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 namespace VojtaSvoboda\Reservations\Tests\Models;  | 
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| 14 | class ReservationTest extends PluginTestCase  | 
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| 15 | { | 
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| 16 | private $defaultStatus;  | 
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| 17 | |||
| 18 | View Code Duplication | public function setUp()  | 
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| 29 | |||
| 30 | /**  | 
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| 31 | * Get tested model.  | 
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| 32 | *  | 
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| 33 | * @return Reservation  | 
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| 34 | */  | 
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| 35 | public function getModel()  | 
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| 36 |     { | 
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| 37 | return App::make(Reservation::class);  | 
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| 38 | }  | 
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| 39 | |||
| 40 | public function testBeforeCreate()  | 
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| 53 | |||
| 54 | public function testIsDateAvailableFailing()  | 
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| 65 | |||
| 66 | public function testIsDateAvailablePassed()  | 
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| 78 | |||
| 79 | public function testIsDateAvailableForCancelled()  | 
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| 98 | |||
| 99 | public function testIsCancelled()  | 
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| 107 | |||
| 108 | public function testGetHash()  | 
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| 109 |     { | 
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| 110 | $model = $this->getModel();  | 
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| 111 | |||
| 112 | $firstHash = $model->getUniqueHash();  | 
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| 113 | $secondHash = $model->getUniqueHash();  | 
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| 114 | |||
| 115 | $this->assertNotEquals($firstHash, $secondHash);  | 
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| 116 | }  | 
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| 117 | |||
| 118 | public function testGetEmptyHash()  | 
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| 124 | |||
| 125 | public function testGetNumber()  | 
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| 126 |     { | 
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| 127 | $model = $this->getModel();  | 
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| 128 | |||
| 129 | $firstNumber = $model->getUniqueNumber();  | 
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| 130 | $secondNumber = $model->getUniqueNumber();  | 
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| 131 | |||
| 132 | $this->assertNotEquals($firstNumber, $secondNumber);  | 
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| 133 | }  | 
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| 134 | |||
| 135 | public function testGetEmptyNumber()  | 
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| 141 | |||
| 142 | public function testScopeNotCancelled()  | 
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| 143 |     { | 
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| 144 | $model = $this->getModel();  | 
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| 145 | |||
| 146 | // create reservation  | 
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| 147 | $reservation = $model->create($this->getTestingReservationData());  | 
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| 148 | $reservations = $model->notCancelled()->get();  | 
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| 149 | $this->assertNotEmpty($reservations);  | 
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| 150 | |||
| 151 | // change reservation to cancelled  | 
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| 152 |         $reservation->status = Status::where('ident', 'cancelled')->first(); | 
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| 153 | $reservation->save();  | 
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| 154 | $reservations = $model->notCancelled()->get();  | 
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| 155 | $this->assertEmpty($reservations);  | 
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| 156 | }  | 
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| 157 | |||
| 158 | /**  | 
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| 159 | * Get testing reservation data.  | 
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| 160 | *  | 
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| 161 | * @return array  | 
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| 162 | */  | 
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| 163 | View Code Duplication | private function getTestingReservationData()  | 
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| 164 |     { | 
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| 165 | return [  | 
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| 166 |             'date' => Carbon::createFromFormat('Y-m-d H:i', '2016-08-18 20:00'), | 
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| 167 | 'email' => '[email protected]',  | 
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| 168 | 'phone' => '777111222',  | 
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| 169 | 'street' => 'ABCDE',  | 
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| 170 | 'name' => 'Vojta Svoboda',  | 
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| 171 | 'message' => 'Hello.',  | 
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| 172 | 'status' => $this->getDefaultStatus(),  | 
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| 173 | ];  | 
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| 174 | }  | 
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| 175 | |||
| 176 | /**  | 
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| 177 | * Get default status object.  | 
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| 178 | *  | 
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| 179 | * @return mixed  | 
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| 180 | */  | 
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| 181 | private function getDefaultStatus()  | 
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| 190 | }  | 
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| 191 |