/**
* Test merge for code coverage library 4 version
*
* @requires function \SebastianBergmann\CodeCoverage\CodeCoverage::merge
*/
public function testSimpleMerge()
{
$firstFile = PARATEST_ROOT . '/src/ParaTest/Logging/LogInterpreter.php';
$secondFile = PARATEST_ROOT . '/src/ParaTest/Logging/MetaProvider.php';
$filter = new Filter();
$filter->addFilesToWhitelist([$firstFile, $secondFile]);
$coverage1 = new CodeCoverage(null, $filter);
$coverage1->append(array($firstFile => array(35 => 1), $secondFile => array(34 => 1)), 'Test1');
$coverage2 = new CodeCoverage(null, $filter);
$coverage2->append(array($firstFile => array(35 => 1, 36 => 1)), 'Test2');
$merger = new CoverageMerger();
$this->call($merger, 'addCoverage', $coverage1);
$this->call($merger, 'addCoverage', $coverage2);
/** @var CodeCoverage $coverage */
$coverage = $this->getObjectValue($merger, 'coverage');
$this->assertInstanceOf('\\SebastianBergmann\\CodeCoverage\\CodeCoverage', $coverage);
$data = $coverage->getData();
$this->assertCount(2, $data[$firstFile][35]);
$this->assertEquals('Test1', $data[$firstFile][35][0]);
$this->assertEquals('Test2', $data[$firstFile][35][1]);
$this->assertCount(1, $data[$firstFile][36]);
$this->assertEquals('Test2', $data[$firstFile][36][0]);
$this->assertCount(1, $data[$secondFile][34]);
$this->assertEquals('Test1', $data[$secondFile][34][0]);
}