public function test_value() {
    do_action( 'customize_register', $this->wp_customize );

    $menu_name      = 'Test 123 \\o/';
    $parent_menu_id = wp_create_nav_menu( wp_slash( "Parent $menu_name" ) );
    $description    = 'Hello my world \\o/.';
    $menu_id        = wp_update_nav_menu_object(
      0,
      wp_slash(
        array(
          'menu-name'   => $menu_name,
          'parent'      => $parent_menu_id,
          'description' => $description,
        )
      )
    );

    $setting_id = "nav_menu[$menu_id]";
    $setting    = new WP_Customize_Nav_Menu_Setting( $this->wp_customize, $setting_id );

    $value = $setting->value();
    $this->assertIsArray( $value );
    foreach ( array( 'name', 'description', 'parent' ) as $key ) {
      $this->assertArrayHasKey( $key, $value );
    }
    $this->assertSame( $menu_name, $value['name'] );
    $this->assertSame( $description, $value['description'] );
    $this->assertSame( $parent_menu_id, $value['parent'] );

    $new_menu_name = 'Foo';
    wp_update_nav_menu_object( $menu_id, wp_slash( array( 'menu-name' => $new_menu_name ) ) );
    $updated_value = $setting->value();
    $this->assertSame( $new_menu_name, $updated_value['name'] );
  }