public function testShowCategoryName() { $object = new Series(); $this->assertInstanceOf('PhpOffice\\PhpPowerpoint\\Shape\\Chart\\Series', $object->setShowCategoryName(true)); $this->assertTrue($object->hasShowCategoryName()); $this->assertInstanceOf('PhpOffice\\PhpPowerpoint\\Shape\\Chart\\Series', $object->setShowCategoryName(false)); $this->assertFalse($object->hasShowCategoryName()); }