public function testApiUnregisterPlugin_UnregistersPlugin_WhenPluginIsRegistered()
{
$mock = $this->createCallableMock();
$mock->expects($this->once())->method('__invoke');
$plugin = $this->createFactoryPlugin(function () {
}, $mock);
$factory = $this->createFactory();
$plugin->registerPlugin($factory)->unregisterPlugin($factory);
}