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<?php |
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declare( strict_types = 1 ); |
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namespace Wikibase\JsonDumpReader\Tests\Unit\Reader; |
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use PHPUnit\Framework\TestCase; |
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use Wikibase\JsonDumpReader\Reader\GzDumpReader; |
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/** |
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* @covers \Wikibase\JsonDumpReader\Reader\GzDumpReader |
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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 GzDumpReaderTest extends TestCase { |
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public function testGivenInvalidGzPath_exceptionIsThrown() { |
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$this->expectException( 'RuntimeException' ); |
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$reader = new GzDumpReader( __DIR__ . '/../../data/does-not-exist.json.gz' ); |
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$reader->nextJsonLine(); |
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} |
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private function assertFindsEntity( GzDumpReader $reader, $expectedId ) { |
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$line = $reader->nextJsonLine(); |
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$this->assertJson( $line ); |
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$this->assertContains( $expectedId, $line ); |
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} |
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public function testGivenGzFileWithNoEntities_nullIsReturned() { |
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$reader = new GzDumpReader( ( new \JsonDumpData() )->getEmptyGzDumpPath() ); |
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$this->assertNull( $reader->nextJsonLine() ); |
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} |
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public function testGivenGzFileWithFiveEntities_fiveEntityAreFound() { |
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$reader = new GzDumpReader( ( new \JsonDumpData() )->getFiveEntitiesGzDumpPath() ); |
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$this->assertFindsEntity( $reader, 'Q1' ); |
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$this->assertFindsEntity( $reader, 'Q8' ); |
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$this->assertFindsEntity( $reader, 'P16' ); |
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$this->assertFindsEntity( $reader, 'P19' ); |
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$this->assertFindsEntity( $reader, 'P22' ); |
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$this->assertNull( $reader->nextJsonLine() ); |
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} |
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public function testRewind() { |
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$reader = new GzDumpReader( ( new \JsonDumpData() )->getFiveEntitiesGzDumpPath() ); |
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$this->assertFindsEntity( $reader, 'Q1' ); |
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$this->assertFindsEntity( $reader, 'Q8' ); |
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$reader->rewind(); |
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$this->assertFindsEntity( $reader, 'Q1' ); |
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} |
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public function testResumeFromPosition() { |
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$reader = new GzDumpReader( ( new \JsonDumpData() )->getFiveEntitiesGzDumpPath() ); |
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$this->assertFindsEntity( $reader, 'Q1' ); |
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$this->assertFindsEntity( $reader, 'Q8' ); |
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$position = $reader->getPosition(); |
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unset( $reader ); |
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$newReader = new GzDumpReader( ( new \JsonDumpData() )->getFiveEntitiesGzDumpPath() ); |
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$newReader->seekToPosition( $position ); |
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$this->assertFindsEntity( $newReader, 'P16' ); |
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} |
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} |
JeroenDeDauw /
JsonDumpReader
