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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)
#
"""Test Eiger images
"""
from __future__ import print_function, with_statement, division, absolute_import
import unittest
import os
import logging
logger = logging.getLogger(__name__)
from fabio.openimage import openimage
from fabio.eigerimage import EigerImage, h5py
from .utilstest import UtilsTest
def make_hdf5(name, shape=(50, 99, 101)):
if h5py is None:
raise unittest.SkipTest("h5py is not available")
with h5py.File(name) as h:
e = h.require_group("entry/data")
if len(shape) == 2:
e.require_dataset("data", shape, compression="gzip", compression_opts=9, dtype="float32")
elif len(shape) == 3:
e.require_dataset("data", shape, chunks=(1,) + shape[1:], compression="gzip", compression_opts=9, dtype="float32")
class TestEiger(unittest.TestCase):
"""basic test"""
@classmethod
def setUpClass(cls):
super(TestEiger, cls).setUpClass()
cls.fn3 = os.path.join(UtilsTest.tempdir, "eiger3d.h5")
make_hdf5(cls.fn3, (50, 99, 101))
@classmethod
def tearDownClass(cls):
super(TestEiger, cls).tearDownClass()
if os.path.exists(cls.fn3):
os.unlink(cls.fn3)
def test_read(self):
""" check we can read images from Eiger"""
e = EigerImage()
e.read(self.fn3)
self.assertEqual(e.dim1, 101, "dim1 OK")
self.assertEqual(e.dim2, 99, "dim2 OK")
self.assertEqual(e.nframes, 50, "nframe: got %s!=50" % e.nframes)
self.assertEqual(e.bpp, 4, "bpp OK")
def test_open(self):
""" check we can read images from Eiger"""
e = openimage(self.fn3)
self.assertEqual(e.dim1, 101, "dim1 OK")
self.assertEqual(e.dim2, 99, "dim2 OK")
self.assertEqual(e.nframes, 50, "nframe: got %s!=50" % e.nframes)
self.assertEqual(e.bpp, 4, "bpp OK")
def suite():
loadTests = unittest.defaultTestLoader.loadTestsFromTestCase
testsuite = unittest.TestSuite()
testsuite.addTest(loadTests(TestEiger))
return testsuite
if __name__ == '__main__':
runner = unittest.TextTestRunner()
runner.run(suite())
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