Add unit tests for File

tests/Unit/FileTest.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Models\File;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+use SplFileInfo;
+use Tests\TestCase;
+
+class FileTest extends TestCase
+{
+	use DatabaseTransactions;
+
+	/** @test */
+	public function it_can_be_instantiated()
+	{
+		$file = new File(__DIR__.'/../songs/full.mp3');
+		$this->assertInstanceOf(File::class, $file);
+		$file = new File(new SplFileInfo(__DIR__.'/../songs/full.mp3'));
+		$this->assertInstanceOf(File::class, $file);
+	}
+
+	/** @test */
+	public function file_info_is_retrieved_correctly()
+	{
+		$file = new File(__DIR__.'/../songs/full.mp3');
+		$info = $file->getInfo();
+
+		$expectedData = [
+			'artist' => 'Koel',
+			'album' => 'Koel Testing Vol. 1',
+			'compilation' => false,
+			'title' => 'Amet',
+			'track' => 5,
+			'lyrics' => '',
+			'cover' => [
+				'data' => file_get_contents(__DIR__.'/../blobs/cover.png'),
+			    'image_mime' => 'image/png',
+			    'image_width' => 512,
+			    'image_height' => 512,
+			    'imagetype' => 'PNG',
+			    'picturetype' => 'Other',
+			    'description' => '',
+			    'datalength' => 7627,
+			],
+			'path' => __DIR__.'/../songs/full.mp3',
+			'mtime' => filemtime(__DIR__.'/../songs/full.mp3'),
+			'albumartist' => '',
+		];
+
+		$this->assertArraySubset($expectedData, $info);
+		$this->assertEquals(10.083, $info['length'], '', 0.001);
+	}
+
+	/** @test */
+	public function song_without_a_title_tag_has_file_name_as_the_title()
+	{
+		$file = new File(__DIR__.'/../songs/blank.mp3');
+		$this->assertSame('blank', $file->getInfo()['title']);
+	}
+}