44 lines
1.3 KiB
PHP
44 lines
1.3 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Phpml\Tests\Dataset;
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use Phpml\Dataset\FilesDataset;
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use Phpml\Exception\DatasetException;
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use PHPUnit\Framework\TestCase;
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class FilesDatasetTest extends TestCase
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{
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public function testThrowExceptionOnMissingRootFolder(): void
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{
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$this->expectException(DatasetException::class);
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new FilesDataset('some/not/existed/path');
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}
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public function testLoadFilesDatasetWithBBCData(): void
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{
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$rootPath = dirname(__FILE__).'/Resources/bbc';
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$dataset = new FilesDataset($rootPath);
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self::assertCount(50, $dataset->getSamples());
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self::assertCount(50, $dataset->getTargets());
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$targets = ['business', 'entertainment', 'politics', 'sport', 'tech'];
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self::assertEquals($targets, array_values(array_unique($dataset->getTargets())));
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$firstSample = file_get_contents($rootPath.'/business/001.txt');
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self::assertEquals($firstSample, $dataset->getSamples()[0]);
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$firstTarget = 'business';
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self::assertEquals($firstTarget, $dataset->getTargets()[0]);
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$lastSample = file_get_contents($rootPath.'/tech/010.txt');
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self::assertEquals($lastSample, $dataset->getSamples()[49]);
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$lastTarget = 'tech';
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self::assertEquals($lastTarget, $dataset->getTargets()[49]);
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}
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}
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