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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) 2015 Dominik Kriegner <dominik.kriegner@gmail.com>
import os.path
import unittest
import numpy
import xrayutilities as xu
xu.config.VERBOSITY = 0 # make no output during test
testfile = 'rigaku_rsm.ras.gz'
datadir = os.path.join(os.path.dirname(__file__), 'data')
fullfilename = os.path.join(datadir, testfile)
@unittest.skipIf(not os.path.isfile(fullfilename),
"additional test data needed (http://xrayutilities.sf.io)")
class TestIO_Rigaku(unittest.TestCase):
nscans = 401
dshape = (301,)
scannr = 21
dmax = 187.0
dmin = 101.0
motmax = 29.90
motmin = 26.90
tpos = 34
dtpos = 164.0
motorname = 'TwoTheta'
countername = 'int'
@classmethod
def setUpClass(cls):
cls.rasfile = xu.io.RASFile(testfile, path=datadir)
cls.sdata = cls.rasfile.scans[cls.scannr].data
cls.motor, data = xu.io.getras_scan(testfile+'%s', '',
cls.motorname, path=datadir)
cls.inte = data[cls.countername]
def test_datashape_ras(self):
self.assertEqual(self.nscans, len(self.rasfile.scans))
self.assertEqual(self.dshape, self.sdata.shape)
def test_datashape_all(self):
self.assertEqual(self.dshape[0]*self.nscans, self.inte.size)
self.assertEqual(self.dshape[0]*self.nscans, self.motor.size)
def test_datavalues(self):
mot = self.sdata[self.motorname]
inte = self.sdata[self.countername]
self.assertAlmostEqual(self.motmax, mot.max(), places=6)
self.assertAlmostEqual(self.motmin, mot.min(), places=6)
self.assertAlmostEqual(self.dmax, inte.max(), places=6)
self.assertAlmostEqual(self.dmin, inte.min(), places=6)
self.assertAlmostEqual(self.dtpos, inte[self.tpos], places=6)
def test_datamethods(self):
self.assertTrue(numpy.all(self.sdata[self.countername] ==
self.inte[self.scannr*self.dshape[0]:
(self.scannr+1)*self.dshape[0]]))
if __name__ == '__main__':
unittest.main()
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