#/*########################################################################## # # The PyMca X-Ray Fluorescence Toolkit # # Copyright (c) 2004-2014 European Synchrotron Radiation Facility # # This file is part of the PyMca X-ray Fluorescence Toolkit developed at # the ESRF by the Software group. # # 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. # #############################################################################*/ __author__ = "V. Armando Sole - ESRF Data Analysis" __contact__ = "sole@esrf.fr" __license__ = "MIT" __copyright__ = "European Synchrotron Radiation Facility, Grenoble, France" import unittest import sys import os import gc import tempfile class testSpecfilewrapper(unittest.TestCase): def setUp(self): """ import the module """ try: from PyMca5.PyMcaIO import specfilewrapper as specfile self.specfileClass = specfile except: self.specfileClass = None if self.specfileClass is not None: text = "1.3 1 1\n" text += "2.5 4 8\n" text += "3.7 9 27\n" text += "\n" tmpFile = tempfile.mkstemp(text=False) if sys.version < '3.0': os.write(tmpFile[0], text) else: os.write(tmpFile[0], bytes(text, 'utf-8')) os.close(tmpFile[0]) self.fname = tmpFile[1] def tearDown(self): """clean up any possible files""" # make sure the file handle is free self._sf = None self._scan = None # this should free the handle gc.collect() if self.specfileClass is not None: if os.path.exists(self.fname): os.remove(self.fname) def testSpecfilewrapperImport(self): #"""Test successful import""" self.assertTrue(self.specfileClass is not None, 'Unsuccessful PyMca5.PyMcaIO.specfilewrapper import') def testSpecfilewrapperReading(self): #"""Test specfile readout""" self.testSpecfilewrapperImport() self._sf = self.specfileClass.Specfile(self.fname) # test the number of found scans self.assertEqual(len(self._sf), 2, 'Expected to read 2 scans, read %s' %\ len(self._sf)) self.assertEqual(self._sf.scanno(), 2, 'Expected to read 2 scans, got %s' %\ self._sf.scanno()) # test scan iteration selection method self._scan = self._sf[0] labels = self._scan.alllabels() expectedLabels = ['Point', 'Column 0', 'Column 1', 'Column 2'] self.assertEqual(len(labels), 4, 'Expected to read 4 labels, got %s' % len(labels)) for i in range(3): self.assertEqual(labels[i], expectedLabels[i], 'Read "%s" instead of "%s"' %\ (labels[i], expectedLabels[i])) # test scan number selection method self._scan = self._sf.select('1.1') labels = self._scan.alllabels() expectedLabels = ['Point', 'Column 0', 'Column 1', 'Column 2'] self.assertEqual(len(labels), 4, 'Expected to read 4 labels, got %s' % len(labels)) for i in range(3): self.assertEqual(labels[i], expectedLabels[i], 'Read "%s" instead of "%s"' %\ (labels[i], expectedLabels[i])) # test scan number of mca self._scan = self._sf[0] nbmca = self._scan.nbmca() self.assertEqual(nbmca, 0, 'Expected to read 0 mca, got %s' % nbmca) self._scan = self._sf[1] nbmca = self._scan.nbmca() self.assertEqual(nbmca, 3, 'Expected to read 3 mca, got %s' % nbmca) def testSpecfilewrapperReadingCompatibleWithUserLocale(self): #"""Test specfile compatible with C locale""" self.testSpecfilewrapperImport() self._sf = self.specfileClass.Specfile(self.fname) self._scan = self._sf[0] datacol = self._scan.datacol(2) data = self._scan.data() self._sf = None self.assertEqual(datacol[0], 1.3, 'Read %f instead of %f' %\ (datacol[0], 1.3)) self.assertEqual(datacol[1], 2.5, 'Read %f instead of %f' %\ (datacol[1], 2.5)) self.assertEqual(datacol[2], 3.7, 'Read %f instead of %f' %\ (datacol[2], 3.7)) self.assertEqual(datacol[1], data[1][1], 'Read %f instead of %f' %\ (datacol[1], data[1][1])) gc.collect() def testTrainingSpectrumReading(self): from PyMca5 import PyMcaDataDir import numpy fname = os.path.join(PyMcaDataDir.PYMCA_DATA_DIR, 'XRFSpectrum.mca') self._sf = self.specfileClass.Specfile(fname) self._scan = self._sf[0] # I find awful that starts counting at 1 # 1 is the point number # 2 is the actual spectal data datacol = self._scan.datacol(2) self._scan = self._sf[1] # The "second" scan is the readout as mca mca = self._scan.mca(1) self.assertTrue(numpy.alltrue(datacol == mca)) def getSuite(auto=True): testSuite = unittest.TestSuite() if auto: testSuite.addTest(\ unittest.TestLoader().loadTestsFromTestCase(testSpecfilewrapper)) else: # use a predefined order testSuite.addTest(testSpecfilewrapper("testSpecfilewrapperImport")) testSuite.addTest(testSpecfilewrapper("testSpecfilewrapperReading")) testSuite.addTest(\ testSpecfilewrapper(\ "testSpecfilewrapperReadingCompatibleWithUserLocale")) testSuite.addTest(testSpecfilewrapper("testTrainingSpectrumReading")) return testSuite def test(auto=False): unittest.TextTestRunner(verbosity=2).run(getSuite(auto=auto)) if __name__ == '__main__': test()