function test_day_isFinished_31stfeb() { $period = new Piwik_Period_Day(Piwik_Date::factory("2007-02-31")); $this->assertEqual($period->isFinished(), true); $this->assertEqual($period->toString(), "2007-03-03"); $this->assertEqual($period->getSubperiods(), array()); $this->assertEqual($period->getNumberOfSubperiods(), 0); }