/**
* @inheritdoc
*/
public function generateAdjacentNodes(Node $node)
{
$adjacentNodes = array();
$myNode = MyNode::fromNode($node);
if ($myNode->getRow() == 0) {
$startingRow = 0;
} else {
$startingRow = $myNode->getRow() - 1;
}
if ($myNode->getRow() == $this->terrainCost->getTotalRows() - 1) {
$endingRow = $myNode->getRow();
} else {
$endingRow = $myNode->getRow() + 1;
}
if ($myNode->getColumn() == 0) {
$startingColumn = 0;
} else {
$startingColumn = $myNode->getColumn() - 1;
}
if ($myNode->getColumn() == $this->terrainCost->getTotalColumns() - 1) {
$endingColumn = $myNode->getColumn();
} else {
$endingColumn = $myNode->getColumn() + 1;
}
for ($row = $startingRow; $row <= $endingRow; $row++) {
for ($column = $startingColumn; $column <= $endingColumn; $column++) {
$adjacentNode = new MyNode($row, $column);
if ($adjacentNode->getID() !== $myNode->getID()) {
$adjacentNodes[] = $adjacentNode;
}
}
}
return $adjacentNodes;
}
/**
* @param MyNode $needle
* @param MyNode[] $haystack
*/
private function assertContainsMyNode(MyNode $needle, array $haystack)
{
foreach ($haystack as $node) {
if ($needle->getID() === $node->getID()) {
return;
}
}
$this->fail('Failed asserting that the array ' . print_r($haystack, true) . 'contains the specified node ' . print_r($needle, true));
}
/**
* @dataProvider validPointProvider
*/
public function testShouldGenerateAnID($row, $column)
{
$expectedID = $row . 'x' . $column;
$sut = new MyNode($row, $column);
$this->assertSame($expectedID, $sut->getID());
}
