public function testIsNullFilter() { MySql::executeStatement("TRUNCATE TABLE tblCompany"); $company = new \Rhubarb\Stem\Tests\Fixtures\Company(); $company->CompanyName = "GCD"; $company->save(); $companies = new Collection('Rhubarb\\Stem\\Tests\\Fixtures\\Company'); $companies->filter(new Equals("CompanyName", null)); $this->assertEquals(0, $companies->count()); $companies = new Collection('Rhubarb\\Stem\\Tests\\Fixtures\\Company'); $companies->filter(new Equals("ProjectCount", null)); $this->assertEquals(1, $companies->count()); }