public function testFindDoubles()
{
$array = [1, 2, 3, 2, 1];
$doubles = Math::findDoubles($array);
$this->assertContains(2, $doubles);
$this->assertContains(1, $doubles);
}
protected function getUnaivalableHalfScoreIndexes()
{
$usedInRow = [];
foreach ($this->extractionHistory->getRowHistory() as $number) {
$usedInRow[] = Math::numberToHalfScore($number);
}
$usedInFolder = [];
foreach ($this->extractionHistory->getFolderHistory() as $number) {
$usedInFolder[] = Math::numberToHalfScore($number);
}
$usedTwiceInFolder = Math::findDoubles($usedInFolder);
$consumed = [];
foreach ($this->halfScores as $index => $halfScore) {
if (count($halfScore) === 0) {
$consumed[] = $index;
}
}
return array_merge($consumed, $usedInRow, $usedTwiceInFolder);
}
