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 |
||
| 19 | class Expression extends atoum |
||
| 20 | { |
||
| 21 | public function patternDataProvider() |
||
| 22 | { |
||
| 23 | return [ |
||
| 24 | ['/page-1.html', '\/page\-1\.html.*'], |
||
| 25 | ['/page-1.html$', '\/page\-1\.html'], |
||
| 26 | ['/page*/dossier.html', '\/page.*\/dossier\.html.*'], |
||
| 27 | ['/page*/dossier.html$', '\/page.*\/dossier\.html'], |
||
| 28 | ['/page+1$', '\/page\+1'], |
||
| 29 | ['/page+1?query=toto$', '\/page\+1\?query\=toto'], |
||
| 30 | ['/page+1?query[0]=foo&query[1]=bar$', '\/page\+1\?query\[0\]\=foo&query\[1\]\=bar'], |
||
| 31 | ]; |
||
| 32 | } |
||
| 33 | |||
| 34 | /** |
||
| 35 | * @dataProvider patternDataProvider |
||
| 36 | */ |
||
| 37 | public function testPattern($exp, $pattern) |
||
| 38 | { |
||
| 39 | $this |
||
| 40 | ->given($sut = new SUT($exp)) |
||
| 41 | ->then |
||
| 42 | ->string($sut->getRaw()) |
||
| 43 | ->isEqualTo($exp) |
||
| 44 | ->castToString($sut) |
||
| 45 | ->isEqualTo($pattern); |
||
| 46 | } |
||
| 47 | |||
| 48 | public function containsDataProvider() |
||
| 49 | { |
||
| 50 | return [ |
||
| 51 | ['/page-1', '/page-1/dossier.html', true], |
||
| 52 | ['/page-1$', '/page-1/dossier.html', false], |
||
| 53 | ['/page*', '/page-1/dossier.html', true], |
||
| 54 | ['/page*', '/page*/dossier.html', true], |
||
| 55 | ]; |
||
| 56 | } |
||
| 57 | |||
| 58 | /** |
||
| 59 | * @dataProvider containsDataProvider |
||
| 60 | */ |
||
| 61 | public function testContains($exp, $exp2, $contains) |
||
| 62 | { |
||
| 63 | $this |
||
| 64 | ->given( |
||
| 65 | $sut = new SUT($exp), |
||
| 66 | $sut2 = new SUT($exp2) |
||
| 67 | ) |
||
| 68 | ->then |
||
| 69 | ->boolean($sut->contains($sut2)) |
||
| 70 | ->isEqualTo($contains); |
||
| 71 | } |
||
| 72 | |||
| 73 | /** |
||
| 74 | * @dataProvider containsDataProvider |
||
| 75 | */ |
||
| 76 | public function testContained($exp, $exp2, $contained) |
||
| 77 | { |
||
| 78 | $this |
||
| 79 | ->given( |
||
| 80 | $sut = new SUT($exp), |
||
| 81 | $sut2 = new SUT($exp2) |
||
| 82 | ) |
||
| 83 | ->then |
||
| 84 | ->boolean($sut2->contained($sut)) |
||
| 85 | ->isEqualTo($contained); |
||
| 86 | } |
||
| 87 | } |
||
| 88 |