Piwik\Plugin\Manager::getInstance PHP Method

    public static function getInstance()
    {
        return StaticContainer::get('Piwik\\Plugin\\Manager');
    }

 public function test_getAllDimensions_shouldReturnActionVisitAndConversionDimensions()
 {
     Manager::getInstance()->loadPlugins(array('Actions', 'Events', 'DevicesDetector', 'Goals'));
     $dimensions = Dimension::getAllDimensions();
     $this->assertGreaterThan(20, count($dimensions));
     $foundConversion = false;
     $foundVisit = false;
     $foundAction = false;
     foreach ($dimensions as $dimension) {
         if ($dimension instanceof \Piwik\Plugin\Dimension\ConversionDimension) {
             $foundConversion = true;
         } else {
             if ($dimension instanceof \Piwik\Plugin\Dimension\ActionDimension) {
                 $foundAction = true;
             } else {
                 if ($dimension instanceof \Piwik\Plugin\Dimension\VisitDimension) {
                     $foundVisit = true;
                 } else {
                     $this->fail('Unexpected dimension class found');
                 }
             }
         }
         $this->assertRegExp('/Piwik.Plugins.(Actions|Events|DevicesDetector|Goals).Columns/', get_class($dimension));
     }
     $this->assertTrue($foundConversion);
     $this->assertTrue($foundAction);
     $this->assertTrue($foundVisit);
 }