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# This file is part of xrayutilities.
#
# xrayutilities is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <http://www.gnu.org/licenses/>.
#
# Copyright (C) 2013-2020 Dominik Kriegner <dominik.kriegner@gmail.com>
import unittest
import numpy
import xrayutilities as xu
class TestBlockAverageFunctions(unittest.TestCase):
def setUp(self):
self.seq = numpy.random.rand(11)
self.n = 3
self.seq2d = numpy.random.rand(10, 15)
self.n2d = (3, 4)
def test_blockav1d(self):
out = xu.blockAverage1D(self.seq, self.n)
self.assertAlmostEqual(out[0], numpy.average(self.seq[0 : self.n]))
self.assertEqual(out.size, numpy.ceil(self.seq.size / float(self.n)))
def test_blockav2d(self):
out = xu.blockAverage2D(self.seq2d, self.n2d[0], self.n2d[1])
self.assertAlmostEqual(
out[0, 0],
numpy.average(self.seq2d[0 : self.n2d[0], 0 : self.n2d[1]]),
)
self.assertEqual(
out.shape,
(
numpy.ceil(self.seq2d.shape[0] / float(self.n2d[0])),
numpy.ceil(self.seq2d.shape[1] / float(self.n2d[1])),
),
)
def test_blockav_psd(self):
out = xu.blockAveragePSD(self.seq2d, self.n)
self.assertAlmostEqual(
out[0, 0], numpy.average(self.seq2d[0, 0 : self.n])
)
self.assertEqual(
out.shape,
(
self.seq2d.shape[0],
numpy.ceil(self.seq2d.shape[1] / float(self.n)),
),
)
if __name__ == "__main__":
unittest.main()
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