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Additional tests.

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Jens True 2024-05-15 07:01:15 +00:00
parent 65db7f64ea
commit cbf03c5736
1 changed files with 52 additions and 0 deletions
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tests/TrueSkill/TruncatedGaussianCorrectionFunctionsTest.php Normal file
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<?php
declare(strict_types=1);
namespace DNW\Skills\Tests\TrueSkill;
use DNW\Skills\TrueSkill\TruncatedGaussianCorrectionFunctions;
use DNW\Skills\Numerics\BasicMath;
use DNW\Skills\Numerics\GaussianDistribution;
use PHPUnit\Framework\TestCase;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\UsesClass;
#[CoversClass(TruncatedGaussianCorrectionFunctions::class)]
#[UsesClass(BasicMath::class)]
#[UsesClass(GaussianDistribution::class)]
class TruncatedGaussianCorrectionFunctionsTest extends TestCase
{
public function testVGreaterThan(): void {
// Test values taken from Ralf Herbrich's F# TrueSkill implementation
$want = 0.4181660649773850;
$tVar = 0.7495591915280050;
$eps = 0.0631282276750071;
$this->assertEqualsWithDelta($want, TruncatedGaussianCorrectionFunctions::vExceedsMargin($tVar, $eps), 1e-6);
}
public function testWGreaterThan(): void {
// Test values taken from Ralf Herbrich's F# TrueSkill implementation
$want = 0.4619049929317120;
$tVar = 0.7495591915280050;
$eps = 0.0631282276750071;
$this->assertEqualsWithDelta($want, TruncatedGaussianCorrectionFunctions::wExceedsMargin($tVar, $eps), 1e-6);
}
public function testVWithin(): void {
// Test values taken from Ralf Herbrich's F# TrueSkill implementation
$want = -0.7485644072749330;
$tVar = 0.7495591915280050;
$eps = 0.0631282276750071;
$this->assertEqualsWithDelta($want, TruncatedGaussianCorrectionFunctions::vWithinMargin($tVar, $eps), 1e-6);
}
public function testWWithin(): void {
// Test values taken from Ralf Herbrich's F# TrueSkill implementation
$want = 0.9986734210033660;
$tVar = 0.7495591915280050;
$eps = 0.0631282276750071;
$this->assertEqualsWithDelta($want, TruncatedGaussianCorrectionFunctions::wWithinMargin($tVar, $eps), 1e-6);
}
}