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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2016 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
"""Tests from interaction state machines"""
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "18/02/2016"
import unittest
from silx.gui.plot import Interaction
class TestInteraction(unittest.TestCase):
def testClickOrDrag(self):
"""Minimalistic test for click or drag state machine."""
events = []
class TestClickOrDrag(Interaction.ClickOrDrag):
def click(self, x, y, btn):
events.append(('click', x, y, btn))
def beginDrag(self, x, y):
events.append(('beginDrag', x, y))
def drag(self, x, y):
events.append(('drag', x, y))
def endDrag(self, x, y):
events.append(('endDrag', x, y))
clickOrDrag = TestClickOrDrag()
# click
clickOrDrag.handleEvent('press', 10, 10, Interaction.LEFT_BTN)
self.assertEqual(len(events), 0)
clickOrDrag.handleEvent('release', 10, 10, Interaction.LEFT_BTN)
self.assertEqual(len(events), 1)
self.assertEqual(events[0], ('click', 10, 10, Interaction.LEFT_BTN))
# drag
events = []
clickOrDrag.handleEvent('press', 10, 10, Interaction.LEFT_BTN)
self.assertEqual(len(events), 0)
clickOrDrag.handleEvent('move', 15, 10)
self.assertEqual(len(events), 2) # Received beginDrag and drag
self.assertEqual(events[0], ('beginDrag', 10, 10))
self.assertEqual(events[1], ('drag', 15, 10))
clickOrDrag.handleEvent('move', 20, 10)
self.assertEqual(len(events), 3)
self.assertEqual(events[-1], ('drag', 20, 10))
clickOrDrag.handleEvent('release', 20, 10, Interaction.LEFT_BTN)
self.assertEqual(len(events), 4)
self.assertEqual(events[-1], ('endDrag', (10, 10), (20, 10)))
def suite():
test_suite = unittest.TestSuite()
test_suite.addTest(
unittest.defaultTestLoader.loadTestsFromTestCase(TestInteraction))
return test_suite
if __name__ == '__main__':
unittest.main(defaultTest='suite')
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