public function testSetGetProduct() { $this->assertNull($this->_model->getProduct()); $productOne = new Varien_Object(); $this->_model->setData('product', $productOne); $this->assertSame($productOne, $this->_model->getProduct()); $productTwo = new Varien_Object(); $this->_model->setProduct($productTwo); $this->assertSame($productTwo, $this->_model->getProduct()); }