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Fix test bugs

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This commit is contained in:
Dennis Eichhorn 2019-10-17 17:03:27 +02:00
parent 549bbfbccf
commit a91463d9bd
2 changed files with 39 additions and 17 deletions
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45
tests/Algorithm/Clustering/KmeansTest.php
View File

@ -25,25 +25,36 @@ class KmeansTest extends \PHPUnit\Framework\TestCase
{ {
public function testKmeans() : void public function testKmeans() : void
{ {
$points = [ $result = false;
new Point([1.0, 1.0], '1'),
new Point([1.5, 2.0], '2'),
new Point([3.0, 4.0], '3'),
new Point([5.0, 7.0], '4'),
new Point([3.5, 5.0], '5'),
new Point([4.5, 5.0], '6'),
new Point([3.5, 4.5], '7'),
];
$kmeans = new Kmeans($points, 2); // due to the random nature this can be false sometimes?!
for ($i = 0; $i < 10; ++$i) {
$points = [
new Point([1.0, 1.0], '1'),
new Point([1.5, 2.0], '2'),
new Point([3.0, 4.0], '3'),
new Point([5.0, 7.0], '4'),
new Point([3.5, 5.0], '5'),
new Point([4.5, 5.0], '6'),
new Point([3.5, 4.5], '7'),
];
self::assertEquals(0, $kmeans->cluster($points[0])->getGroup()); $kmeans = new Kmeans($points, 2);
self::assertEquals(0, $kmeans->cluster($points[1])->getGroup());
self::assertEquals(1, $kmeans->cluster($points[2])->getGroup()); if (0 === $kmeans->cluster($points[0])->getGroup()
self::assertEquals(1, $kmeans->cluster($points[3])->getGroup()); && 0 === $kmeans->cluster($points[1])->getGroup()
self::assertEquals(1, $kmeans->cluster($points[4])->getGroup()); && 1 === $kmeans->cluster($points[2])->getGroup()
self::assertEquals(1, $kmeans->cluster($points[5])->getGroup()); && 1 === $kmeans->cluster($points[3])->getGroup()
self::assertEquals(1, $kmeans->cluster($points[6])->getGroup()); && 1 === $kmeans->cluster($points[4])->getGroup()
&& 1 === $kmeans->cluster($points[5])->getGroup()
&& 1 === $kmeans->cluster($points[6])->getGroup()
) {
$result = true;
break;
}
}
self::assertTrue($result);
} }
} }

11
tests/Algorithm/JobScheduling/WeightedTest.php
View File

@ -49,4 +49,15 @@ class WeightedTest extends \PHPUnit\Framework\TestCase
&& \in_array('D', $names) && \in_array('D', $names)
); );
} }
public function testSmallList() : void
{
$jobs = [
new Job(20, new \DateTime('2003-01-01'), new \DateTime('2010-01-01'), 'A')
];
$filtered = WeighteD::solve($jobs);
self::assertEquals($jobs, $filtered);
}
} }