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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10 | class GetByRefTest extends \PHPUnit_Framework_TestCase |
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11 | { |
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12 | /** |
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13 | * @expectedException Exception |
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14 | * @expectedExceptionMessage Please provide a documentReference object with a type and id |
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15 | */ |
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16 | public function invalid() |
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20 | |||
21 | /** |
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22 | * @test |
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23 | * @throws Exception |
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24 | */ |
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25 | View Code Duplication | public function singlePathToAttribute() |
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26 | { |
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27 | $result = $this->getMockConnector()->getByRef([ |
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28 | 'rootDocumentEntityType' => 'Test', |
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29 | 'rootDocumentId' => 'X', |
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30 | 'path' => [ |
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31 | [ |
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32 | 'field' => 'singlePathToAttribute' |
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33 | ] |
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34 | ] |
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35 | ]); |
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36 | |||
37 | $this->assertSame('value', $result); |
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38 | } |
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39 | |||
40 | /** |
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41 | * @test |
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42 | * @throws Exception |
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43 | */ |
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44 | View Code Duplication | public function multiplePathToAttribute() |
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45 | { |
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46 | $result = $this->getMockConnector()->getByRef([ |
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47 | 'rootDocumentEntityType' => 'Test', |
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48 | 'rootDocumentId' => 'X', |
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49 | 'path' => [ |
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50 | [ |
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51 | 'field' => 'multiplePathToAttribute' |
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52 | ], |
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53 | [ |
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54 | 'field' => 'field' |
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55 | ] |
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56 | ] |
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57 | ]); |
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58 | |||
59 | $this->assertSame('value', $result); |
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60 | } |
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61 | |||
62 | /** |
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63 | * @test |
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64 | * @throws Exception |
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65 | */ |
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66 | View Code Duplication | public function multiplePathToAttributeDepth() |
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87 | /** |
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88 | * @test |
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89 | * @throws Exception |
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90 | */ |
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91 | public function singlePathToArrayObject() |
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107 | /** |
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108 | * @test |
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109 | * @throws Exception |
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110 | */ |
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111 | View Code Duplication | public function multiplePathToArrayObject() |
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130 | /** |
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131 | * @return \PHPUnit_Framework_MockObject_MockObject|Connector |
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132 | */ |
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133 | protected function getMockConnector() |
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177 | } |
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178 |
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: