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|
<?php
namespace SMW\Tests\Iterators;
use SMW\Iterators\ResultIterator;
use SMW\Tests\PHPUnitCompat;
/**
* @covers \SMW\Iterators\ResultIterator
* @group semantic-mediawiki
*
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class ResultIteratorTest extends \PHPUnit_Framework_TestCase {
use PHPUnitCompat;
public function testCanConstruct() {
$this->assertInstanceOf(
ResultIterator::class,
new ResultIterator( [] )
);
}
public function testInvalidConstructorArgumentThrowsException() {
$this->setExpectedException( 'RuntimeException' );
$instance = new ResultIterator( 2 );
}
public function testdoIterateOnArray() {
$result = [
1, 42
];
$instance = new ResultIterator( $result );
$this->assertCount(
2,
$instance
);
foreach ( $instance as $key => $value ) {
$this->assertEquals(
$result[$key],
$value
);
}
}
public function testdoSeekOnArray() {
$result = [
1, 42, 1001
];
$instance = new ResultIterator( $result );
$instance->seek( 1 );
$this->assertEquals(
42,
$instance->current()
);
}
public function testdoIterateOnResultWrapper() {
$resultWrapper = $this->getMockBuilder( '\ResultWrapper' )
->disableOriginalConstructor()
->getMock();
$resultWrapper->expects( $this->once() )
->method( 'numRows' )
->will( $this->returnValue( 1 ) );
$resultWrapper->expects( $this->atLeastOnce() )
->method( 'current' )
->will( $this->returnValue( 42 ) );
$instance = new ResultIterator( $resultWrapper );
$this->assertCount(
1,
$instance
);
foreach ( $instance as $key => $value ) {
$this->assertEquals(
42,
$value
);
}
}
}
|
