private function assertOnlyTrackerPluginsAreLoaded($expectedPluginNamesLoaded)
{
// should currently load between 10 and 25 plugins
$this->assertLessThan(25, count($this->manager->getLoadedPlugins()));
$this->assertGreaterThan(10, count($this->manager->getLoadedPlugins()));
// we need to make sure it actually only loaded the correct ones
$this->assertEquals($expectedPluginNamesLoaded, array_keys($this->manager->getLoadedPlugins()));
}