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Diffstat (limited to 'silx/gui/plot/test/testCompareImages.py')
-rw-r--r-- | silx/gui/plot/test/testCompareImages.py | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/silx/gui/plot/test/testCompareImages.py b/silx/gui/plot/test/testCompareImages.py new file mode 100644 index 0000000..ed6942a --- /dev/null +++ b/silx/gui/plot/test/testCompareImages.py @@ -0,0 +1,117 @@ +# coding: utf-8 +# /*########################################################################## +# +# Copyright (c) 2016-2017 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 for CompareImages widget""" + +__authors__ = ["H. Payno"] +__license__ = "MIT" +__date__ = "23/07/2018" + +import unittest +import numpy +import weakref + +from silx.gui.utils.testutils import TestCaseQt +from silx.gui.plot.CompareImages import CompareImages + + +class TestCompareImages(TestCaseQt): + """Test that CompareImages widget is working in some cases""" + + def setUp(self): + super(TestCompareImages, self).setUp() + self.widget = CompareImages() + + def tearDown(self): + ref = weakref.ref(self.widget) + self.widget = None + self.qWaitForDestroy(ref) + super(TestCompareImages, self).tearDown() + + def testIntensityImage(self): + image1 = numpy.random.rand(10, 10) + image2 = numpy.random.rand(10, 10) + self.widget.setData(image1, image2) + + def testRgbImage(self): + image1 = numpy.random.randint(0, 255, size=(10, 10, 3)) + image2 = numpy.random.randint(0, 255, size=(10, 10, 3)) + self.widget.setData(image1, image2) + + def testRgbaImage(self): + image1 = numpy.random.randint(0, 255, size=(10, 10, 4)) + image2 = numpy.random.randint(0, 255, size=(10, 10, 4)) + self.widget.setData(image1, image2) + + def testVizualisations(self): + image1 = numpy.random.rand(10, 10) + image2 = numpy.random.rand(10, 10) + self.widget.setData(image1, image2) + for mode in CompareImages.VisualizationMode: + self.widget.setVisualizationMode(mode) + + def testAlignemnt(self): + image1 = numpy.random.rand(10, 10) + image2 = numpy.random.rand(5, 5) + self.widget.setData(image1, image2) + for mode in CompareImages.AlignmentMode: + self.widget.setAlignmentMode(mode) + + def testGetPixel(self): + image1 = numpy.random.rand(11, 11) + image2 = numpy.random.rand(5, 5) + image1[5, 5] = 111.111 + image2[2, 2] = 222.222 + self.widget.setData(image1, image2) + expectedValue = {} + expectedValue[CompareImages.AlignmentMode.CENTER] = 222.222 + expectedValue[CompareImages.AlignmentMode.STRETCH] = 222.222 + expectedValue[CompareImages.AlignmentMode.ORIGIN] = None + for mode in expectedValue.keys(): + self.widget.setAlignmentMode(mode) + data = self.widget.getRawPixelData(11 / 2.0, 11 / 2.0) + data1, data2 = data + self.assertEqual(data1, 111.111) + self.assertEqual(data2, expectedValue[mode]) + + def testImageEmpty(self): + self.widget.setData(image1=None, image2=None) + self.assertTrue(self.widget.getRawPixelData(11 / 2.0, 11 / 2.0) == (None, None)) + + def testSetImageSeparately(self): + self.widget.setImage1(numpy.random.rand(10, 10)) + self.widget.setImage2(numpy.random.rand(10, 10)) + for mode in CompareImages.VisualizationMode: + self.widget.setVisualizationMode(mode) + + +def suite(): + test_suite = unittest.TestSuite() + loadTests = unittest.defaultTestLoader.loadTestsFromTestCase + test_suite.addTest(loadTests(TestCompareImages)) + return test_suite + + +if __name__ == '__main__': + unittest.main(defaultTest='suite') |