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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace SubjectivePHPTest\Csv;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use SplFileObject;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use SubjectivePHP\Csv\MappedHeaderStrategy;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PHPUnit\Framework\TestCase;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @coversDefaultClass \SubjectivePHP\Csv\MappedHeaderStrategy  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @covers ::__construct  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                final class MappedHeaderStrategyTest extends TestCase  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const HEADER_MAP = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'id' => 'Book ID',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'author' => 'Author',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'title' => 'Title',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'genre' => 'Genre',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'price' => 'Price',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'publish_date' => 'Publish Date',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'description' => 'Description',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @test  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @covers ::getHeaders  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getHeaders()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $fileObject = $this->getFileObject();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $strategy = $this->getStrategy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->assertSame(array_values(self::HEADER_MAP), $strategy->getHeaders($fileObject));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @test  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @covers ::isHeaderRow  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function rowIsHeaderRow()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $strategy = $this->getStrategy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->assertTrue($strategy->isHeaderRow(array_keys(self::HEADER_MAP)));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @test  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @covers ::isHeaderRow  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
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                View Code Duplication | 
                    public function rowIsNotHeaderRow()  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $strategy = $this->getStrategy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $fileObject = $this->getFileObject();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $fileObject->fgetcsv();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->assertFalse($strategy->isHeaderRow($fileObject->fgetcsv()));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @test  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @covers ::createDataRow  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function createDataRow()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $row = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'bk101',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'Gambardella, Matthew',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'XML Developer\'s Guide',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'Computer',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            '44.95',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            '2000-10-01',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'An in-depth look at creating applications with XML.',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $strategy = $this->getStrategy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->assertSame(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Book ID' => 'bk101',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Author' => 'Gambardella, Matthew',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Title' => 'XML Developer\'s Guide',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Genre' => 'Computer',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Price' => '44.95',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Publish Date' => '2000-10-01',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'Description' => 'An in-depth look at creating applications with XML.',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $strategy->createDataRow($row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                View Code Duplication | 
                    private function getFileObject() : SplFileObject  | 
            
                            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $fileObject = new SplFileObject(__DIR__ . '/_files/basic.csv');  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $fileObject->setFlags(SplFileObject::READ_CSV);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $fileObject->setCsvControl(','); | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $fileObject;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function getStrategy() : MappedHeaderStrategy  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new MappedHeaderStrategy(self::HEADER_MAP);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.