'Sets library content XBlock parameters, saves, publishes unit, goes to LMS unit page and
gets children XBlock headers to assert against them'

def _set_library_content_settings(self, count=1, capa_type='Any    Type'):

    self._change_library_content_settings(count=count, capa_type=capa_type)
    self._auto_auth(self.USERNAME, self.EMAIL, False)
    self._goto_library_block_page()
    return self.library_content_page.children_headers
