| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Graze\CiffRenderer\Test; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use \Mockery as m; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Graze\CiffRenderer\Field\Parser\FixedTextParser; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Graze\CiffRenderer\Field\Parser\ParserManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | class FixedTextParserTest extends \PHPUnit_Framework_TestCase | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |      * @var \Graze\CiffRenderer\Field\Parser\ParserInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     protected $parser1; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * @var \Graze\CiffRenderer\Field\Parser\ParserInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     protected $parser2; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @var \Graze\CiffRenderer\Field\Parser\ParserInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     protected $parser3; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     public function setUp() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |         $pwd = dirname(__FILE__); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         $pathToFixture1 = sprintf('%s/Fixture/FixedTextParserFixture1.xml', $pwd); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         $pathToFixture2 = sprintf('%s/Fixture/FixedTextParserFixture2.xml', $pwd); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         $pathToFixture3 = sprintf('%s/Fixture/FixedTextParserFixture3.xml', $pwd); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |         $xml1 = simplexml_load_file($pathToFixture1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         $xml2 = simplexml_load_file($pathToFixture2); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         $xml3 = simplexml_load_file($pathToFixture3); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         $this->parser1 = new FixedTextParser(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         $this->parser2 = new FixedTextParser(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         $this->parser3 = new FixedTextParser(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         // parser 1 and 2 container fixed text, parser 3 contains merge text | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         $this->parser1->setXmlField($xml1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         $this->parser2->setXmlField($xml2); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         $this->parser3->setXmlField($xml3); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         // parser manager required for testing merge text fields | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         $parserManager = m::mock(ParserManager::class) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |             ->shouldReceive('getParser') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |             ->andReturn($this->parser1, $this->parser2) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             ->getMock(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         $this->parser3->setParserManager($parserManager); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     public function testGetFontSize() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         $this->assertSame(7.0, $this->parser1->getFontSize()); | 
                            
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                | 59 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     public function testGetFontFace() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $this->assertSame('Arial', $this->parser1->getFontFace()); | 
                            
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                | 64 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  |     public function testGetOrientation() | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |         $this->assertSame(270, $this->parser1->getOrientation()); | 
                            
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                | 69 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     public function testGetTextFixed() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         $this->assertSame('some text', $this->parser1->getText()); | 
                            
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                | 74 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     public function testGetTextMerged() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         $this->assertSame('some text other text', $this->parser3->getText()); | 
                            
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                | 79 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 80 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 81 |  |  |  | 
            
                        
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: