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Coding standards.

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This commit is contained in:
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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12
tests/Numerics/GaussianDistributionTest.php
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@@ -10,6 +10,18 @@ class GaussianDistributionTest extends TestCase
{
private const ERROR_TOLERANCE = 0.000001;
public function testGetters(): void
{
$gd = new GaussianDistribution(10, 3);
$this->assertEquals(10, $gd->getMean());
$this->assertEquals(9, $gd->getVariance());
$this->assertEquals(3, $gd->getStandardDeviation());
$this->assertEquals(1 / 9, $gd->getPrecision());
$this->assertEquals(1 / 9 * 10, $gd->getPrecisionMean());
$this->assertEqualsWithDelta(0.13298076013, $gd->getNormalizationConstant(), GaussianDistributionTest::ERROR_TOLERANCE);
}
public function testCumulativeTo(): void
{
// Verified with WolframAlpha

41
tests/Numerics/MatrixTest.php
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@@ -6,6 +6,7 @@ use DNW\Skills\Numerics\IdentityMatrix;
use DNW\Skills\Numerics\Matrix;
use DNW\Skills\Numerics\SquareMatrix;
use DNW\Skills\Tests\TestCase;
use Exception;
// phpcs:disable PSR2.Methods.FunctionCallSignature,Generic.Functions.FunctionCallArgumentSpacing.TooMuchSpaceAfterComma
class MatrixTest extends TestCase
@@ -129,6 +130,16 @@ class MatrixTest extends TestCase
3, 4);
$this->assertTrue($g->equals($h));
$i = new Matrix(1, 2, [[1,2]]);
$j = new Matrix(2, 1, [[1],[2]]);
$this->assertFalse($i->equals($j));
$k = new Matrix(2, 2, [[1,2],[3,4]]);
$l = new Matrix(2, 2, [[4,3],[2,1]]);
$this->assertFalse($k->equals($l));
}
public function testAdjugate(): void
@@ -185,5 +196,35 @@ class MatrixTest extends TestCase
$ccInverse = Matrix::multiply($c, $cInverse);
$this->assertTrue($identity3x3->equals($ccInverse));
}
public function testErrorDeterminant(): void
{
$this->expectException(Exception::class);
$matrix = new Matrix(2, 3, [[1,2,3],[1,2,3]]);
$matrix->getDeterminant();
}
public function testErrorAdjugate(): void
{
$this->expectException(Exception::class);
$matrix = new Matrix(2, 3, [[1,2,3],[1,2,3]]);
$matrix->getAdjugate();
}
public function testErrorAdd(): void
{
$this->expectException(Exception::class);
$m1 = new Matrix(2, 3, [[1,2,3],[1,2,3]]);
$m2 = new Matrix(1, 1, [[1,1]]);
Matrix::add($m1, $m2);
}
public function testErrorMultiply(): void
{
$this->expectException(Exception::class);
$m1 = new Matrix(2, 3, [[1,2,3],[1,2,3]]);
$m2 = new Matrix(1, 1, [[1,1]]);
Matrix::multiply($m1, $m2);
}
}
// phpcs:enable

29
tests/Numerics/RangeTest.php Normal file
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@@ -0,0 +1,29 @@
<?php
namespace DNW\Skills\Tests\Numerics;
use DNW\Skills\Numerics\Range;
use DNW\Skills\Tests\TestCase;
use Exception;
class RangeTest extends TestCase
{
public function testConstructInvalidParam(): void
{
$this->expectException(Exception::class);
$range = new Range(10, 5);
}
public function testFactoryInclusiveInvalidParam(): void
{
$this->expectException(Exception::class);
$range = Range::inclusive(10, 5);
}
public function testNormalUse(): void
{
$range = Range::inclusive(1, 10);
$this->assertEquals(1, $range->getMin());
$this->assertEquals(10, $range->getMax());
}
}