public function formatOutput(Seats $seats)
{
$output = '';
foreach ($seats->getSeats() as $str) {
$output .= $str == '' ? '-' : $str;
}
return $output;
}
public function testProcessString()
{
$obj = new Seats(6);
$obj->processString('N');
$test = $obj->getSeats();
$expected = ['N', '', '', '', '', ''];
$this->assertEquals($expected, $test);
$obj->processString('A');
$test = $obj->getSeats();
$expected = ['N', '', 'A', '', '', ''];
$this->assertEquals($expected, $test);
$obj->processString('B');
$test = $obj->getSeats();
$expected = ['N', '', 'A', '', 'B', ''];
$this->assertEquals($expected, $test);
$obj->processString('E');
$test = $obj->getSeats();
$expected = ['N', '', 'A', '', 'B', 'E'];
$this->assertEquals($expected, $test);
$obj->processString('b');
$test = $obj->getSeats();
$expected = ['N', '', 'A', '', '', 'E'];
$this->assertEquals($expected, $test);
$obj->processString('B');
$test = $obj->getSeats();
$expected = ['N', '', 'A', 'B', '', 'E'];
$this->assertEquals($expected, $test);
$obj->processString('Z');
$test = $obj->getSeats();
$expected = ['N', 'Z', 'A', 'B', '', 'E'];
$this->assertEquals($expected, $test);
$obj->processString('n');
$test = $obj->getSeats();
$expected = ['', 'Z', 'A', 'B', '', 'E'];
$this->assertEquals($expected, $test);
}