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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                declare( strict_types = 1 );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Wikibase\JsonDumpReader\Tests\Integration;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use JsonDumpData;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PHPUnit\Framework\TestCase;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Wikibase\JsonDumpReader\JsonDumpFactory;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @covers \Wikibase\JsonDumpReader\JsonDumpFactory  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @licence GNU GPL v2+  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author Jeroen De Dauw < [email protected] >  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class JsonDumpFactoryTest extends TestCase { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @var JsonDumpFactory  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $factory;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @var JsonDumpData  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $dumpData;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function setUp() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->factory = new JsonDumpFactory();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->dumpData = new JsonDumpData();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function testGzDumpReaderCanReadGzFile() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader = $this->factory->newGzDumpReader( $this->dumpData->getFiveEntitiesGzDumpPath() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertNull( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function testBz2DumpReaderCanReadBz2File() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( !function_exists( 'bzopen' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			self::markTestSkipped( 'bz2 is not installed' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader = $this->factory->newBz2DumpReader( $this->dumpData->getFiveEntitiesBz2DumpPath() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertNull( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function testExtractedDumpReaderCanReadJsonFile() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader = $this->factory->newExtractedDumpReader( $this->dumpData->getFiveEntitiesDumpPath() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertNull( $reader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                	public function testStringDumpIteratorWithGzReader() { | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$iterator = $this->factory->newStringDumpIterator(  | 
            
            
                                                                        
                            
            
                                    
            
            
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                			$this->factory->newGzDumpReader( $this->dumpData->getFiveEntitiesGzDumpPath() )  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertContainsOnly( 'string', $iterator );  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertCount( 5, $iterator );  | 
            
                            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function testObjectDumpIteratorWithBz2Reader() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( !function_exists( 'bzopen' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			self::markTestSkipped( 'bz2 is not installed' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$iterator = $this->factory->newObjectDumpIterator(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->factory->newBz2DumpReader( $this->dumpData->getFiveEntitiesBz2DumpPath() )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		foreach ( $iterator as $json ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->assertInternalType( 'array', $json );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->assertArrayHasKey( 'id', $json );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertCount( 5, $iterator );  | 
            
                            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function testGzReaderInitialPosition() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader = $this->factory->newGzDumpReader( $this->dumpData->getFiveEntitiesGzDumpPath() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader->nextJsonLine();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader->nextJsonLine();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$reader->nextJsonLine();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$newReader = $this->factory->newGzDumpReader(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->dumpData->getFiveEntitiesGzDumpPath(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$reader->getPosition()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $newReader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertJson( $newReader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->assertNull( $newReader->nextJsonLine() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                        
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: