/**
*
*/
public function testRemove()
{
$fileSystem = $this->getFileSystem();
$fileSystem->shouldReceive('exists')->once()->with('/app/config/settings.php')->andReturn(true);
$fileSystem->shouldReceive('includeFile')->once()->with('/app/config/settings.php')->andReturn(['greeting' => 'hello']);
$config = new Config($fileSystem, '/app/config');
$this->assertEquals('hello', $config->get('settings.greeting'));
$config->remove('settings.greeting');
$this->assertNull($config->get('settings.greeting'));
}
