function test_check_capabilities() {
    wp_set_current_user( self::factory()->user->create( array( 'role' => 'administrator' ) ) );
    do_action( 'customize_register', $this->wp_customize );
    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'blogname',
      array(
        'settings' => array( 'blogname' ),
      )
    );
    $this->assertTrue( $partial->check_capabilities() );

    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'blogname',
      array(
        'settings' => array( 'blogname', 'non_existing' ),
      )
    );
    $this->assertFalse( $partial->check_capabilities() );

    $this->wp_customize->add_setting(
      'top_secret_message',
      array(
        'capability' => 'top_secret_clearance',
      )
    );
    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'blogname',
      array(
        'settings' => array( 'blogname', 'top_secret_clearance' ),
      )
    );
    $this->assertFalse( $partial->check_capabilities() );

    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'no_setting',
      array(
        'settings' => array(),
      )
    );
    $this->assertTrue( $partial->check_capabilities() );

    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'no_setting',
      array(
        'settings'   => array(),
        'capability' => 'top_secret_clearance',
      )
    );
    $this->assertFalse( $partial->check_capabilities() );

    $partial = new WP_Customize_Partial(
      $this->selective_refresh,
      'no_setting',
      array(
        'settings'   => array(),
        'capability' => 'edit_theme_options',
      )
    );
    $this->assertTrue( $partial->check_capabilities() );
  }