FileNormalizeTest.php

<?php

namespace Drupal\Tests\hal\Kernel;

use Drupal\file\Entity\File;

/**
 * Tests that file entities can be normalized in HAL.
 *
 * @group hal
 * @group legacy
 */
class FileNormalizeTest extends NormalizerTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'file',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installEntitySchema('file');
    }
    
    /**
     * Tests the normalize function.
     */
    public function testNormalize() {
        $file_params = [
            'filename' => 'test_1.txt',
            'uri' => 'public://test_1.txt',
            'filemime' => 'text/plain',
        ];
        // Create a new file entity.
        $file = File::create($file_params);
        $file->setPermanent();
        file_put_contents($file->getFileUri(), 'hello world');
        $file->save();
        $expected_array = [
            'uri' => [
                [
                    'value' => $file->getFileUri(),
                    'url' => $file->createFileUrl(),
                ],
            ],
        ];
        $normalized = $this->serializer
            ->normalize($file, $this->format);
        $this->assertEquals($expected_array['uri'], $normalized['uri'], 'URI is normalized.');
    }

}