<?php

use XaiCorp\AbcParser\Application\UseCases\ExtractTuneFromCollection;
use XaiCorp\AbcParser\Application\UseCases\ImportAbcFile;

class ExtractTuneFromCollectionTest extends \Codeception\Test\Unit
{
    /**
     * @param string $filename
     * @return bool|string
     */
    private function getAbc($filename = '/abc/valid_abc_1.abc')
    {
        return file_get_contents(codecept_data_dir($filename));
    }

    public function testCreate()
    {
        $abc = $this->getAbc();
        $tunes = ImportAbcFile::create()->import($abc);

        $extractor = ExtractTuneFromCollection::create($tunes);

        $this->assertInstanceOf(ExtractTuneFromCollection::class, $extractor);
    }

    public function testExtractTuneByTitle()
    {
        $title = "Emmett's Hedgehog";

        $abc = $this->getAbc('/abc/jigs.abc');
        $tunes = ImportAbcFile::create()->import($abc);

        $extractor = ExtractTuneFromCollection::create($tunes);

        $result = $extractor->extractTuneByTitle($title);

        $this->assertCount(1, $result);
        $this->assertNotEquals($tunes, $result);
    }
}