getMockBuilder( \Magento\Framework\App\Config\FileResolver::class )->disableOriginalConstructor()->getMock(); $converter = $this->getMockBuilder( \Magento\Sales\Model\Config\Converter::class )->disableOriginalConstructor()->getMock(); $schema = $this->getMockBuilder( \Magento\Sales\Model\Config\SchemaLocator::class )->disableOriginalConstructor()->getMock(); $validator = $this->getMockBuilder( \Magento\Framework\Config\ValidationStateInterface::class )->disableOriginalConstructor()->getMock(); $this->_reader = new \Magento\Sales\Model\Config\Reader($fileResolver, $converter, $schema, $validator); } /** * Test creating object */ public function testInstanceof() { $this->assertInstanceOf(\Magento\Sales\Model\Config\Reader::class, $this->_reader); } }