/**
*
*/
public function testExecute()
{
$object = new ParserCommand('');
$cache = $this->getMockBuilder(\BrowscapPHP\Cache\BrowscapCache::class)->disableOriginalConstructor()->setMethods(['getVersion', 'hasItem'])->getMock();
$cache->expects(self::once())->method('getVersion')->will(self::returnValue(1));
$cache->expects(self::exactly(2))->method('hasItem')->will(self::returnValue(false));
$object->setCache($cache);
$input = $this->getMockBuilder(\Symfony\Component\Console\Input\ArgvInput::class)->disableOriginalConstructor()->getMock();
$output = $this->getMockBuilder(\Symfony\Component\Console\Output\ConsoleOutput::class)->disableOriginalConstructor()->getMock();
$class = new \ReflectionClass('\\BrowscapPHP\\Command\\ParserCommand');
$method = $class->getMethod('execute');
$method->setAccessible(true);
self::assertNull($method->invoke($object, $input, $output));
}