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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)
#
# 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.
#
""" Test the fit2d mask reader
Updated by Jerome Kieffer (jerome.kieffer@esrf.eu), 2011
28/11/2014
"""
import unittest
import os
import numpy
import logging
logger = logging.getLogger(__name__)
import fabio
from fabio.fit2dmaskimage import fit2dmaskimage
from ..utilstest import UtilsTest
class TestFaceMask(unittest.TestCase):
""" test the picture of a face """
def setUp(self):
"""
download images
"""
self.filename = UtilsTest.getimage("face.msk.bz2")[:-4]
self.edffilename = UtilsTest.getimage("face.edf.bz2")[:-4]
def test_getmatch(self):
""" test edf and msk are the same """
i = fit2dmaskimage()
i.read(self.filename)
j = fabio.open(self.edffilename)
self.assertEqual(i.shape, j.shape)
self.assertEqual(i.data.shape, j.data.shape)
diff = j.data - i.data
sumd = abs(diff).sum(dtype=float)
self.assertEqual(sumd, 0.0)
class TestClickedMask(unittest.TestCase):
""" A few random clicks to make a test mask """
def setUp(self):
"""
download images
"""
self.filename = UtilsTest.getimage("fit2d_click.msk.bz2")[:-4]
self.edffilename = UtilsTest.getimage("fit2d_click.edf.bz2")[:-4]
def test_read(self):
""" Check it reads a mask OK """
i = fit2dmaskimage()
i.read(self.filename)
self.assertEqual(i.shape, (1024, 1024))
self.assertEqual(i.bpp, 1)
self.assertEqual(i.bytecode, numpy.uint8)
self.assertEqual(i.data.shape, (1024, 1024))
def test_getmatch(self):
""" test edf and msk are the same """
i = fit2dmaskimage()
j = fabio.open(self.edffilename)
i.read(self.filename)
self.assertEqual(i.data.shape, j.data.shape)
diff = j.data - i.data
self.assertEqual(i.getmax(), 1)
self.assertEqual(i.getmin(), 0)
sumd = abs(diff).sum(dtype=float)
self.assertEqual(sumd, 0)
class TestMskWrite(unittest.TestCase):
"""
Write dummy mask files with various compression schemes
"""
def setUp(self):
shape = (199, 211) # those are prime numbers
self.data = (numpy.random.random(shape) > 0.6)
self.header = fit2dmaskimage.check_header()
def atest(self):
e = fit2dmaskimage(data=self.data, header=self.header)
e.write(self.filename)
r = fabio.open(self.filename)
self.assertEqual(e.shape, r.shape, "shape are the same")
if r.header != self.header:
print("Issue with header in TestMskWrite.testFlat")
for k, v in r.header.items():
print(k, v, self.header.get(k))
print(e.header)
print(r.header)
print(self.header)
else:
self.assertTrue(r.header == self.header, "header are OK")
self.assertTrue(abs(r.data - self.data).max() == 0, "data are OK")
def testFlat(self):
self.filename = os.path.join(UtilsTest.tempdir, "random.msk")
self.atest()
def testGzip(self):
self.filename = os.path.join(UtilsTest.tempdir, "random.msk.gz")
self.atest()
def testBzip2(self):
self.filename = os.path.join(UtilsTest.tempdir, "random.msk.gz")
self.atest()
def tearDown(self):
if os.path.isfile(self.filename):
os.unlink(self.filename)
def suite():
loadTests = unittest.defaultTestLoader.loadTestsFromTestCase
testsuite = unittest.TestSuite()
testsuite.addTest(loadTests(TestFaceMask))
testsuite.addTest(loadTests(TestClickedMask))
testsuite.addTest(loadTests(TestMskWrite))
return testsuite
if __name__ == '__main__':
runner = unittest.TextTestRunner()
runner.run(suite())
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