mockWorksheet = $this->getMockBuilder(Worksheet::class) ->disableOriginalConstructor() ->getMock(); $this->mockWorksheet->expects($this->any()) ->method('getHighestColumn') ->will($this->returnValue('E')); } public function testInstantiateRowDefault() { $row = new Row($this->mockWorksheet); $this->assertInstanceOf(Row::class, $row); $rowIndex = $row->getRowIndex(); $this->assertEquals(1, $rowIndex); } public function testInstantiateRowSpecified() { $row = new Row($this->mockWorksheet, 5); $this->assertInstanceOf(Row::class, $row); $rowIndex = $row->getRowIndex(); $this->assertEquals(5, $rowIndex); } public function testGetCellIterator() { $row = new Row($this->mockWorksheet); $cellIterator = $row->getCellIterator(); $this->assertInstanceOf(RowCellIterator::class, $cellIterator); } }