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test_ui_panel.py
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test_ui_panel.py
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# Copyright (c) 2005-2020, Enthought, Inc.
# 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!
#
""" Tests to exercise logic for layouts, e.g. VGroup, HGroup.
"""
import unittest
from traits.api import HasTraits, Int
from traitsui.api import HGroup, Item, spring, VGroup, View
from traitsui.tests._tools import (
BaseTestMixin,
create_ui,
requires_toolkit,
ToolkitName,
)
class ObjectWithNumber(HasTraits):
number1 = Int()
number2 = Int()
number3 = Int()
@requires_toolkit([ToolkitName.qt, ToolkitName.wx])
class TestUIPanel(BaseTestMixin, unittest.TestCase):
def setUp(self):
BaseTestMixin.setUp(self)
def tearDown(self):
BaseTestMixin.tearDown(self)
def test_grouped_layout_with_springy(self):
# Regression test for enthought/traitsui#1066
obj1 = ObjectWithNumber()
view = View(
HGroup(
VGroup(
Item("number1"),
),
VGroup(
Item("number2"),
),
spring,
)
)
# This should not fail.
with create_ui(obj1, dict(view=view)):
pass