tests/tools/test_CustomIntCtrl.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Thu, 10 Dec 2020 11:37:27 +0100
changeset 2697 93333d206198
parent 2437 105c20fdeb19
permissions -rw-r--r--
Python Safe Globals now have more reliable triggering of OnChange call. Added "Onchange" object to accessible runtime variables that let user python code see count of changes and first and last values.
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2017: Andrey Skvortsov
#
# See COPYING file for copyrights details.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.


from __future__ import absolute_import
from __future__ import division
import unittest
import time

import wx
import conftest
import controls.CustomIntCtrl


class TestCustomIntCtrl(unittest.TestCase):
    def setUp(self):
        self.app = wx.App()
        self.frame = wx.Frame(None)

    def tearDown(self):
        self.frame.Destroy()
        wx.CallAfter(self.app.Exit)
        self.app.MainLoop()

    def testMaxLimit(self):
        """Test working upper bound"""
        self.AddControls()
        self.int_ctrl.SetValue(self.max_val + 100)
        self.ProcessEvents()

        self.txt_ctrl.SetFocus()
        self.ProcessEvents()
        self.assertEqual(self.int_ctrl.GetValue(), self.max_val)

    def testMinLimit(self):
        """Test working lower bound"""
        self.AddControls()
        self.int_ctrl.SetValue(self.min_val - 100)
        self.ProcessEvents()

        self.txt_ctrl.SetFocus()
        self.ProcessEvents()

        self.assertEqual(self.int_ctrl.GetValue(), self.min_val)

    def testCorrectValue(self):
        """Test case if no limiting is necessary"""
        self.AddControls()
        val = (self.max_val + self.min_val) // 2
        self.int_ctrl.SetValue(val)
        self.ProcessEvents()

        self.txt_ctrl.SetFocus()
        self.ProcessEvents()

        self.assertEqual(self.int_ctrl.GetValue(), val)

    def testEventBinding(self):
        """Test event sending after edit and bound checks are done"""
        self.AddControls()
        self.event_happend = False

        def EventHandler(event):
            self.event_happend = True
            event.Skip()

        self.int_ctrl.Bind(controls.CustomIntCtrl.EVT_CUSTOM_INT, EventHandler)

        val = (self.max_val + self.min_val) // 2

        self.int_ctrl.SetValue(val)
        self.ProcessEvents()
        self.txt_ctrl.SetFocus()

        self.ProcessEvents()
        self.txt_ctrl.SetFocus()
        self.ProcessEvents()

        self.assertEqual(self.int_ctrl.GetValue(), val)
        self.assertTrue(self.event_happend)

    def testLongNumbers(self):
        """Test support of long integer"""
        self.AddControls()
        val = 40000000000
        self.int_ctrl.SetMax(val)
        self.int_ctrl.SetValue(val)
        self.ProcessEvents()

        self.txt_ctrl.SetFocus()
        self.ProcessEvents()

        self.assertEqual(val, val)

    def ProcessEvents(self):
        for dummy in range(0, 10):
            wx.Yield()
            time.sleep(0.01)

    def AddControls(self):
        vs = wx.BoxSizer(wx.VERTICAL)
        self.int_ctrl = controls.CustomIntCtrl(self.frame)
        self.txt_ctrl = wx.TextCtrl(self.frame)
        vs.Add(self.int_ctrl, 0, wx.ALIGN_CENTRE | wx.ALL, 5)
        vs.Add(self.txt_ctrl, 0, wx.ALIGN_CENTRE | wx.ALL, 5)
        self.frame.SetSizer(vs)
        vs.Fit(self.frame)
        self.frame.Show()
        self.frame.Raise()

        self.min_val = 50
        self.max_val = 100
        self.int_ctrl.SetBounds(self.min_val, self.max_val)
        self.ProcessEvents()


if __name__ == '__main__':
    conftest.init_environment()
    unittest.main()