/usr/lib/python2.7/dist-packages/pyFAI/test/test_bug_regression.py is in python-pyfai 0.15.0+dfsg1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | #!/usr/bin/env python
# coding: utf-8
#
# Project: Azimuthal integration
# https://github.com/silx-kit/pyFAI
#
# Copyright (C) 2015-2018 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 suite for non regression on some bugs.
Please refer to their respective bug number
https://github.com/silx-kit/pyFAI/issues
"""
from __future__ import absolute_import, division, print_function
__author__ = "Jérôme Kieffer"
__contact__ = "Jerome.Kieffer@esrf.fr"
__license__ = "MIT"
__copyright__ = "2015-2018 European Synchrotron Radiation Facility, Grenoble, France"
__date__ = "25/01/2018"
import sys
import os
import unittest
import numpy
import subprocess
import logging
from .utilstest import UtilsTest
logger = logging.getLogger(__name__)
import fabio
from .. import load
from ..azimuthalIntegrator import AzimuthalIntegrator
from .. import detectors
from .. import units
class TestBug170(unittest.TestCase):
"""
Test a mar345 image with 2300 pixels size
"""
def setUp(self):
ponitxt = """
Detector: Mar345
PixelSize1: 0.00015
PixelSize2: 0.00015
Distance: 0.446642915189
Poni1: 0.228413453499
Poni2: 0.272291324302
Rot1: 0.0233130647508
Rot2: 0.0011735285628
Rot3: -7.22446379865e-08
SplineFile: None
Wavelength: 7e-11
"""
self.ponifile = os.path.join(UtilsTest.tempdir, "bug170.poni")
with open(self.ponifile, "w") as poni:
poni.write(ponitxt)
self.data = numpy.random.random((2300, 2300))
def tearDown(self):
if os.path.exists(self.ponifile):
os.unlink(self.ponifile)
self.data = None
@unittest.skipIf(UtilsTest.low_mem, "test using >100Mb")
def test_bug170(self):
ai = load(self.ponifile)
logger.debug(ai.mask.shape)
logger.debug(ai.detector.pixel1)
logger.debug(ai.detector.pixel2)
ai.integrate1d(self.data, 2000)
class TestBug211(unittest.TestCase):
"""
Check the quantile filter in pyFAI-average
"""
def setUp(self):
shape = (100, 100)
dtype = numpy.float32
self.image_files = []
self.outfile = os.path.join(UtilsTest.tempdir, "out.edf")
res = numpy.zeros(shape, dtype=dtype)
for i in range(5):
fn = os.path.join(UtilsTest.tempdir, "img_%i.edf" % i)
if i == 3:
data = numpy.zeros(shape, dtype=dtype)
elif i == 4:
data = numpy.ones(shape, dtype=dtype)
else:
data = numpy.random.random(shape).astype(dtype)
res += data
e = fabio.edfimage.edfimage(data=data)
e.write(fn)
self.image_files.append(fn)
self.res = res / 3.0
# It is not anymore a script, but a module
import pyFAI.app.average
self.exe = pyFAI.app.average.__file__
self.env = UtilsTest.get_test_env()
def tearDown(self):
for fn in self.image_files:
os.unlink(fn)
if os.path.exists(self.outfile):
os.unlink(self.outfile)
self.image_files = None
self.res = None
self.exe = self.env = None
def test_quantile(self):
command_line = [sys.executable, self.exe, "--quiet", "-q", "0.2-0.8", "-o", self.outfile] + self.image_files
p = subprocess.Popen(command_line,
shell=False, env=self.env,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
rc = p.wait()
if rc:
logger.info(p.stdout.read())
logger.error(p.stderr.read())
logger.error(os.linesep + (" ".join(command_line)))
env = "Environment:"
for k, v in self.env.items():
env += "%s %s: %s" % (os.linesep, k, v)
logger.error(env)
self.fail()
if fabio.hexversion < 262147:
logger.error("Error: the version of the FabIO library is too old: %s, please upgrade to 0.4+. Skipping test for now", fabio.version)
return
self.assertEqual(rc, 0, msg="pyFAI-average return code %i != 0" % rc)
self.assertTrue(numpy.allclose(fabio.open(self.outfile).data, self.res),
"pyFAI-average with quantiles gives good results")
class TestBugRegression(unittest.TestCase):
"just a bunch of simple tests"
def test_bug_232(self):
"""
Check the copy and deepcopy methods of Azimuthal integrator
"""
det = detectors.ImXPadS10()
ai = AzimuthalIntegrator(dist=1, detector=det)
data = numpy.random.random(det.shape)
_result = ai.integrate1d(data, 100, unit="r_mm")
import copy
ai2 = copy.copy(ai)
self.assertNotEqual(id(ai), id(ai2), "copy instances are different")
self.assertEqual(id(ai.ra), id(ai2.ra), "copy arrays are the same after copy")
self.assertEqual(id(ai.detector), id(ai2.detector), "copy detector are the same after copy")
ai3 = copy.deepcopy(ai)
self.assertNotEqual(id(ai), id(ai3), "deepcopy instances are different")
self.assertNotEqual(id(ai.ra), id(ai3.ra), "deepcopy arrays are different after copy")
self.assertNotEqual(id(ai.detector), id(ai3.detector), "deepcopy arrays are different after copy")
def test_bug_174(self):
"""
wavelength change not taken into account (memoization error)
"""
ai = load(UtilsTest.getimage("Pilatus1M.poni"))
data = fabio.open(UtilsTest.getimage("Pilatus1M.edf")).data
wl1 = 1e-10
wl2 = 2e-10
ai.wavelength = wl1
q1, i1 = ai.integrate1d(data, 1000)
# ai.reset()
ai.wavelength = wl2
q2, i2 = ai.integrate1d(data, 1000)
dq = (abs(q1 - q2).max())
_di = (abs(i1 - i2).max())
# print(dq)
self.assertAlmostEqual(dq, 3.79, 2, "Q-scale difference should be around 3.8, got %s" % dq)
def test_bug_758(self):
"""check the stored "h*c" constant is almost 12.4"""
hc = 12.398419292004204 # Old reference value
self.assertAlmostEqual(hc, units.hc, 6, "hc is correct, got %s" % units.hc)
def suite():
loader = unittest.defaultTestLoader.loadTestsFromTestCase
testsuite = unittest.TestSuite()
testsuite.addTest(loader(TestBug170))
testsuite.addTest(loader(TestBug211))
testsuite.addTest(loader(TestBugRegression))
return testsuite
if __name__ == '__main__':
runner = unittest.TextTestRunner()
runner.run(suite())
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