public function testGetRelationshipGroups() { $this->assertEqual($this->product->getRelationshipGroups(ProductRelationship::TYPE_CROSS)->getTotalRecordCount(), 0); $relationship = ProductRelationshipGroup::getNewInstance($this->product, ProductRelationship::TYPE_CROSS); $this->assertEqual($this->product->getRelationshipGroups(ProductRelationship::TYPE_CROSS)->getTotalRecordCount(), 0); $relationship->save(); $this->assertEqual($this->product->getRelationshipGroups(ProductRelationship::TYPE_CROSS)->getTotalRecordCount(), 1); }