* @param fromName source name, must exist
* @param toName target name, must not exist
*/
private void categoryRename(String fromName, String toName)
{
ManageCategoriesPage categoriesPage = ManageCategoriesPage.gotoPage();
Assert.assertTrue(categoriesPage.isCategoryPresent(fromName));
Assert.assertFalse(categoriesPage.isCategoryPresent(toName));
categoriesPage.renameCategory(fromName, toName);
Assert.assertFalse(categoriesPage.isCategoryPresent(fromName));
Assert.assertTrue(categoriesPage.isCategoryPresent(toName));
}