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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\DeriveHeaderStrategy; |
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use PHPUnit\Framework\TestCase; |
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/** |
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* @coversDefaultClass \SubjectivePHP\Csv\DeriveHeaderStrategy |
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*/ |
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final class DeriveHeaderStrategyTest extends TestCase |
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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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$strategy = new DeriveHeaderStrategy(); |
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$fileObject = $this->getFileObject(); |
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$headers = $strategy->getHeaders($fileObject); |
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$this->assertSame( |
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['id', 'author', 'title', 'genre', 'price', 'publish_date', 'description'], |
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$strategy->getHeaders($fileObject) |
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); |
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} |
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/** |
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* @test |
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* @covers ::isHeaderRow |
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*/ |
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View Code Duplication |
public function rowIsHeaderRow() |
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{ |
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$strategy = new DeriveHeaderStrategy(); |
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$fileObject = $this->getFileObject(); |
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$headers = $strategy->getHeaders($fileObject); |
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$this->assertTrue($strategy->isHeaderRow($fileObject->fgetcsv())); |
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} |
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/** |
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* @test |
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* @covers ::isHeaderRow |
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*/ |
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View Code Duplication |
public function rowNotIsHeaderRow() |
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{ |
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$strategy = new DeriveHeaderStrategy(); |
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$fileObject = $this->getFileObject(); |
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$headers = $strategy->getHeaders($fileObject); |
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$fileObject->fgetcsv(); |
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$this->assertFalse($strategy->isHeaderRow($fileObject->fgetcsv())); |
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} |
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View Code Duplication |
private function getFileObject() : SplFileObject |
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{ |
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$fileObject = new SplFileObject(__DIR__ . '/_files/pipe_delimited.txt'); |
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$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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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.