public void hidePerspective( final String perspectiveId ) {
    changePerspectiveVisibility( perspectiveId, true );
  }
@Test
  public void hidePerspective() {
    SpoonPerspectiveManager.PerspectiveManager perspectiveManager = perspectiveManagerMap.get( perspective );
    spoonPerspectiveManager.hidePerspective( perspective.getId() );

    verify( perspectiveManager ).setPerspectiveHidden( PERSPECTIVE_NAME, true );
  }