Total Complexity | 57 |
Total Lines | 228 |
Duplicated Lines | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
Complex classes like TAssertions 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.
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 TAssertions, and based on these observations, apply Extract Interface, too.
1 | <?php |
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6 | trait TAssertions { |
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7 | /** |
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8 | * @param string|array $variable |
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9 | */ |
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10 | protected function showStringOrArray($variable): string { |
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11 | return (is_string($variable) ? $variable : "(array)"); |
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12 | } |
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13 | |||
14 | /** |
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15 | * Tries an assertion |
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16 | * |
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17 | * @param mixed $code Assertion to try |
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18 | * @param string $failureText Text to print on failure |
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19 | */ |
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20 | protected function assert($code, string $failureText = ""): void { |
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21 | $success = ($code == true); |
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22 | if(Environment::getShouldFail()) { |
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23 | $success = !$success; |
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24 | } |
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25 | if(!$success) { |
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26 | $message = ($failureText === "") ? "Assertion \"$code\" is not true." : $failureText; |
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27 | } |
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28 | Environment::testResult($message ?? "", $success); |
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29 | } |
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30 | |||
31 | /** |
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32 | * Are both values same? |
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33 | * |
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34 | * @param mixed $expected |
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35 | * @param mixed $actual |
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36 | */ |
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37 | protected function assertSame($expected, $actual): void { |
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38 | $success = ($expected == $actual); |
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39 | if(Environment::getShouldFail()) { |
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40 | $success = !$success; |
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41 | } |
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42 | if(!$success) { |
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43 | $message = "The value is not $expected but $actual."; |
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44 | } |
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45 | Environment::testResult($message ?? "", $success); |
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46 | } |
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47 | |||
48 | /** |
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49 | * Are not both values same? |
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50 | * |
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51 | * @param mixed $expected |
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52 | * @param mixed $actual |
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53 | */ |
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54 | protected function assertNotSame($expected, $actual): void { |
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63 | } |
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64 | |||
65 | /** |
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66 | * Is the expression true? |
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67 | * |
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68 | * @param mixed $actual |
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69 | */ |
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70 | protected function assertTrue($actual): void { |
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71 | $success = ($actual == true); |
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72 | if(Environment::getShouldFail()) { |
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73 | $success = !$success; |
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74 | } |
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75 | if(!$success) { |
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76 | $message = "The expression is not true."; |
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77 | } |
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78 | Environment::testResult($message ?? "", $success); |
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79 | } |
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80 | |||
81 | /** |
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82 | * Is the expression false? |
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83 | * |
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84 | * @param mixed $actual |
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85 | */ |
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86 | protected function assertFalse($actual): void { |
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87 | $success = ($actual == false); |
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88 | if(Environment::getShouldFail()) { |
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89 | $success = !$success; |
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90 | } |
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91 | if(!$success) { |
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92 | $message = "The expression is not false."; |
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93 | } |
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94 | Environment::testResult($message ?? "", $success); |
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95 | } |
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96 | |||
97 | /** |
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98 | * Is the value null? |
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99 | * |
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100 | * @param mixed $actual |
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101 | */ |
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102 | protected function assertNull($actual): void { |
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103 | $success = ($actual == null); |
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104 | if(Environment::getShouldFail()) { |
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105 | $success = !$success; |
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106 | } |
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107 | if(!$success) { |
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108 | $message = "The value is not null."; |
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109 | } |
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110 | Environment::testResult($message ?? "", $success); |
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111 | } |
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112 | |||
113 | /** |
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114 | * Is not the value null? |
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115 | * |
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116 | * @param mixed $actual |
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117 | */ |
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118 | protected function assertNotNull($actual): void { |
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127 | } |
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128 | |||
129 | /** |
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130 | * Does $actual contain $needle? |
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131 | * |
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132 | * @param string|array $needle |
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133 | * @param string|array $actual |
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134 | */ |
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135 | protected function assertContains($needle, $actual): void { |
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152 | } |
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153 | } |
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154 | |||
155 | /** |
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156 | * Does $actual not contain $needle? |
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157 | * |
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158 | * @param string|array $needle |
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159 | * @param string|array $actual |
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160 | */ |
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161 | protected function assertNotContains($needle, $actual): void { |
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178 | } |
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179 | } |
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180 | |||
181 | /** |
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182 | * Does $value contain $count items? |
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183 | * |
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184 | * @param string|array|\Countable $value |
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185 | */ |
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186 | protected function assertCount(int $count, $value): void { |
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194 | } |
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195 | } |
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196 | |||
197 | /** |
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198 | * Does $value not contain $count items? |
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199 | * |
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200 | * @param string|array|\Countable $value |
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201 | */ |
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202 | protected function assertNotCount(int $count, $value): void { |
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203 | if(!is_array($value) && !$value instanceof \Countable) { |
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204 | Environment::testResult("The variable is not array or countable object.", false); |
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205 | } elseif(count($value) === $count) { |
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206 | $actual = count($value); |
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207 | Environment::testResult("Count of the variable is $actual.", false); |
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208 | } else { |
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209 | Environment::testResult(""); |
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210 | } |
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211 | } |
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212 | |||
213 | /** |
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214 | * Is $value of type $type? |
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215 | * |
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216 | * @param string|object $type |
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217 | * @param mixed $value |
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218 | */ |
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219 | protected function assertType($type, $value): void { |
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234 | } |
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235 | } |
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237 | ?> |