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:
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27 | class GameTest extends UnitTestCase |
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28 | { |
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29 | //<editor-fold desc="Public Methods"> |
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30 | /** |
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31 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getChildren |
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32 | * @uses \Tfboe\FmLib\Entity\Traits\Game::init |
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33 | */ |
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34 | public function testChildren() |
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40 | |||
41 | /** |
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42 | * @covers \Tfboe\FmLib\Entity\Traits\Game::setGameNumber |
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43 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getGameNumber |
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44 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getLocalIdentifier |
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45 | * @uses \Tfboe\FmLib\Entity\Helpers\TournamentHierarchyEntity::__construct |
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46 | */ |
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47 | public function testGameNumberAndLocalIdentifier() |
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55 | |||
56 | /** |
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57 | * @covers \Tfboe\FmLib\Entity\Traits\Game::init |
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58 | * @uses \Tfboe\FmLib\Entity\Traits\Game::getPlayersA |
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59 | * @uses \Tfboe\FmLib\Entity\Traits\Game::getPlayersB |
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60 | */ |
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61 | View Code Duplication | public function testInit() |
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70 | |||
71 | /** |
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72 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getLevel |
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73 | */ |
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74 | public function testLevel() |
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78 | |||
79 | /** |
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80 | * @covers \Tfboe\FmLib\Entity\Traits\Game::setMatch |
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81 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getMatch |
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82 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getParent |
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83 | * @uses \Tfboe\FmLib\Entity\Traits\Game::getGameNumber |
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84 | * @uses \Tfboe\FmLib\Entity\Traits\Game::setGameNumber |
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85 | */ |
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86 | View Code Duplication | public function testMatchAndParent() |
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113 | |||
114 | /** |
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115 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getPlayersA |
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116 | * @uses \Tfboe\FmLib\Entity\Traits\Game::init |
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117 | * @uses \Tfboe\FmLib\Entity\Helpers\TournamentHierarchyEntity::__construct |
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118 | */ |
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119 | public function testPlayersA() |
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129 | |||
130 | /** |
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131 | * @covers \Tfboe\FmLib\Entity\Traits\Game::getPlayersB |
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132 | * @uses \Tfboe\FmLib\Entity\Traits\Game::init |
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133 | * @uses \Tfboe\FmLib\Entity\Helpers\TournamentHierarchyEntity::__construct |
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134 | */ |
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135 | public function testPlayersB() |
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145 | //</editor-fold desc="Public Methods"> |
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146 | |||
147 | //<editor-fold desc="Private Methods"> |
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148 | /** |
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149 | * @return Game|MockObject a new game |
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150 | */ |
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151 | private function game(): MockObject |
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155 | //</editor-fold desc="Private Methods"> |
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156 | } |
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: