php-ml/tests/Phpml/Dataset/CsvDatasetTest.php

50 lines
1.2 KiB
PHP

<?php
declare(strict_types=1);
namespace tests\Phpml\Dataset;
use Phpml\Dataset\CsvDataset;
use PHPUnit\Framework\TestCase;
class CsvDatasetTest extends TestCase
{
/**
* @expectedException \Phpml\Exception\FileException
*/
public function testThrowExceptionOnMissingFile()
{
new CsvDataset('missingFile', 3);
}
public function testSampleCsvDatasetWithHeaderRow()
{
$filePath = dirname(__FILE__).'/Resources/dataset.csv';
$dataset = new CsvDataset($filePath, 2, true);
$this->assertCount(10, $dataset->getSamples());
$this->assertCount(10, $dataset->getTargets());
}
public function testSampleCsvDatasetWithoutHeaderRow()
{
$filePath = dirname(__FILE__).'/Resources/dataset.csv';
$dataset = new CsvDataset($filePath, 2, false);
$this->assertCount(11, $dataset->getSamples());
$this->assertCount(11, $dataset->getTargets());
}
public function testLongCsvDataset()
{
$filePath = dirname(__FILE__).'/Resources/longdataset.csv';
$dataset = new CsvDataset($filePath, 1000, false);
$this->assertCount(1000, $dataset->getSamples()[0]);
$this->assertEquals('label', $dataset->getTargets()[0]);
}
}