class FileAudioFormatterTest

class FileAudioFormatterTest extends FileMediaFormatterTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * @covers ::viewElements
     *
     * @dataProvider dataProvider
     */
    public function testRender($tag_count, $formatter_settings) : void {
        $field_config = $this->createMediaField('file_audio', 'mp3', $formatter_settings);
        file_put_contents('public://file.mp3', str_repeat('t', 10));
        $file1 = File::create([
            'uri' => 'public://file.mp3',
            'filename' => 'file.mp3',
        ]);
        $file1->save();
        $file2 = File::create([
            'uri' => 'public://file.mp3',
            'filename' => 'file.mp3',
        ]);
        $file2->save();
        $entity = EntityTest::create([
            $field_config->getName() => [
                [
                    'target_id' => $file1->id(),
                ],
                [
                    'target_id' => $file2->id(),
                ],
            ],
        ]);
        $entity->save();
        $this->drupalGet($entity->toUrl());
        $file1_url = $file1->createFileUrl();
        $file2_url = $file2->createFileUrl();
        $assert_session = $this->assertSession();
        $assert_session->elementsCount('css', 'audio[controls="controls"]', $tag_count);
        $assert_session->elementExists('css', "audio > source[src='{$file1_url}'][type='audio/mpeg']");
        $assert_session->elementExists('css', "audio > source[src='{$file2_url}'][type='audio/mpeg']");
    }

}