class NormalizerTestBase

abstract class NormalizerTestBase extends KernelTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'serialization',
        'system',
        'field',
        'entity_test',
        'text',
        'filter',
        'user',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() {
        parent::setUp();
        $this->installEntitySchema('entity_test_mulrev');
        $this->installEntitySchema('user');
        $this->installConfig([
            'field',
        ]);
        \Drupal::moduleHandler()->invoke('rest', 'install');
        // Auto-create a field for testing.
        FieldStorageConfig::create([
            'entity_type' => 'entity_test_mulrev',
            'field_name' => 'field_test_text',
            'type' => 'text',
            'cardinality' => 1,
            'translatable' => FALSE,
        ])->save();
        FieldConfig::create([
            'entity_type' => 'entity_test_mulrev',
            'field_name' => 'field_test_text',
            'bundle' => 'entity_test_mulrev',
            'label' => 'Test text-field',
            'widget' => [
                'type' => 'text_textfield',
                'weight' => 0,
            ],
        ])->save();
    }

}