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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| 8 | class AbstractModelTest extends PHPUnit_Framework_TestCase  | 
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| 9 | { | 
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| 10 | protected $vocabulary = array(  | 
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| 11 | 'rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#',  | 
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| 12 | 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#',  | 
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| 13 | 'owl' => 'http://www.w3.org/2002/07/owl#',  | 
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| 14 | 'xsd' => 'http://www.w3.org/2001/XMLSchema#',  | 
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| 15 | 'dct' => 'http://purl.org/dc/terms/',  | 
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| 16 | 'void' => 'http://rdfs.org/ns/void#',  | 
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| 17 | 'prov' => 'http://www.w3.org/ns/prov#',  | 
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| 18 | 'schema' => 'http://schema.org/',  | 
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| 19 | 'wgs' => 'http://www.w3.org/2003/01/geo/wgs84_pos#',  | 
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| 20 | 'foaf' => 'http://xmlns.com/foaf/0.1/',  | 
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| 21 | 'dq' => 'http://purl.org/linked-data/cube#',  | 
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| 22 | 'daq' => 'http://purl.org/eis/vocab/daq#',  | 
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| 23 | 'botk' => 'http://http://linkeddata.center/botk/v1#',  | 
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| 24 | );  | 
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| 25 | |||
| 26 | |||
| 27 | /**  | 
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| 28 | * @dataProvider data  | 
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| 29 | */  | 
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| 30 | public function testConstructor($data, $expectedData)  | 
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| 31 | 	{ | 
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| 32 | $localBusiness = new DummyModel($data);  | 
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| 33 | $this->assertEquals($expectedData, $localBusiness->asArray());  | 
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| 34 | }  | 
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| 35 | public function data()  | 
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| 36 |     { | 
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| 37 | return array(  | 
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| 38 |     		array( array(), array('base'=> 'http://linkeddata.center/botk/resource/'),), | 
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| 39 |     		array( array('base'	=> 'urn:a:','id'=>'x'), array('base'=> 'urn:a:','id'=>'x')), | 
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| 40 | );  | 
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| 41 | }  | 
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| 42 | |||
| 43 | |||
| 44 | public function testConstructorWithCustomOptions()  | 
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| 45 | 	{ | 
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| 46 | $localBusiness = new DummyModel(array(), array (  | 
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| 47 | 			'base'	=> array('default'	=> 'urn:a:'), | 
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| 48 | 			'lang'	=> array('default'	=> 'en'), | 
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| 49 | ));  | 
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| 50 | $options = $localBusiness->getOptions();  | 
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| 51 | $this->assertEquals(  | 
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| 52 | array(  | 
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| 53 | 'default' => 'urn:a:',  | 
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| 54 | 'filter' => FILTER_SANITIZE_URL,  | 
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| 55 | 'flags' => FILTER_REQUIRE_SCALAR,  | 
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| 56 | ),  | 
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| 57 | $options['base']  | 
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| 58 | );  | 
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| 59 | 		$this->assertEquals(array('default'    => 'en'),$options['lang']); | 
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| 60 | }  | 
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| 61 | |||
| 62 | |||
| 63 | public function testgetVocabularies()  | 
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| 64 | 	{ | 
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| 65 | $obj = new DummyModel(array());  | 
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| 66 | |||
| 67 | $this->assertEquals($this->vocabulary, $obj->getVocabularies());  | 
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| 68 | }  | 
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| 69 | |||
| 70 | |||
| 71 | public function testSetVocabulary()  | 
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| 72 | 	{ | 
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| 73 | $vocabulary = $this->vocabulary;  | 
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| 74 | $vocabulary['my'] = 'urn:test:';  | 
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| 75 | |||
| 76 | $obj = new DummyModel(array());  | 
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| 77 | 		$obj->setVocabulary('my','urn:test:'); | 
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| 78 | |||
| 79 | $this->assertEquals($vocabulary, $obj->getVocabularies());  | 
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| 80 | }  | 
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| 81 | |||
| 82 | |||
| 83 | public function testUnsetVocabulary()  | 
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| 84 | 	{ | 
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| 85 | $vocabulary = $this->vocabulary;  | 
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| 86 | unset($vocabulary['foaf']);  | 
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| 87 | |||
| 88 | $obj = new DummyModel(array());  | 
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| 89 | 		$obj->unsetVocabulary('foaf'); | 
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| 90 | |||
| 91 | $this->assertEquals($vocabulary, $obj->getVocabularies());  | 
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| 92 | }  | 
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| 93 | |||
| 94 | |||
| 95 | /**  | 
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| 96 | * @dataProvider uris  | 
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| 97 | */  | 
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| 98 | public function testGetUri($data, $expectedData)  | 
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| 99 | 	{ | 
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| 100 | $obj = new DummyModel($data);  | 
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| 101 | 		$obj->setIdGenerator(function($d){return'abc';}); | 
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| 102 | $this->assertEquals($expectedData, $obj->getUri());  | 
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| 103 | }  | 
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| 104 | public function uris()  | 
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| 105 |     { | 
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| 106 | return array(  | 
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| 107 | array( array(), 'http://linkeddata.center/botk/resource/abc'),  | 
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| 108 | 	    	array( array('base'=>'http://example.com/resource/'),	'http://example.com/resource/abc'), | 
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| 109 | 	    	array( array('base'=>'http://example.com/resource/', 'id'=>'efg'),	'http://example.com/resource/efg'), | 
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| 110 | 	    	array( array('uri'=>'http://example.com/resource/ijk'),	'http://example.com/resource/ijk'),	 | 
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| 111 | );  | 
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| 112 | }  | 
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| 113 | |||
| 114 | public function testTurtleHeader()  | 
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| 115 | 	{		 | 
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| 116 | $obj = new DummyModel(array());  | 
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| 117 | $s ="";  | 
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| 118 | 		foreach( $this->vocabulary as $p=>$v){ | 
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| 119 | $s.= "@prefix $p: <$v> .\n";  | 
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| 120 | }  | 
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| 121 | |||
| 122 | $this->assertEquals($s, $obj->getTurtleHeader());  | 
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| 123 | }  | 
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| 124 | |||
| 125 | |||
| 126 | public function testTurtleHeaderWithBase()  | 
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| 127 | 	{		 | 
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| 128 | $obj = new DummyModel(array());  | 
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| 129 | $s ="@base <urn:a:b> .\n";  | 
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| 130 | 		foreach( $this->vocabulary as $p=>$v){ | 
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| 131 | $s.= "@prefix $p: <$v> .\n";  | 
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| 132 | }  | 
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| 133 | |||
| 134 | 		$this->assertEquals($s,  $obj->getTurtleHeader('urn:a:b')); | 
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| 135 | }  | 
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| 136 | |||
| 137 | |||
| 138 | |||
| 139 | public function testAsString()  | 
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| 140 | 	{		 | 
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| 141 | $obj = new DummyModel(array());  | 
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| 142 | $s= $obj->getTurtleHeader() ."\n<urn:a:b> owl:sameAs <urn:a:b> .";  | 
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| 143 | |||
| 144 | $this->assertEquals($s, (string)$obj);  | 
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| 145 | }  | 
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| 146 | |||
| 147 | }  | 
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| 148 | |||
| 149 |