is_warranty = ''; $this->assertTrue($c->is_warranty === 0); $c->is_warranty = '4'; $this->assertTrue($c->is_warranty == 4); } public function testSetsCostsAppropriately() { $c = new AssetMaintenance(); $c->cost = '0.00'; $this->assertTrue($c->cost === null); $c->cost = '9.54'; $this->assertTrue($c->cost === 9.54); $c->cost = '9.50'; $this->assertTrue($c->cost === 9.5); } public function testNullsOutNotesIfBlank() { $c = new AssetMaintenance; $c->notes = ''; $this->assertTrue($c->notes === null); $c->notes = 'This is a long note'; $this->assertTrue($c->notes === 'This is a long note'); } public function testNullsOutCompletionDateIfBlankOrInvalid() { $c = new AssetMaintenance; $c->completion_date = ''; $this->assertTrue($c->completion_date === null); $c->completion_date = '0000-00-00'; $this->assertTrue($c->completion_date === null); } }