public function testCanResetPluginLoaderByPassingNull() { $loader = new PluginLoader(); StaticFilter::setPluginLoader($loader); $this->assertSame($loader, StaticFilter::getPluginLoader()); StaticFilter::setPluginLoader(null); $registered = StaticFilter::getPluginLoader(); $this->assertNotSame($loader, $registered); $this->assertType('Zend\\Loader\\PluginLoader', $registered); }