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|
# (C) Copyright 2005-2023 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
import platform
import unittest
from traits.api import TraitError
from traits.testing.optional_dependencies import numpy as np, requires_numpy
from pyface.toolkit import toolkit
from pyface.testing.layout_widget_mixin import LayoutWidgetMixin
# This import results in an error without numpy installed
# see enthought/pyface#742
if np is not None:
from pyface.data_view.data_models.api import ArrayDataModel
from pyface.data_view.data_view_widget import DataViewWidget
from pyface.data_view.value_types.api import FloatValue
is_wx = (toolkit.toolkit == "wx")
is_linux = (platform.system() == "Linux")
# The available selection modes and types for the toolkit
selection_modes = DataViewWidget().trait("selection_mode").trait_type.values
selection_types = DataViewWidget().trait("selection_type").trait_type.values
@requires_numpy
class TestWidget(LayoutWidgetMixin, unittest.TestCase):
def _create_widget_simple(self, **traits):
self.data = np.arange(120.0).reshape(4, 5, 6)
self.model = ArrayDataModel(data=self.data, value_type=FloatValue())
traits.setdefault("data_model", self.model)
return DataViewWidget(**traits)
def test_defaults(self):
self.assertTrue(self.widget.header_visible)
def test_lifecycle(self):
self._create_widget_control()
def test_header_visible(self):
self._create_widget_control()
self.assertTrue(self.widget._get_control_header_visible())
self.widget.header_visible = False
self.gui.process_events()
self.assertFalse(self.widget._get_control_header_visible())
def test_header_visible_before_control(self):
self.widget.header_visible = False
self._create_widget_control()
self.assertFalse(self.widget._get_control_header_visible())
def test_init_selection(self):
self.widget.selection = [((1, ), ())]
self._create_widget_control()
self.assertEqual(
self.widget._get_control_selection(), [((1, ), ())]
)
def test_selection_mode_change(self):
self._create_widget_control()
self.widget.selection = [((1, 4), ()), ((2, 0), ())]
self.widget.selection_mode = "single"
self.assertEqual(self.widget._get_control_selection_mode(), "single")
self.assertEqual(self.widget.selection, [])
self.widget.selection = [((1, 4), ())]
if "none" in selection_modes:
self.widget.selection_mode = "none"
self.assertEqual(self.widget._get_control_selection_mode(), "none")
self.assertEqual(self.widget.selection, [])
self.widget.selection_mode = "extended"
self.assertEqual(self.widget._get_control_selection_mode(), "extended")
self.assertEqual(self.widget.selection, [])
@unittest.skipIf(
len(selection_types) <= 1,
"Changing selection types not supported",
)
def test_selection_type_change(self):
self._create_widget_control()
if "column" in selection_types:
self.widget.selection_type = "column"
self.assertEqual(
self.widget._get_control_selection_type(),
"column",
)
self.assertEqual(self.widget.selection, [])
if "item" in selection_types:
self.widget.selection_type = "item"
self.assertEqual(self.widget._get_control_selection_type(), "item")
self.assertEqual(self.widget.selection, [])
if "row" in selection_types:
self.widget.selection_type = "row"
self.assertEqual(self.widget._get_control_selection_type(), "row")
self.assertEqual(self.widget.selection, [])
@unittest.skipIf(
"none" not in selection_modes,
"Selection mode 'none' not supported",
)
def test_selection_mode_none(self):
self.widget.selection_mode = "none"
self._create_widget_control()
self.assertEqual(self.widget._get_control_selection_mode(), "none")
self.widget.selection = []
self.gui.process_events()
self.assertEqual(self.widget.selection, [])
self.assertEqual(self.widget._get_control_selection(), [])
@unittest.skipIf(
"none" not in selection_modes,
"Selection mode 'none' not supported",
)
def test_selection_mode_none_invalid(self):
self.widget.selection_mode = "none"
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 4), ()), (2, 1), ()]
def test_selection_mode_single(self):
self.widget.selection_mode = "single"
self._create_widget_control()
self.assertEqual(self.widget._get_control_selection_mode(), "single")
self.widget.selection = [((1, 4), ())]
self.gui.process_events()
self.assertEqual(self.widget.selection, [((1, 4), ())])
self.assertEqual(self.widget._get_control_selection(), [((1, 4), ())])
def test_selection_mode_single_invalid(self):
self.widget.selection_mode = "single"
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 4), ()), (2, 1), ()]
@unittest.skipIf(
is_wx and is_linux,
"Selection mode 'extended' not working on Linux",
)
def test_selection_mode_extended(self):
self._create_widget_control()
self.assertEqual(self.widget._get_control_selection_mode(), "extended")
self.widget.selection = [((1, 4), ()), ((2, 0), ())]
self.gui.process_events()
self.assertEqual(self.widget.selection, [((1, 4), ()), ((2, 0), ())])
self.assertEqual(
self.widget._get_control_selection(),
[((1, 4), ()), ((2, 0), ())],
)
@unittest.skipIf(
'column' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_column(self):
self.widget.selection_type = "column"
self._create_widget_control()
self.assertEqual(self.widget._get_control_selection_type(), "column")
self.widget.selection = [((0,), (2,)), ((1,), (4,))]
self.gui.process_events()
self.assertEqual(self.widget.selection, [((0,), (2,)), ((1,), (4,))])
self.assertEqual(
self.widget._get_control_selection(),
[((0,), (2,)), ((1,), (4,))]
)
@unittest.skipIf(
'item' not in selection_types,
"Selection type 'item' not supported",
)
def test_selection_type_item(self):
self.widget.selection_type = "item"
self._create_widget_control()
self.assertEqual(self.widget._get_control_selection_type(), "item")
self.widget.selection = [((1, 4), (2,)), ((2, 0), (4,))]
self.gui.process_events()
self.assertEqual(
self.widget.selection,
[((1, 4), (2,)), ((2, 0), (4,))]
)
self.assertEqual(
self.widget._get_control_selection(),
[((1, 4), (2,)), ((2, 0), (4,))],
)
def test_selection_type_row_invalid_row_big(self):
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((10,), ())]
def test_selection_type_row_invalid_row_long(self):
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 1, 1), ())]
def test_selection_type_row_invalid_column(self):
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 2), (2,))]
@unittest.skipIf(
'item' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_item_invalid_row_too_big(self):
self.widget.selection_type = 'item'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 10), (2,))]
@unittest.skipIf(
'item' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_item_invalid_row_too_long(self):
self.widget.selection_type = 'item'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 4, 5, 6), (2,))]
@unittest.skipIf(
'item' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_item_invalid_column(self):
self.widget.selection_type = 'item'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 2), (10,))]
@unittest.skipIf(
'column' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_column_invalid_row_too_long(self):
self.widget.selection_type = 'column'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 4, 5, 6), (2,))]
@unittest.skipIf(
'column' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_column_invalid_row_too_big(self):
self.widget.selection_type = 'column'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((10,), (2,))]
@unittest.skipIf(
'column' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_column_invalid_row_not_parent(self):
self.widget.selection_type = 'column'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((1, 2), (2,))]
@unittest.skipIf(
'column' not in selection_types,
"Selection type 'column' not supported",
)
def test_selection_type_column_invalid_column(self):
self.widget.selection_type = 'column'
self._create_widget_control()
with self.assertRaises(TraitError):
self.widget.selection = [((), (10,))]
def test_selection_updated(self):
self._create_widget_control()
with self.assertTraitChanges(self.widget, 'selection'):
self.widget._set_control_selection([((1, 4), ())])
self.gui.process_events()
self.assertEqual(self.widget.selection, [((1, 4), ())])
self.assertEqual(
self.widget._get_control_selection(),
[((1, 4), ())],
)
def test_selection_updating_context_manager(self):
self.assertFalse(self.widget._selection_updating_flag)
with self.widget._selection_updating():
self.assertTrue(self.widget._selection_updating_flag)
with self.widget._selection_updating():
self.assertTrue(self.widget._selection_updating_flag)
self.assertTrue(self.widget._selection_updating_flag)
self.assertFalse(self.widget._selection_updating_flag)
def test_selection_updating_context_manager_exception(self):
with self.assertRaises(ZeroDivisionError):
with self.widget._selection_updating():
with self.widget._selection_updating():
1/0
self.assertFalse(self.widget._selection_updating_flag)
|
