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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2016-2018 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.
#
# ###########################################################################*/
"""Basic tests for PixelIntensitiesHistoAction"""
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "02/03/2018"
import numpy
import unittest
from silx.utils.testutils import ParametricTestCase
from silx.gui.test.utils import TestCaseQt, getQToolButtonFromAction
from silx.gui import qt
from silx.gui.plot import Plot2D
class TestPixelIntensitiesHisto(TestCaseQt, ParametricTestCase):
"""Tests for PixelIntensitiesHistoAction widget."""
def setUp(self):
super(TestPixelIntensitiesHisto, self).setUp()
self.image = numpy.random.rand(100, 100)
self.plotImage = Plot2D()
self.plotImage.getIntensityHistogramAction().setVisible(True)
def tearDown(self):
del self.plotImage
super(TestPixelIntensitiesHisto, self).tearDown()
def testShowAndHide(self):
"""Simple test that the plot is showing and hiding when activating the
action"""
self.plotImage.addImage(self.image, origin=(0, 0), legend='sino')
self.plotImage.show()
histoAction = self.plotImage.getIntensityHistogramAction()
# test the pixel intensity diagram is showing
button = getQToolButtonFromAction(histoAction)
self.assertIsNot(button, None)
self.mouseMove(button)
self.mouseClick(button, qt.Qt.LeftButton)
self.qapp.processEvents()
self.assertTrue(histoAction.getHistogramPlotWidget().isVisible())
# test the pixel intensity diagram is hiding
self.qapp.setActiveWindow(self.plotImage)
self.qapp.processEvents()
self.mouseMove(button)
self.mouseClick(button, qt.Qt.LeftButton)
self.qapp.processEvents()
self.assertFalse(histoAction.getHistogramPlotWidget().isVisible())
def testImageFormatInput(self):
"""Test multiple type as image input"""
typesToTest = [numpy.uint8, numpy.int8, numpy.int16, numpy.int32,
numpy.float32, numpy.float64]
self.plotImage.addImage(self.image, origin=(0, 0), legend='sino')
self.plotImage.show()
button = getQToolButtonFromAction(
self.plotImage.getIntensityHistogramAction())
self.mouseMove(button)
self.mouseClick(button, qt.Qt.LeftButton)
self.qapp.processEvents()
for typeToTest in typesToTest:
with self.subTest(typeToTest=typeToTest):
self.plotImage.addImage(self.image.astype(typeToTest),
origin=(0, 0), legend='sino')
def suite():
test_suite = unittest.TestSuite()
test_suite.addTest(
unittest.defaultTestLoader.loadTestsFromTestCase(
TestPixelIntensitiesHisto))
return test_suite
if __name__ == '__main__':
unittest.main(defaultTest='suite')
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