def METHOD_NAME(specviz_helper, spectrum1d):
    label = "Test 1D Spectrum"
    specviz_helper.load_data(spectrum1d, data_label=label)
    lt = QTable()
    lt['linename'] = ['O III', 'Halpha']
    lt['rest'] = [5007, 6563]*u.AA
    lt['listname'] = 'Test List'
    specviz_helper.load_line_list(lt)
    ll_plugin = specviz_helper.app.get_tray_item_from_name('g-line-list')
    line = ll_plugin.list_contents['Test List']['lines'][0]
    assert line.get('identify', False) is False
    ll_plugin.vue_set_identify(('Test List', line, 0))
    assert line.get('identify', False) is True
    ll_plugin.vue_change_visible(('Test List', line, 0))
    assert line.get('show') is False
    assert line.get('identify', False) is False