public function testRandomPointGenerator()
{
$count = 8;
$safeRow = 2;
$safeColumn = 4;
$length = 6;
$width = 10;
$points = RandomPointGenerator::generate($length, $width, $safeRow, $safeColumn, $count);
$this->assertEquals($count, count($points));
$pointStrings = [];
foreach ($points as $point) {
$this->assertFalse($point->getRow() == $safeRow && $point->getColumn() == $safeColumn);
$pointString = (string) $point;
$this->assertFalse(in_array($pointString, $pointStrings));
$pointStrings[] = $pointString;
}
}
public function makeMove(Move $move)
{
if ($this->gameState !== self::GAME_STATE_PLAYING) {
throw new InvalidArgumentException('game is already over');
}
$row = $move->getRow();
$column = $move->getColumn();
// wait until the user makes a first move to initialize the bomb locations
// in order to ensure that the first move doesn't ever land on a mine
if (!$this->bombsInitialized) {
$points = RandomPointGenerator::generate($this->getLength(), $this->getWidth(), $row, $column, $this->getBombCount());
$this->initBombs($points);
}
$cell = $this->getCell($row, $column);
if (!$cell->isHidden()) {
throw new InvalidArgumentException($row . ',' . $column . ' is already showing');
}
if ($move->isFlag()) {
$cell->toggleFlagged();
return;
}
if ($cell->isBomb()) {
$this->gameState = self::GAME_STATE_LOST;
} else {
$cell->setHidden(false);
$this->hiddenCount--;
if ($cell->getSurroundingBombCount() === 0) {
$this->revealSurroundingCells($row, $column);
}
if ($this->isGameWon()) {
$this->gameState = self::GAME_STATE_WON;
}
}
}