | * Return instance of MUSTBE matcher. |
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383 | * |
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384 | * @param $expected |
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385 | * |
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386 | * @return \Mockery\Matcher\MustBe |
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387 | */ |
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388 | 6 | public static function mustBe($expected) |
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389 | { |
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390 | 6 | return new \Mockery\Matcher\MustBe($expected); |
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391 | } |
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392 | |||
393 | /** |
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394 | * Return instance of NOT matcher. |
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395 | * |
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396 | * @param $expected |
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397 | * |
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398 | * @return \Mockery\Matcher\Not |
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399 | */ |
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400 | 3 | public static function not($expected) |
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401 | { |
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402 | 3 | return new \Mockery\Matcher\Not($expected); |
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403 | } |
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404 | |||
405 | /** |
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406 | * Return instance of ANYOF matcher. |
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407 | * |
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408 | * @param array $args |
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409 | * |
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410 | * @return \Mockery\Matcher\AnyOf |
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411 | */ |
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412 | 3 | public static function anyOf(...$args) |
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413 | { |
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414 | 3 | return new \Mockery\Matcher\AnyOf($args); |
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415 | } |
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416 | |||
417 | /** |
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418 | * Return instance of NOTANYOF matcher. |
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419 | * |
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420 | * @param array $args |
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421 | * |
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422 | * @return \Mockery\Matcher\NotAnyOf |
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423 | */ |
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424 | 3 | public static function notAnyOf(...$args) |
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425 | { |
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426 | 3 | return new \Mockery\Matcher\NotAnyOf($args); |
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427 | } |
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428 | |||
429 | /** |
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430 | * Lazy loader and Getter for the global |
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431 | * configuration container. |
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432 | * |
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433 | * @return \Mockery\Configuration |
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434 | */ |
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435 | 425 | public static function getConfiguration() |
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443 | |||
444 | /** |
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445 | * Utility method to format method name and arguments into a string. |
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446 | * |
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447 | * @param string $method |
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448 | * @param array $arguments |
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449 | * |
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450 | * @return string |
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451 | */ |
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452 | 92 | public static function formatArgs($method, array $arguments = null) |
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465 | |||
466 | /** |
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467 | * Gets the string representation |
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468 | * of any passed argument. |
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469 | * |
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470 | * @param $argument |
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471 | * @param $depth |
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472 | * |
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473 | * @return string |
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474 | */ |
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475 | 91 | private static function formatArgument($argument, $depth = 0) |
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516 | |||
517 | /** |
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518 | * Utility function to format objects to printable arrays. |
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519 | * |
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520 | * @param array $objects |
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521 | * |
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522 | * @return string |
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523 | */ |
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524 | 52 | public static function formatObjects(array $objects = null) |
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552 | |||
553 | /** |
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554 | * Utility function to turn public properties and public get* and is* method values into an array. |
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555 | * |
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556 | * @param $object |
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557 | * @param int $nesting |
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558 | * |
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559 | * @return array |
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560 | */ |
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561 | 7 | private static function objectToArray($object, $nesting = 3) |
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573 | |||
574 | /** |
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575 | * Returns all public instance properties. |
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576 | * |
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577 | * @param $object |
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578 | * @param $nesting |
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579 | * |
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580 | * @return array |
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581 | */ |
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582 | 7 | private static function extractInstancePublicProperties($object, $nesting) |
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597 | |||
598 | /** |
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599 | * Returns all object getters. |
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600 | * |
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601 | * @param $object |
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602 | * @param $nesting |
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603 | * |
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604 | * @return array |
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605 | */ |
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606 | 7 | private static function extractGetters($object, $nesting) |
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631 | |||
632 | /** |
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633 | * Utility method used for recursively generating |
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634 | * an object or array representation. |
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635 | * |
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636 | * @param $argument |
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637 | * @param $nesting |
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638 | * |
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639 | * @return mixed |
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640 | */ |
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641 | 1 | private static function cleanupNesting($argument, $nesting) |
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656 | |||
657 | /** |
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658 | * Utility method for recursively |
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659 | * gerating a representation |
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660 | * of the given array. |
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661 | * |
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662 | * @param array $argument |
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663 | * @param int $nesting |
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664 | * |
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665 | * @return mixed |
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666 | */ |
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667 | 1 | private static function cleanupArray($argument, $nesting = 3) |
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683 | |||
684 | /** |
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685 | * Utility function to parse shouldReceive() arguments and generate |
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686 | * expectations from such as needed. |
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687 | * |
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688 | * @param Mockery\MockInterface $mock |
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689 | * @param array $args |
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690 | * @param callable $add |
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691 | * @return \Mockery\CompositeExpectation |
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692 | */ |
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693 | 307 | public static function parseShouldReturnArgs(\Mockery\MockInterface $mock, $args, $add) |
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711 | |||
712 | /** |
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713 | * Sets up expectations on the members of the CompositeExpectation and |
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714 | * builds up any demeter chain that was passed to shouldReceive. |
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715 | * |
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716 | * @param \Mockery\MockInterface $mock |
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717 | * @param string $arg |
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718 | * @param callable $add |
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719 | * @throws Mockery\Exception |
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720 | * @return \Mockery\ExpectationInterface |
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721 | */ |
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722 | 307 | protected static function buildDemeterChain(\Mockery\MockInterface $mock, $arg, $add) |
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773 | |||
774 | /** |
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775 | * Gets a new demeter configured |
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776 | * mock from the container. |
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777 | * |
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778 | * @param \Mockery\Container $container |
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779 | * @param string $method |
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780 | * @param Mockery\ExpectationInterface $exp |
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781 | * |
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782 | * @return \Mockery\Mock |
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783 | */ |
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784 | 11 | private static function getNewDemeterMock( |
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794 | |||
795 | /** |
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796 | * Gets an specific demeter mock from |
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797 | * the ones kept by the container. |
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798 | * |
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799 | * @param \Mockery\Container $container |
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800 | * @param string $demeterMockKey |
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801 | * |
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802 | * @return mixed |
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803 | */ |
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804 | 5 | private static function getExistingDemeterMock( |
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813 | |||
814 | /** |
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815 | * Checks if the passed array representing a demeter |
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816 | * chain with the method names is empty. |
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817 | * |
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818 | * @param array $methodNames |
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819 | * |
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820 | * @return bool |
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821 | */ |
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822 | 301 | private static function noMoreElementsInChain(array $methodNames) |
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826 | |||
827 | 17 | public static function declareClass($fqn) |
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831 | |||
832 | 2 | public static function declareInterface($fqn) |
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836 | |||
837 | 18 | private static function declareType($fqn, $type) |
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863 | |||
864 | /** |
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865 | * Register a file to be deleted on tearDown. |
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866 | * |
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867 | * @param string $fileName |
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868 | */ |
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869 | 18 | public static function registerFileForCleanUp($fileName) |
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873 | } |
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874 |
Let’s assume that you have a directory layout like this:
and let’s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: