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#==========================================================================
#
# Copyright Insight Software Consortium
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0.txt
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#==========================================================================*/
# also test the import callback feature
from __future__ import print_function
def custom_callback(name, progress):
if progress == 0:
print("Loading %s..." % name, file=sys.stderr)
if progress == 1:
print("done", file=sys.stderr)
import itkConfig
itkConfig.ImportCallback = custom_callback
import itk
import sys
# test the force load function
itk.force_load()
fileName = sys.argv[1]
PixelType = itk.UC
dim = 2
ImageType = itk.Image[PixelType, dim]
ReaderType = itk.ImageFileReader[ImageType]
reader = ReaderType.New(FileName=fileName)
# test echo
itk.echo(reader)
itk.echo(reader, sys.stdout)
# test class_
assert itk.class_(reader) == ReaderType
assert itk.class_("dummy") == str
# test template
assert itk.template(ReaderType) == (itk.ImageFileReader, (ImageType,))
assert itk.template(reader) == (itk.ImageFileReader, (ImageType,))
try:
itk.template(str)
raise Exception("unknown class should send an exception")
except KeyError:
pass
# test ctype
assert itk.ctype("unsigned short") == itk.US
assert itk.ctype(" unsigned \n short \t ") == itk.US
try:
itk.ctype("dummy")
raise Exception("unknown C type should send an exception")
except KeyError:
pass
# test output
assert itk.output(reader) == reader.GetOutput()
assert itk.output(1) == 1
# test the deprecated image
assert itk.image(reader) == reader.GetOutput()
assert itk.image(1) == 1
# test size
s = itk.size(reader)
assert s[0] == s[1] == 256
s = itk.size(reader.GetOutput())
assert s[0] == s[1] == 256
# test physical size
s = itk.physical_size(reader)
assert s[0] == s[1] == 256.0
s = itk.physical_size(reader.GetOutput())
assert s[0] == s[1] == 256.0
# test spacing
s = itk.spacing(reader)
assert s[0] == s[1] == 1.0
s = itk.spacing(reader.GetOutput())
assert s[0] == s[1] == 1.0
# test origin
s = itk.origin(reader)
assert s[0] == s[1] == 0.0
s = itk.origin(reader.GetOutput())
assert s[0] == s[1] == 0.0
# test index
s = itk.index(reader)
assert s[0] == s[1] == 0
s = itk.index(reader.GetOutput())
assert s[0] == s[1] == 0
# test region
s = itk.region(reader)
assert s.GetIndex()[0] == s.GetIndex()[1] == 0
assert s.GetSize()[0] == s.GetSize()[1] == 256
s = itk.region(reader.GetOutput())
assert s.GetIndex()[0] == s.GetIndex()[1] == 0
assert s.GetSize()[0] == s.GetSize()[1] == 256
# test range
assert itk.range(reader) == (0, 255)
assert itk.range(reader.GetOutput()) == (0, 255)
# test write
itk.write(reader, sys.argv[2])
itk.write(reader, sys.argv[2], True)
# test search
res = itk.search("Index")
assert res[0] == "Index"
assert res[1] == "index"
assert "ContinuousIndex" in res
res = itk.search("index", True)
assert "Index" not in res
# test down_cast
obj = itk.Object.cast(reader)
# be sure that the reader is casted to itk::Object
assert obj.__class__ == itk.Object
down_casted = itk.down_cast(obj)
assert down_casted == reader
assert down_casted.__class__ == ReaderType
# pipeline, auto_pipeline and templated class are tested in other files
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