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

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2016-07-16 21:29:40 +00:00
<?php
declare (strict_types = 1);
namespace tests\Phpml\Dataset;
use Phpml\Dataset\FilesDataset;
class FilesDatasetTest extends \PHPUnit_Framework_TestCase
{
/**
* @expectedException \Phpml\Exception\DatasetException
*/
public function testThrowExceptionOnMissingRootFolder()
{
new FilesDataset('some/not/existed/path');
}
public function testLoadFilesDatasetWithBBCData()
{
$rootPath = dirname(__FILE__).'/Resources/bbc';
$dataset = new FilesDataset($rootPath);
$this->assertEquals(50, count($dataset->getSamples()));
$this->assertEquals(50, count($dataset->getTargets()));
$targets = ['business', 'entertainment', 'politics', 'sport', 'tech'];
$this->assertEquals($targets, array_values(array_unique($dataset->getTargets())));
$firstSample = file_get_contents($rootPath.'/business/001.txt');
$this->assertEquals($firstSample, $dataset->getSamples()[0][0]);
$lastSample = file_get_contents($rootPath.'/tech/010.txt');
$this->assertEquals($lastSample, $dataset->getSamples()[49][0]);
}
}