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<?php
namespace SMW\Tests\Util;
use SMW\DIWikiPage;
use SMWDataValue as DataValue;
use SMWDataItem as DataItem;
use SMWQueryResult as QueryResult;
use Closure;
use RuntimeException;
/**
* @license GNU GPL v2+
* @since 2.0
*
* @author mwjames
*/
class QueryResultValidator extends \PHPUnit_Framework_Assert {
private $dataValueValidationMethod = null;
/**
* @since 2.0
*
* @param mixed $expected
* @param QueryResult $queryResult
*
* @throws RuntimeException
*/
public function assertThatQueryResultContains( $expected, QueryResult $queryResult ) {
if ( $expected instanceOf DataValue ) {
return $this->assertThatDataValueIsSet( $expected, $queryResult );
}
if ( $expected instanceOf DataItem ) {
return $this->assertThatDataItemIsSet( $expected, $queryResult );
}
throw new RuntimeException( "Expected object is unknown or not registered" );
}
/**
* @since 2.0
*
* @param DataValue $expectedDataValue
* @param QueryResult $queryResult
*/
public function assertThatDataValueIsSet( DataValue $expectedDataValue, QueryResult $queryResult ) {
if ( $this->dataValueValidationMethod === null ) {
$this->useWikiValueForDataValueValidation();
}
$assertThatDataValueIsSet = false;
$this->assertEmpty( $queryResult->getErrors() );
while ( $resultArray = $queryResult->getNext() ) {
foreach ( $resultArray as $result ) {
while ( ( $dataValue = $result->getNextDataValue() ) !== false ) {
if ( call_user_func_array( $this->dataValueValidationMethod, array( $expectedDataValue, $dataValue ) ) ) {
$assertThatDataValueIsSet = true;
}
}
}
}
$this->assertTrue( $assertThatDataValueIsSet, 'Asserts that the expected DataValue is set' );
}
/**
* @since 2.0
*
* @param DataItem $expectedDataItem
* @param QueryResult $queryResult
*/
public function assertThatDataItemIsSet( DataItem $expectedDataItem, QueryResult $queryResult ) {
$assertThatDataItemIsSet = false;
$this->assertEmpty( $queryResult->getErrors() );
while ( $resultArray = $queryResult->getNext() ) {
foreach ( $resultArray as $result ) {
while ( ( $dataItem = $result->getNextDataItem() ) !== false ) {
$this->assertEquals( $expectedDataItem, $dataItem );
$assertThatDataItemIsSet = true;
}
}
}
$this->assertTrue( $assertThatDataItemIsSet, 'Asserts that the expected DataItem is set' );
}
/**
* @since 2.0
*
* @param mixed $expected
* @param QueryResult $queryResult
*/
public function assertThatQueryResultHasSubjects( $expectedSubjects, QueryResult $queryResult ) {
$expectedSubjects = is_array( $expectedSubjects ) ? $expectedSubjects : array( $expectedSubjects );
$expectedToCount = count( $expectedSubjects );
$actualComparedToCount = 0;
$assertThatQueryResultHasSubjects = false;
$this->assertEmpty( $queryResult->getErrors() );
foreach ( $queryResult->getResults() as $resultSubject ) {
foreach ( $expectedSubjects as $expectedSubject ) {
if ( $expectedSubject instanceOf DIWikiPage && $expectedSubject->equals( $resultSubject ) ) {
$actualComparedToCount++;
$assertThatQueryResultHasSubjects = true;
}
}
}
if ( $expectedToCount > 0 ) {
$this->assertTrue( $assertThatQueryResultHasSubjects, 'Asserts that a subject is set' );
$this->assertEquals( $expectedToCount, $actualComparedToCount, 'Asserts that all listed subjects are set' );
}
}
/**
* @since 2.0
*
* @param Closure $validationMethod
*
* @return QueryResultValidator
*/
public function registerCustomMethodForDataValueValidation( Closure $validationMethod ) {
$this->dataValueValidationMethod = $validationMethod;
return $this;
}
/**
* @since 2.0
*
* @return QueryResultValidator
*/
public function useWikiValueForDataValueValidation() {
$this->dataValueValidationMethod = function( DataValue $expectedDataValue, DataValue $dataValue ) {
return $expectedDataValue->getWikiValue() === $dataValue->getWikiValue();
};
return $this;
}
}
|
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