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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Project: Fable Input Output
# https://github.com/silx-kit/fabio
#
# Copyright (C) European Synchrotron Radiation Facility, Grenoble, France
#
# Principal author: Jérôme Kieffer (Jerome.Kieffer@ESRF.eu)
#
# This program 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 3 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/>.
#
"""
Test cases for filename deconstruction
testsuite by Jerome Kieffer (Jerome.Kieffer@esrf.eu)
28/11/2014
"""
import unittest
import os
import logging
import tempfile
logger = logging.getLogger(__name__)
import fabio
import numpy
CASES = [
(1, 'edf', "data0001.edf"),
(10001, 'edf', "data10001.edf"),
(10001, 'edf', "data10001.edf.gz"),
(10001, 'edf', "data10001.edf.bz2"),
(2, 'marccd', "data0002.mccd"),
(12345, 'marccd', "data12345.mccd"),
(10001, 'marccd', "data10001.mccd.gz"),
(10001, 'marccd', "data10001.mccd.bz2"),
(123, 'marccd', "data123.mccd.gz"),
(3, 'tif_or_pilatus', "data0003.tif"),
(4, 'tif_or_pilatus', "data0004.tiff"),
(12, 'bruker', "sucrose101.012.gz"),
(99, 'bruker', "sucrose101.099"),
(99, 'bruker', "sucrose101.0099"),
(99, 'bruker', "sucrose101.0099.bz2"),
(99, 'bruker', "sucrose101.0099.gz"),
(2, 'fit2dmask', "fit2d.msk"),
(None, 'fit2dmask', "mymask.msk"),
(670005, 'edf', 'S82P670005.edf'),
(670005, 'edf', 'S82P670005.edf.gz'),
# based on only the name it can be either img or oxd
(1, 'dtrek_or_oxd_or_hipic_or_raxis', 'mb_LP_1_001.img'),
(2, 'dtrek_or_oxd_or_hipic_or_raxis', 'mb_LP_1_002.img.gz'),
(3, 'dtrek_or_oxd_or_hipic_or_raxis', 'mb_LP_1_003.img.bz2'),
(3, 'dtrek_or_oxd_or_hipic_or_raxis', os.path.join("data", 'mb_LP_1_003.img.bz2')),
]
MORE_CASES = [
("data0010.edf", "data0012.edf", 10),
("data1000.pnm", "data999.pnm", 1000),
("data0999.pnm", "data1000.pnm", 999),
("data123457.edf", "data123456.edf", 123457),
("d0ata000100.mccd", "d0ata000012.mccd", 100),
(os.path.join("images/sampledir", "P33S670003.edf"),
os.path.join("images/sampledir", "P33S670002.edf"), 670003),
(os.path.join("images/P33S67", "P33S670003.edf"),
os.path.join("images/P33S67", "P33S670002.edf"), 670003),
("image2301.mar2300", "image2300.mar2300", 2301),
("image2300.mar2300", "image2301.mar2300", 2300),
("image.0123", "image.1234", 123),
("mymask.msk", "mymask.msk", None),
("data_123.mccd.bz2", "data_001.mccd.bz2", 123)
]
class TestFilenames(unittest.TestCase):
""" check the name -> number, type conversions """
def test_many_cases(self):
""" loop over CASES """
for num, typ, name in CASES:
obj = fabio.FilenameObject(filename=name)
self.assertEqual(num, obj.num, name + " num=" + str(num) +
" != obj.num=" + str(obj.num))
self.assertEqual(typ, "_or_".join(obj.format),
name + " " + "_or_".join(obj.format))
self.assertEqual(name, obj.tostring(), name + " " + obj.tostring())
def test_more_cases(self):
for nname, oname, num in MORE_CASES:
name = fabio.construct_filename(oname, num)
self.assertEqual(name, nname)
def test_more_cases_jump(self):
for nname, oname, num in MORE_CASES:
name = fabio.jump_filename(oname, num)
self.assertEqual(name, nname)
class TestFilenameObjects(unittest.TestCase):
def setUp(self):
""" make a small test dataset """
self.datashape = (10,11)
self.nframes = 5
self.tempdir = tempfile.mkdtemp()
self.fnames = [os.path.join(self.tempdir, "FNO%04d.edf" % iframe)
for iframe in range(self.nframes)]
data = numpy.zeros(self.datashape,numpy.uint16)
im = fabio.edfimage.edfimage(data)
for iframe, fname in enumerate(self.fnames):
im.header["checkthing"] = str(iframe)
im.write(fname)
def tearDown(self):
for name in self.fnames:
os.remove(name)
os.rmdir(self.tempdir)
def test_files_are_being_opened(self):
"""Regression test for Fable"""
for iframe, fname in enumerate(self.fnames):
obj = fabio.FilenameObject(filename=fname)
# read via the FilenameObject
o1 = fabio.open(obj)
self.assertEqual(o1.data.shape, self.datashape)
self.assertEqual(o1.header['checkthing'], str(iframe))
# And via the tostring
o2 = fabio.open(obj.tostring())
self.assertEqual(o2.data.shape, self.datashape)
self.assertEqual(o2.header['checkthing'], str(iframe))
def test_FileNameObject_can_iterate(self):
"""Regression test for Fable"""
obj = fabio.FilenameObject(filename=self.fnames[0])
for iframe, fname in enumerate(self.fnames):
obj.num = iframe
# read via the FilenameObject
o1 = fabio.open(obj)
self.assertEqual(o1.data.shape, self.datashape)
self.assertEqual(o1.header['checkthing'], str(iframe))
# And via the tostring
o2 = fabio.open(obj.tostring())
self.assertEqual(o2.data.shape, self.datashape)
self.assertEqual(o2.header['checkthing'], str(iframe))
# And the real name
o3 = fabio.open(fname)
self.assertEqual(o3.data.shape, self.datashape)
self.assertEqual(o3.header['checkthing'], str(iframe))
def suite():
loadTests = unittest.defaultTestLoader.loadTestsFromTestCase
testsuite = unittest.TestSuite()
testsuite.addTest(loadTests(TestFilenames))
testsuite.addTest(loadTests(TestFilenameObjects))
return testsuite
if __name__ == '__main__':
runner = unittest.TextTestRunner()
runner.run(suite())
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