def test_get_presets(self):
os.makedirs(os.path.join(PRESETS, '1234'))
os.mknod(os.path.join(PRESETS, '1234', 'picture.png'))
self.assertEqual(len(get_presets('1234')), 0)
os.mknod(os.path.join(PRESETS, '1234', 'foo bar 1.json'))
time.sleep(0.01)
os.mknod(os.path.join(PRESETS, '1234', 'foo bar 2.json'))
# the newest to the front
self.assertListEqual(get_presets('1234'), ['foo bar 2', 'foo bar 1'])
def populate_presets(self):
"""Show the available presets for the selected device.
This will destroy unsaved changes in the custom_mapping.
"""
device = self.selected_device
presets = get_presets(device)
if len(presets) == 0:
new_preset = get_available_preset_name(self.selected_device)
custom_mapping.empty()
path = get_preset_path(self.selected_device, new_preset)
custom_mapping.save(path)
presets = [new_preset]
else:
logger.debug('"%s" presets: "%s"', device, '", "'.join(presets))
preset_selection = self.get('preset_selection')
with HandlerDisabled(preset_selection, self.on_select_preset):
# otherwise the handler is called with None for each preset
preset_selection.remove_all()
for preset in presets:
preset_selection.append(preset, preset)
# and select the newest one (on the top). triggers on_select_preset
preset_selection.set_active(0)