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Diffstat (limited to 'src/silx/gui/plot/test/testInteraction.py')
-rw-r--r-- | src/silx/gui/plot/test/testInteraction.py | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/silx/gui/plot/test/testInteraction.py b/src/silx/gui/plot/test/testInteraction.py new file mode 100644 index 0000000..d136b21 --- /dev/null +++ b/src/silx/gui/plot/test/testInteraction.py @@ -0,0 +1,78 @@ +# coding: utf-8 +# /*########################################################################## +# +# Copyright (c) 2016-2020 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, btn): + events.append(('beginDrag', x, y, btn)) + + def drag(self, x, y, btn): + events.append(('drag', x, y, btn)) + + def endDrag(self, start, end, btn): + events.append(('endDrag', start, end, btn)) + + 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, Interaction.LEFT_BTN)) + self.assertEqual(events[1], ('drag', 15, 10, Interaction.LEFT_BTN)) + clickOrDrag.handleEvent('move', 20, 10) + self.assertEqual(len(events), 3) + self.assertEqual(events[-1], ('drag', 20, 10, Interaction.LEFT_BTN)) + clickOrDrag.handleEvent('release', 20, 10, Interaction.LEFT_BTN) + self.assertEqual(len(events), 4) + self.assertEqual(events[-1], ('endDrag', (10, 10), (20, 10), Interaction.LEFT_BTN)) |