function testWithMultipleComparisons()
 {
     $this->funcComparison->addFunction('also slow', self::$slowFunc);
     $this->funcComparison->addFunction('slow again', self::$slowFunc);
     $results = $this->funcComparison->run()->getResults();
     $this->assertEquals(4, count($results));
     $this->assertEquals('fast', $results[0]->getDescription());
 }