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Jens True
2024-01-16 15:07:14 +00:00
parent 09ee4534e5
commit 46036cf82f
4 changed files with 131 additions and 0 deletions
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49
tests/TrueSkill/FactorGraphTrueSkillCalculatorTest.php Normal file
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<?php
namespace DNW\Skills\Tests\TrueSkill;
use DNW\Skills\Tests\TestCase;
use DNW\Skills\GameInfo;
use DNW\Skills\Player;
use DNW\Skills\Team;
use DNW\Skills\TrueSkill\FactorGraphTrueSkillCalculator;
class FactorGraphTrueSkillCalculatorTest extends TestCase
{
public function testMicrosoftResearchExample(): void
{
$gameInfo = new GameInfo();
$players[] = new Player("alice");
$players[] = new Player("bob");
$players[] = new Player("chris");
$players[] = new Player("darren");
$players[] = new Player("eve");
$players[] = new Player("fabien");
$players[] = new Player("george");
$players[] = new Player("hillary");
foreach ($players as $player) {
$teams[] = new Team($player, $gameInfo->getDefaultRating());
}
$calculator = new FactorGraphTrueSkillCalculator();
$newRatings = $calculator->calculateNewRatings($gameInfo, $teams, [1,2,3,4,5,6,7,8]);
$expected['alice'] = [36.771, 5.749];
$expected['bob'] = [32.242, 5.133];
$expected['chris'] = [29.074, 4.943];
$expected['darren'] = [26.322, 4.874];
$expected['eve'] = [23.678, 4.874];
$expected['fabien'] = [20.926, 4.943];
$expected['george'] = [17.758, 5.133];
$expected['hillary'] = [13.229, 5.749];
foreach ($players as $player) {
$rating = $newRatings->getRating($player);
$this->assertEqualsWithDelta($expected[$player->getId()][0], $rating->getMean(), 0.001);
$this->assertEqualsWithDelta($expected[$player->getId()][1], $rating->getStandardDeviation(), 0.001);
}
}
}