vendor/phpoffice/phpexcel/unitTests/Classes/PHPExcel/Worksheet/RowIteratorTest.php

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<?php

class RowIteratorTest extends PHPUnit_Framework_TestCase
{
    public $mockWorksheet;
    public $mockRow;

	public function setUp()
	{
		if (!defined('PHPEXCEL_ROOT')) {
			define('PHPEXCEL_ROOT', APPLICATION_PATH . '/');
		}
		require_once(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
        
        $this->mockRow = $this->getMockBuilder('PHPExcel_Worksheet_Row')
            ->disableOriginalConstructor()
            ->getMock();

        $this->mockWorksheet = $this->getMockBuilder('PHPExcel_Worksheet')
            ->disableOriginalConstructor()
            ->getMock();

        $this->mockWorksheet->expects($this->any())
                 ->method('getHighestRow')
                 ->will($this->returnValue(5));
        $this->mockWorksheet->expects($this->any())
                 ->method('current')
                 ->will($this->returnValue($this->mockRow));
    }


	public function testIteratorFullRange()
	{
        $iterator = new PHPExcel_Worksheet_RowIterator($this->mockWorksheet);
        $rowIndexResult = 1;
        $this->assertEquals($rowIndexResult, $iterator->key());
        
        foreach($iterator as $key => $row) {
            $this->assertEquals($rowIndexResult++, $key);
            $this->assertInstanceOf('PHPExcel_Worksheet_Row', $row);
        }
	}

	public function testIteratorStartEndRange()
	{
        $iterator = new PHPExcel_Worksheet_RowIterator($this->mockWorksheet, 2, 4);
        $rowIndexResult = 2;
        $this->assertEquals($rowIndexResult, $iterator->key());
        
        foreach($iterator as $key => $row) {
            $this->assertEquals($rowIndexResult++, $key);
            $this->assertInstanceOf('PHPExcel_Worksheet_Row', $row);
        }
	}

	public function testIteratorSeekAndPrev()
	{
        $iterator = new PHPExcel_Worksheet_RowIterator($this->mockWorksheet, 2, 4);
        $columnIndexResult = 4;
        $iterator->seek(4);