public function testNonExistentWireReturnsFalse()
{
$circuit = new Circuit();
$this->assertFalse($circuit->getWire('a'), 'Getting non existent wire did not return false');
}
$loopCount = 0;
do {
foreach ($lines as $key => $command) {
if (in_array($key, $processedIndexes)) {
continue;
// Already processed - this will make it slow, but hey! :)
}
$result = false;
$cmd = (new CommandParser($command))->getCommand();
$assignee = new Wire($cmd['assignee']);
switch ($cmd['type']) {
case 'ASSIGN':
if (is_numeric($cmd['value'])) {
$result = $cmd['value'];
} else {
$wire1 = $circuit->getWire($cmd['value']);
if ($wire1 === false) {
break;
}
$result = $wire1->getSignal();
}
break;
case 'AND':
if (is_numeric($cmd['wires'][0])) {
$wire1 = new Wire('zz', $cmd['wires'][0]);
$wire2 = $circuit->getWire($cmd['wires'][1]);
} else {
$wire1 = $circuit->getWire($cmd['wires'][0]);
$wire2 = $circuit->getWire($cmd['wires'][1]);
}
if ($wire1 === false || $wire2 === false) {
