/**
* @param array $sudoku
*/
private function initBoxes(array $sudoku)
{
for ($i = 0; $i < 9; $i = $i + 3) {
for ($j = 0; $j < 9; $j = $j + 3) {
$extractedBox = $this->arrayHelper->extract($sudoku, $i, $j, 3, 3);
$this->boxes[] = $this->boxFactory->build($extractedBox);
}
}
}
/**
* @return array
*/
public function getAs1dArray()
{
return $this->arrayHelper->convertTo1d($this->box);
}
/**
* @param array $extractedColumn
*
* @return SudokuColumn
*/
public function build(array $extractedColumn)
{
$this->dimensionValidator->validate($extractedColumn, 9, 1);
$row = $this->arrayHelper->convertTo1d($extractedColumn);
return new $this->class($row);
}
public function testConvertColumnTo1d()
{
$expected = array(1, 2, 3);
$converted = $this->helper->convertTo1d($this->getMatrix(3, 1));
$this->assertEquals($expected, $converted);
}
