/** * @param \PHPUnit_Framework_MockObject_MockObject|Zend_Db_Adapter_Abstract $adapter * @depends testSetAddOrder */ public function testUnshiftOrder($adapter) { $this->collection->setConnection($adapter); $this->collection->addOrder('some_field', \Magento\Framework\Data\Collection::SORT_ORDER_ASC); $this->collection->unshiftOrder('other_field', \Magento\Framework\Data\Collection::SORT_ORDER_ASC); $this->collection->load(); $selectOrders = $this->collection->getSelect()->getPart(\Zend_Db_Select::ORDER); $this->assertEquals('other_field ASC', (string) array_shift($selectOrders)); $this->assertEquals('some_field ASC', (string) array_shift($selectOrders)); $this->assertEmpty(array_shift($selectOrders)); }