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First TwoPlayerTrueSkillCalculator unit test passed

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Jeff Moser
2010-08-28 22:05:41 -04:00
commit 12a02b8403
41 changed files with 1909 additions and 0 deletions
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46
UnitTests/Elo/EloAssert.php Normal file
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<?php
namespace Moserware\Skills\Elo;
require_once(dirname(__FILE__) . '/../../PHPSkills/Elo/EloRating.php');
require_once(dirname(__FILE__) . '/../../PHPSkills/GameInfo.php');
require_once(dirname(__FILE__) . '/../../PHPSkills/PairwiseComparison.php');
use Moserware\Skills\GameInfo;
use Moserware\Skills\PairwiseComparison;
class EloAssert
{
const ERROR_TOLERANCE = 0.1;
public static function assertChessRating(
$testClass,
$twoPlayerEloCalculator,
$player1BeforeRating,
$player2BeforeRating,
$player1Result,
$player1AfterRating,
$player2AfterRating)
{
$player1 = "Player1";
$player2 = "Player2";
$teams = array(
array( $player1 => new EloRating($player1BeforeRating) ),
array( $player2 => new EloRating($player2BeforeRating) )
);
$chessGameInfo = new GameInfo(1200, 0, 200);
$ranks = PairwiseComparison::getRankFromComparison($player1Result);
$result = $twoPlayerEloCalculator->calculateNewRatings(
$chessGameInfo,
$teams,
$ranks);
$testClass->assertEquals($player1AfterRating, $result[$player1]->getMean(), '', self::ERROR_TOLERANCE);
$testClass->assertEquals($player2AfterRating, $result[$player2]->getMean(), '', self::ERROR_TOLERANCE);
}
}
?>

39
UnitTests/Elo/FideEloCalculatorTest.php Normal file
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<?php
namespace Moserware\Skills\Elo;
require_once(dirname(__FILE__) . '/EloAssert.php');
require_once(dirname(__FILE__) . '/../../PHPSkills/PairwiseComparison.php');
require_once(dirname(__FILE__) . '/../../PHPSkills/Elo/FideEloCalculator.php');
require_once(dirname(__FILE__) . '/../../PHPSkills/Elo/FideKFactor.php');
use Moserware\Skills\PairwiseComparison;
use \PHPUnit_Framework_TestCase;
class FideEloCalculatorTest extends PHPUnit_Framework_TestCase
{
public function testFideProvisionalEloCalculator()
{
// verified against http://ratings.fide.com/calculator_rtd.phtml
$calc = new FideEloCalculator(new ProvisionalFideKFactor());
EloAssert::assertChessRating($this, $calc, 1200, 1500, PairwiseComparison::WIN, 1221.25, 1478.75);
EloAssert::assertChessRating($this, $calc, 1200, 1500, PairwiseComparison::DRAW, 1208.75, 1491.25);
EloAssert::assertChessRating($this, $calc, 1200, 1500, PairwiseComparison::LOSE, 1196.25, 1503.75);
}
public function testFideNonProvisionalEloCalculator()
{
// verified against http://ratings.fide.com/calculator_rtd.phtml
$calc = FideEloCalculator::createWithDefaultKFactor();
EloAssert::assertChessRating($this, $calc, 1200, 1200, PairwiseComparison::WIN, 1207.5, 1192.5);
EloAssert::assertChessRating($this, $calc, 1200, 1200, PairwiseComparison::DRAW, 1200, 1200);
EloAssert::assertChessRating($this, $calc, 1200, 1200, PairwiseComparison::LOSE, 1192.5, 1207.5);
EloAssert::assertChessRating($this, $calc, 2600, 2500, PairwiseComparison::WIN, 2603.6, 2496.4);
EloAssert::assertChessRating($this, $calc, 2600, 2500, PairwiseComparison::DRAW, 2598.6, 2501.4);
EloAssert::assertChessRating($this, $calc, 2600, 2500, PairwiseComparison::LOSE, 2593.6, 2506.4);
}
}
?>