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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.
#
"""
# Unit tests
# builds on stuff from ImageD11.test.testpeaksearch
28/11/2014
"""
import unittest
import os
import numpy
import logging
logger = logging.getLogger(__name__)
from ...tifimage import tifimage
from ...marccdimage import marccdimage
from ..utilstest import UtilsTest
# statistics come from fit2d I think
# filename dim1 dim2 min max mean stddev
TESTIMAGES = """corkcont2_H_0089.mccd 2048 2048 0 354 7.2611 14.639
corkcont2_H_0089.mccd.bz2 2048 2048 0 354 7.2611 14.639
corkcont2_H_0089.mccd.gz 2048 2048 0 354 7.2611 14.639
somedata_0001.mccd 1024 1024 0 20721 128.37 136.23
somedata_0001.mccd.bz2 1024 1024 0 20721 128.37 136.23
somedata_0001.mccd.gz 1024 1024 0 20721 128.37 136.23"""
class TestNormalTiffOK(unittest.TestCase):
"""
check we can read normal tifs as well as mccd
"""
def setUp(self):
"""
create an image
"""
self.image = os.path.join(UtilsTest.tempdir, "tifimagewrite_test0000.tif")
self.imdata = numpy.zeros((24, 24), numpy.uint16)
self.imdata[12:14, 15:17] = 42
obj = tifimage(self.imdata, {})
obj.write(self.image)
def test_read_openimage(self):
from fabio.openimage import openimage
obj = openimage(self.image)
if obj.data.astype(int).tobytes() != self.imdata.astype(int).tobytes():
logger.info("%s %s" % (type(self.imdata), self.imdata.dtype))
logger.info("%s %s" % (type(obj.data), obj.data.dtype))
logger.info("%s %s" % (obj.data - self.imdata))
self.assertEqual(obj.data.astype(int).tobytes(),
self.imdata.astype(int).tobytes())
def tearDown(self):
unittest.TestCase.tearDown(self)
os.unlink(self.image)
class TestFlatMccds(unittest.TestCase):
def setUp(self):
self.fn = {}
for i in ["corkcont2_H_0089.mccd", "somedata_0001.mccd"]:
self.fn[i] = UtilsTest.getimage(i + ".bz2")[:-4]
self.fn[i + ".bz2"] = self.fn[i] + ".bz2"
self.fn[i + ".gz"] = self.fn[i] + ".gz"
for i in self.fn:
assert os.path.exists(self.fn[i])
def test_read(self):
""" check we can read MarCCD images"""
for line in TESTIMAGES.split("\n"):
vals = line.split()
name = vals[0]
dim1, dim2 = [int(x) for x in vals[1:3]]
shape = dim2, dim1
mini, maxi, mean, stddev = [float(x) for x in vals[3:]]
obj = marccdimage()
obj.read(self.fn[name])
self.assertAlmostEqual(mini, obj.getmin(), 2, "getmin")
self.assertAlmostEqual(maxi, obj.getmax(), 2, "getmax")
self.assertAlmostEqual(mean, obj.getmean(), 2, "getmean")
self.assertAlmostEqual(stddev, obj.getstddev(), 2, "getstddev")
self.assertEqual(shape, obj.shape, "dim1")
def suite():
loadTests = unittest.defaultTestLoader.loadTestsFromTestCase
testsuite = unittest.TestSuite()
testsuite.addTest(loadTests(TestFlatMccds))
testsuite.addTest(loadTests(TestNormalTiffOK))
return testsuite
if __name__ == '__main__':
runner = unittest.TextTestRunner()
runner.run(suite())
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