public function testRandomSplitCorrectSampleAndLabelPosition()
{
$dataset = new ArrayDataset($samples = [[1], [2], [3], [4]], $labels = [1, 2, 3, 4]);
$randomSplit = new RandomSplit($dataset, 0.5);
$this->assertEquals($randomSplit->getTestSamples()[0][0], $randomSplit->getTestLabels()[0]);
$this->assertEquals($randomSplit->getTestSamples()[1][0], $randomSplit->getTestLabels()[1]);
$this->assertEquals($randomSplit->getTrainSamples()[0][0], $randomSplit->getTrainLabels()[0]);
$this->assertEquals($randomSplit->getTrainSamples()[1][0], $randomSplit->getTrainLabels()[1]);
}