def test_widget_notes_remove_artf_evts(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.channels.new_group(test_name='eog') w.notes.update_notes(annot_psg_path) w.notes.new_eventtype(test_type_str='Artefact') w.notes.action['new_event'].setChecked(True) w.notes.add_event('Artefact', (1, 2), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (3, 6), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (7, 10), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (14, 31), '') w.notes.add_event('Artefact', (70, 85), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (87, 90), '') w.notes.add_event('Artefact', (90, 92), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (105, 120), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (125.0, 125.2), 'EEG Pz-Oz (scalp)') w.notes.add_event('Artefact', (132, 142), 'EEG Pz-Oz (scalp)') times = [(8, 15), (30, 50), (56, 100), (100, 111), (135, 140), (150, 160)] new_times = remove_artf_evts(times, w.notes.annot) assert new_times == [(10, 14), (31, 50), (56, 70), (85, 87), (92, 100), (100, 105), (150, 160)] w.notes.delete_eventtype(test_type_str='Artefact') w.close()
def test_widget_channels_save(qtbot): w = MainWindow() qtbot.addWidget(w) assert not w.channels.action['save_channels'].isEnabled() w.info.open_dataset(str(gui_file)) assert w.channels.action['save_channels'].isEnabled() channel_make_group(w) w.channels.new_group(test_name='eog') chan_tab_i = w.channels.tabs.currentIndex() channelsgroup = w.channels.tabs.widget(chan_tab_i) channelsgroup.idx_l0.item(2).setSelected(True) channelsgroup.idx_hp.setValue(20) channelsgroup.idx_lp.setValue(0) channelsgroup.idx_scale.setValue(10) w.channels.color_group(test_color=QColor('#ff4a87')) w.channels.button_apply.click() toolbar = w.findChild(QToolBar, 'File Management') button_save = find_in_qt(toolbar, QToolButton, "Save Montage") button_save.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'channels_12_save_chan.png')) button_save.setStyleSheet("") w.channels.save_channels(test_name=str(channel_montage_file))
def test_widget_channels_reref(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) w.channels.new_group(test_name='reref') chan_tab_i = w.channels.tabs.currentIndex() channelsgroup = w.channels.tabs.widget(chan_tab_i) channelsgroup.idx_l0.item(0).setSelected(True) channelsgroup.idx_l0.item(1).setSelected(True) channelsgroup.idx_reref.click() w.channels.button_apply.click() w.channels.save_channels(test_name=str(channel_montage_reref_file)) # add one channel that doesn't exist with channel_montage_file.open() as outfile: groups = load(outfile) groups[0]['chan_to_plot'].append('NOT EXIST') with channel_montage_file.open('w') as outfile: dump(groups, outfile, indent=' ') # load dataset, but ignore extra channel w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) w.channels.load_channels(test_name=str(channel_montage_file)) assert 'NOT EXIST' in w.statusBar().currentMessage()
def test_widget_notes_mark_event(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.channels.new_group(test_name='eog') w.notes.update_notes(annot_psg_path) w.traces.Y_wider() w.traces.Y_wider() w.traces.action['cross_chan_mrk'].setChecked(True) w.traces.go_to_epoch(test_text_str='23:34:45') w.notes.new_eventtype(test_type_str='spindle') w.notes.action['new_event'].setChecked(True) w.notes.add_event('spindle', (24293.01, 24294.65), 'EEG Pz-Oz (scalp)') screenshot(w, 'notes_14_mark_event.png') w.notes.add_event('spindle', (24288.01, 24288.90), 'EEG Fpz-Cz (scalp)') w.notes.add_event('spindle', (24297.5, 24298.00), 'EEG Fpz-Cz (scalp)') screenshot(w, 'notes_20_mark_short_event.png') pos = w.traces.mapFromScene(QPointF(24294, 75)) mouseclick = QMouseEvent(QEvent.MouseButtonPress, pos, Qt.LeftButton, Qt.NoButton, Qt.NoModifier) w.traces.mousePressEvent(mouseclick) screenshot(w, 'notes_15_highlight_event.png') w.notes.delete_eventtype(test_type_str='spindle') w.close()
def test_widget_traces_gotoepoch(qtbot): w = MainWindow() w.show() w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() menubar = w.menuBar() act_navigation = find_in_qt(menubar, QAction, 'Navigation') menubar.setActiveAction(act_navigation) act_navigation.menu().setActiveAction(w.traces.action['go_to_epoch']) screenshot(w, 'traces_01_gotoepoch.png') w.close() w.traces.go_to_epoch(test_text_str='xxx') assert w.statusBar().currentMessage() == 'Input can only contain digits and colons' w.traces.go_to_epoch(test_text_str='1130') assert w.value('window_start') == 1130 w.traces.go_to_epoch(test_text_str='22:30') assert w.value('window_start') == 20400 w.info.idx_start.setStyleSheet("background-color: red;") w.info.grab().save(str(GUI_PATH / 'traces_02_gotoepoch.png')) w.info.idx_start.setStyleSheet("")
def test_widget_notes_import_error(qtbot): w = MainWindow() qtbot.addWidget(w) w.notes.import_fasst(test_fasst=str(gui_file), test_annot=str(annot_fasst_export_file)) assert 'FASST .mat file' in w.statusBar().currentMessage()
def test_widget_notes_show_fasst(qtbot): w = MainWindow() qtbot.addWidget(w) w.notes.import_fasst(test_fasst=str(annot_fasst_path), test_annot=str(annot_fasst_export_file)) w.grab().save(str(GUI_PATH / 'notes_05_show_imported.png'))
def test_widget_notes_load(qtbot): w = MainWindow() qtbot.addWidget(w) toolbar = w.findChild(QToolBar, 'File Management') button_save = find_in_qt(toolbar, QToolButton, "Load Annotations") button_save.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'notes_03_load.png')) button_save.setStyleSheet("")
def test_widget_notes_export_csv(qtbot): w = MainWindow() qtbot.addWidget(w) menubar = w.menuBar() act_annot = find_in_qt(menubar, QAction, 'Annotations') menubar.setActiveAction(act_annot) act_annot.menu().setActiveAction(w.notes.action['export_to_csv']) screenshot(w, 'notes_06_export.png') w.close()
def test_widget_analysis_event(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.notes.update_notes(annot_psg_path) w.traces.go_to_epoch(test_text_str='23:34:45') w.notes.delete_eventtype(test_type_str='spindle') w.notes.new_eventtype(test_type_str='spindle') w.notes.action['new_event'].setChecked(True) w.notes.add_event('spindle', (24293.01, 24294.65), 'EEG Pz-Oz (scalp)') w.notes.add_event('spindle', (24288.01, 24288.90), 'EEG Fpz-Cz (scalp)') w.notes.add_event('spindle', (24290.5, 24291.00), 'EEG Fpz-Cz (scalp)') w.notes.action['analyze'] ad = w.analysis_dialog ad.update_evt_types() ad.update_groups() ad.filename = analysis_export_path ad.chunk['event'].setChecked(True) ad.idx_evt_type.setCurrentRow(1) ad.idx_chan.setCurrentRow(0) evt = ad.event evt['global']['count'].set_value(True) evt['global']['density'].set_value(True) evt['f1'].set_value(10) evt['f2'].set_value(16) evt['global']['all_local'].set_value(True) evt['sw']['avg_slope'].set_value(True) evt['sw']['max_slope'].set_value(True) ad.check_all_local() ad.button_clicked(ad.idx_ok) w.notes.delete_eventtype(test_type_str='spindle') w.close() evt_path = EXPORTED_PATH / (splitext(basename(analysis_export_path))[0] + '_params.csv') with open(evt_path) as f: reader = csv.reader(f) rows = [row for row in reader] assert approx(float(rows[1][1])) == 2 assert approx(float(rows[2][1])) == 0.0020768431983 assert approx(float(rows[4][15])) == 9.81616222270557 assert approx(float(rows[9][13])) == 7.052493472354065
def test_widget_notes_export_csv(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) w.notes.update_notes(annot_psg_path) menubar = w.menuBar() act_annot = find_in_qt(menubar, QAction, 'Annotations') menubar.setActiveAction(act_annot) act_annot.menu().setActiveAction(w.notes.action['export_sleepstats']) screenshot(w, 'analysis_02_statistics.png') w.close()
def test_widget_notes_dialogs(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.notes.update_notes(annot_psg_path) w.notes.action['spindle'] spd = w.spindle_dialog spd.grab().save(str(GUI_PATH / 'notes_16_spindledialog.png')) spd.button_clicked(spd.idx_cancel) w.notes.action['slow_wave'] swd = w.slow_wave_dialog swd.grab().save(str(GUI_PATH / 'notes_17_slowwavedialog.png')) swd.button_clicked(swd.idx_cancel) w.notes.action['merge_events'] md = w.merge_dialog md.grab().save(str(GUI_PATH / 'notes_19_mergedialog.png')) md.button_clicked(md.idx_cancel)
def test_widget_analysis_fooof(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.notes.update_notes(annot_psg_path) w.notes.action['analyze'] ad = w.analysis_dialog ad.update_evt_types() ad.update_groups() ad.filename = analysis_export_path ad.chunk['segment'].setChecked(True) ad.idx_chan.setCurrentRow(0) ad.idx_stage.setCurrentRow(1) freq = ad.frequency freq['fooof_on'].set_value(True) freq['prep'].set_value(False) freq['step'].set_value(True) freq['step_val'].set_value(0.5) freq['norm'].set_value('none') assert ad.nseg == 33 ad.button_clicked(ad.idx_ok) fooof_path = EXPORTED_PATH / (splitext(basename(analysis_export_path))[0] + '_freq_fooof.csv') with open(fooof_path) as f: reader = csv.reader(f) rows = [row for row in reader] assert approx(float(rows[11][1])) == 12.613759924714094 assert approx(float(rows[11][2])) == 0.24356640365481338
def test_widget_notes_import_fasst(qtbot): w = MainWindow() qtbot.addWidget(w) menubar = w.menuBar() act_annot = find_in_qt(menubar, QAction, 'Annotations') menubar.setActiveAction(act_annot) act_import = find_in_qt(act_annot.menu(), QAction, 'Import Staging') act_annot.menu().setActiveAction(act_import) act_import.menu().setActiveAction(w.notes.action['import_fasst']) screenshot(w, 'notes_04_import_fasst.png') w.close()
def test_widget_exportsvg(qtbot): w = MainWindow() qtbot.addWidget(w) w.show() w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() menubar = w.menuBar() act_view = find_in_qt(menubar, QAction, 'View') menubar.setActiveAction(act_view) act_view.menu().setActiveAction(w.traces.action['export_svg']) screenshot(w, 'exportsvg_01.png') export_graphics(w, test=str(svg_file)) # without extension assert svg_file.with_suffix('.svg').exists() w.close() svg_d = SVGDialog(str(svg_file)) svg_d.button_clicked(svg_d.idx_ok) svg_d.button_clicked(svg_d.idx_cancel) svg_d.grab().save(str(GUI_PATH / 'exportsvg_02.png'))
def test_widget_notes_cycle(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.channels.new_group(test_name='eog') w.notes.update_notes(annot_psg_path) w.traces.Y_wider() w.traces.Y_wider() w.traces.go_to_epoch(test_text_str='22:28') menubar = w.menuBar() act_annot = find_in_qt(menubar, QAction, 'Annotations') menubar.setActiveAction(act_annot) act_cycle = find_in_qt(act_annot.menu(), QAction, 'Cycle') act_annot.menu().setActiveAction(act_cycle) act_cycle.menu().setActiveAction(w.notes.action['cyc_start']) screenshot(w, 'notes_11_set_cycle_start.png') w.notes.get_cycle_mrkr() w.overview.grab().save(str(GUI_PATH / 'notes_12_cycle_marker.png')) w.traces.go_to_epoch(test_text_str='23:24') w.notes.get_cycle_mrkr(end=True) w.traces.go_to_epoch(test_text_str='23:29') w.notes.get_cycle_mrkr() w.traces.go_to_epoch(test_text_str='00:43') w.notes.get_cycle_mrkr() w.traces.go_to_epoch(test_text_str='02:14:30') w.notes.get_cycle_mrkr(end=True) w.overview.grab().save(str(GUI_PATH / 'notes_13_all_cycle_markers.png')) w.notes.clear_cycle_mrkrs(test=True) w.close()
def test_widget_labels(qtbot): w = MainWindow() qtbot.addWidget(w) assert not w.labels.isEnabled() w.info.open_dataset(str(gui_file)) labels_orig = w.labels.chan_name assert w.labels.isEnabled() w.action['dockwidgets'][1].trigger() w.labels.table.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'labels_01_table.png')) w.labels.table.setStyleSheet("") # change label of second channel w.labels.table.item(1, 1).setText('newlabel') w.labels.grab().save(str(GUI_PATH / 'labels_02_newlabel.png')) w.labels.table.item(3, 1).setText('newlabel') w.labels.grab().save(str(GUI_PATH / 'labels_03_duplicate.png')) assert not w.labels.idx_apply.isEnabled() # fix it w.labels.table.item(3, 1).setText('correctlabel') w.labels.grab().save(str(GUI_PATH / 'labels_04_correct.png')) assert w.labels.idx_apply.isEnabled() # cancel should reset the list labels_changed = w.labels._read_labels() w.labels.idx_cancel.click() labels_cancel = w.labels._read_labels() assert labels_cancel == labels_orig assert labels_cancel != labels_changed # apply w.labels.table.item(2, 1).setText('newlabel') w.labels.idx_apply.click() assert w.channels.isEnabled() channel_make_group(w) find_in_qt(w.channels, QPushButton, 'Apply').click() w.grab().save(str(GUI_PATH / 'labels_05_traces.png')) # load data w.labels.idx_load.setStyleSheet("background-color: red;") w.labels.grab().save(str(GUI_PATH / 'labels_06_load_button.png')) w.labels.idx_load.setStyleSheet("") labels_file = SAMPLE_PATH / 'labels_file.csv' with labels_file.open('w') as f: f.write('newchan1, newchan2\tnewchan3;\nnewchan5') w.labels.load_labels(test_name=str(labels_file)) w.labels.grab().save(str(GUI_PATH / 'labels_07_loaded.png'))
def test_widget_analysis_dialog(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.notes.update_notes(annot_psg_path) w.notes.action['analyze'] ad = w.analysis_dialog ad.grab().save(str(GUI_PATH / 'analysis_01_dialog.png')) ad.button_clicked(ad.idx_cancel)
def test_widget_analysis_frequency(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.notes.update_notes(annot_psg_path) w.notes.action['analyze'] ad = w.analysis_dialog ad.update_evt_types() ad.update_groups() ad.grab().save(str(GUI_PATH / 'analysis_01_dialog.png')) ad.tab_evt.grab().save(str(GUI_PATH / 'analysis_03_event.png')) ad.filename = analysis_export_path ad.chunk['epoch'].setChecked(True) ad.lock_to_staging.set_value(True) ad.idx_chan.setCurrentRow(0) ad.idx_stage.setCurrentRow(2) ad.trans['diff'].set_value(True) freq = ad.frequency freq['export_full'].set_value(True) freq['export_band'].set_value(True) freq['band'].set_value('[[0.5-4],[4-8],[10-16],[30-50]]') freq['prep'].set_value(True) freq['norm'].set_value('by integral of each segment') ad.tab_freq.grab().save(str(GUI_PATH / 'analysis_02_freq.png')) assert ad.nseg == 127 ad.button_clicked(ad.idx_ok) freq_path = EXPORTED_PATH / (splitext(basename(analysis_export_path))[0] + '_freq_full.csv') with open(freq_path) as f: reader = csv.reader(f) rows = [row for row in reader] assert approx(float(rows[2][44])) == 0.01862944649426 assert approx(float(rows[4][16])) == -4.28072153999 band_path = EXPORTED_PATH / (splitext(basename(analysis_export_path))[0] + '_freq_band.csv') with open(band_path) as f: reader = csv.reader(f) rows = [row for row in reader] assert approx(float(rows[2][10])) == 0.0944796084801 assert approx(float(rows[12][11])) == 0.063348951380
def test_widget_channels_load(qtbot): w = MainWindow() qtbot.addWidget(w) assert not w.channels.action['load_channels'].isEnabled() w.info.open_dataset(str(gui_file)) assert w.channels.action['load_channels'].isEnabled() toolbar = w.findChild(QToolBar, 'File Management') button_load = find_in_qt(toolbar, QToolButton, "Load Montage") button_load.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'channels_13_load_chan.png')) button_load.setStyleSheet("") w.channels.load_channels(test_name=str(channel_montage_file)) w.grab().save(str(GUI_PATH / 'channels_14_loaded.png'))
def test_widget_notes_toolbar(qtbot): w = MainWindow() qtbot.addWidget(w) w.info.open_dataset(str(gui_file)) channel_make_group(w) w.channels.button_apply.click() w.channels.new_group(test_name='eog') w.notes.update_notes(annot_psg_path) w.traces.Y_wider() w.traces.go_to_epoch(test_text_str='23:00') toolbar = w.findChild(QToolBar, 'Annotations') button_event = find_in_qt(toolbar, QToolButton, 'Event Mode') button_event.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'notes_07_event_mode.png')) button_event.setStyleSheet("") box_evttype = find_in_qt_by_idx(toolbar, QComboBox, 0) box_evttype.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'notes_08_evt_type_box.png')) box_evttype.setStyleSheet("") box_stage = find_in_qt_by_idx(toolbar, QComboBox, 1) box_stage.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'notes_09_stage_box.png')) box_stage.setStyleSheet("") box_qual = find_in_qt_by_idx(toolbar, QComboBox, 2) box_qual.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'notes_10_quality_box.png')) box_qual.setStyleSheet("") w.close()
def test_scroll_data(qtbot): w = MainWindow() qtbot.addWidget(w) w.grab().save(str(GUI_PATH / 'open_01_start.png')) w.info.idx_filename.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'open_02_open_dataset.png')) w.info.idx_filename.setStyleSheet("") w.info.open_dataset(str(gui_file)) new_button = w.channels.layout().itemAt(0).itemAt(0).widget() new_button.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'open_03_loaded.png')) new_button.setStyleSheet("") channel_make_group(w, png=True) # this shows selected channels and the apply button button_apply = find_in_qt(w.channels, QPushButton, 'Apply') button_apply.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'open_05_chan.png')) button_apply.setStyleSheet("") button_apply.click() w.grab().save(str(GUI_PATH / 'open_06_traces.png'))
def test_widget_channels(qtbot): w = MainWindow() qtbot.addWidget(w) assert not w.channels.isEnabled() w.info.open_dataset(str(gui_file)) assert w.channels.isEnabled() assert not w.channels.button_color.isEnabled() assert not w.channels.button_del.isEnabled() assert not w.channels.button_apply.isEnabled() channel_make_group(w) assert w.channels.button_color.isEnabled() assert w.channels.button_del.isEnabled() assert w.channels.button_apply.isEnabled() w.channels.button_apply.click() w.channels.grab().save(str(GUI_PATH / 'channels_01_onegroup.png')) w.channels.new_group(test_name='eog') chan_tab_i = w.channels.tabs.currentIndex() channelsgroup = w.channels.tabs.widget(chan_tab_i) channelsgroup.idx_l0.item(2).setSelected(True) w.channels.grab().save(str(GUI_PATH / 'channels_02_eog.png')) chan_tab_i = w.channels.tabs.currentIndex() channelsgroup = w.channels.tabs.widget(chan_tab_i) channelsgroup.idx_l0.item(2).setSelected(True) channelsgroup.idx_hp.setValue(20) channelsgroup.idx_hp.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_03_hp.png')) channelsgroup.idx_hp.setStyleSheet("") channelsgroup.idx_lp.setValue(0) channelsgroup.idx_lp.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_04_lp.png')) channelsgroup.idx_lp.setStyleSheet("") channelsgroup.idx_notch.setValue(60) channelsgroup.idx_notch.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_05_notch.png')) channelsgroup.idx_notch.setStyleSheet("") channelsgroup.idx_scale.setValue(10) channelsgroup.idx_scale.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_05_scale.png')) channelsgroup.idx_scale.setStyleSheet("") channelsgroup.idx_demean.setCheckState(Qt.Checked) channelsgroup.idx_demean.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_05_demean.png')) channelsgroup.idx_demean.setStyleSheet("") channelsgroup.idx_l1.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_06_ref.png')) channelsgroup.idx_l1.setStyleSheet("") channelsgroup.idx_reref.setStyleSheet("background-color: red;") w.channels.grab().save(str(GUI_PATH / 'channels_07_avgref.png')) channelsgroup.idx_reref.setStyleSheet("") button_apply = w.channels.button_apply button_apply.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'channels_08_apply.png')) button_apply.setStyleSheet("") button_apply.click() button_color = w.channels.button_color button_color.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'channels_09_color.png')) button_color.setStyleSheet("") w.channels.color_group(test_color=QColor('#ff4a87')) w.grab().save(str(GUI_PATH / 'channels_10_colored.png')) button_delete = w.channels.button_del button_delete.setStyleSheet("background-color: red;") w.grab().save(str(GUI_PATH / 'channels_11_delete.png')) button_delete.setStyleSheet("") button_delete.click() # delete also the first channel group assert w.channels.button_color.isEnabled() assert w.channels.button_del.isEnabled() assert w.channels.button_apply.isEnabled() button_delete.click() assert not w.channels.button_color.isEnabled() assert not w.channels.button_del.isEnabled() assert not w.channels.button_apply.isEnabled()