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# 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.
#
# ###########################################################################*/
__authors__ = ["T. Vincent", "P. Knobel"]
__license__ = "MIT"
__date__ = "05/12/2016"
import logging
import os
import sys
import unittest
import numpy
_logger = logging.getLogger(__name__)
if sys.platform.startswith('linux') and not os.environ.get('DISPLAY', ''):
# On linux and no DISPLAY available (e.g., ssh without -X)
_logger.warning('silx.sx tests disabled (DISPLAY env. variable not set)')
class SkipSXTest(unittest.TestCase):
def runTest(self):
self.skipTest(
'silx.sx tests disabled (DISPLAY env. variable not set)')
def suite():
suite = unittest.TestSuite()
suite.addTest(SkipSXTest())
return suite
elif os.environ.get('WITH_QT_TEST', 'True') == 'False':
# Explicitly disabled tests
_logger.warning(
"silx.sx tests disabled (env. variable WITH_QT_TEST=False)")
class SkipSXTest(unittest.TestCase):
def runTest(self):
self.skipTest(
"silx.sx tests disabled (env. variable WITH_QT_TEST=False)")
def suite():
suite = unittest.TestSuite()
suite.addTest(SkipSXTest())
return suite
else:
# Import here to avoid loading QT if tests are disabled
from silx.gui import qt
# load TestCaseQt before sx
from silx.gui.test.utils import TestCaseQt
from silx import sx
class SXTest(TestCaseQt):
"""Test the sx module"""
def _expose_and_close(self, plot):
self.qWaitForWindowExposed(plot)
self.qapp.processEvents()
plot.setAttribute(qt.Qt.WA_DeleteOnClose)
plot.close()
def test_plot(self):
"""Test plot function"""
y = numpy.random.random(100)
x = numpy.arange(len(y)) * 0.5
# Nothing
plt = sx.plot()
self._expose_and_close(plt)
# y
plt = sx.plot(y, title='y')
self._expose_and_close(plt)
# y, style
plt = sx.plot(y, 'blued ', title='y, "blued "')
self._expose_and_close(plt)
# x, y
plt = sx.plot(x, y, title='x, y')
self._expose_and_close(plt)
# x, y, style
plt = sx.plot(x, y, 'ro-', xlabel='x', title='x, y, "ro-"')
self._expose_and_close(plt)
# x, y, style, y
plt = sx.plot(x, y, 'ro-', y ** 2, xlabel='x', ylabel='y',
title='x, y, "ro-", y ** 2')
self._expose_and_close(plt)
# x, y, style, y, style
plt = sx.plot(x, y, 'ro-', y ** 2, 'b--',
title='x, y, "ro-", y ** 2, "b--"')
self._expose_and_close(plt)
# x, y, style, x, y, style
plt = sx.plot(x, y, 'ro-', x, y ** 2, 'b--',
title='x, y, "ro-", x, y ** 2, "b--"')
self._expose_and_close(plt)
# x, y, x, y
plt = sx.plot(x, y, x, y ** 2, title='x, y, x, y ** 2')
self._expose_and_close(plt)
def test_imshow(self):
"""Test imshow function"""
img = numpy.arange(100.).reshape(10, 10) + 1
# Nothing
plt = sx.imshow()
self._expose_and_close(plt)
# image
plt = sx.imshow(img)
self._expose_and_close(plt)
# image, gray cmap
plt = sx.imshow(img, cmap='jet', title='jet cmap')
self._expose_and_close(plt)
# image, log cmap
plt = sx.imshow(img, norm='log', title='log cmap')
self._expose_and_close(plt)
# image, fixed range
plt = sx.imshow(img, vmin=10, vmax=20,
title='[10,20] cmap')
self._expose_and_close(plt)
# image, keep ratio
plt = sx.imshow(img, aspect=True,
title='keep ratio')
self._expose_and_close(plt)
# image, change origin and scale
plt = sx.imshow(img, origin=(10, 10), scale=(2, 2),
title='origin=(10, 10), scale=(2, 2)')
self._expose_and_close(plt)
def suite():
test_suite = unittest.TestSuite()
test_suite.addTest(
unittest.defaultTestLoader.loadTestsFromTestCase(SXTest))
return test_suite
if __name__ == '__main__':
unittest.main(defaultTest='suite')
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