public function testCanAddAnOutputPlugin()
{
// ----------------------------------------------------------------
// setup the test
$obj = new Output();
$slotName = "unit-test";
$origPlugin = Mockery::mock('DataSift\\Storyplayer\\OutputLib\\OutputPlugin');
// ----------------------------------------------------------------
// perform the change
$obj->usePluginInSlot($origPlugin, $slotName);
// ----------------------------------------------------------------
// test the results
$activePlugin = $obj->getActivePluginInSlot($slotName);
$this->assertSame($origPlugin, $activePlugin);
Mockery::close();
}