def test_spatial_filter(fsl_output_type=None):
prev_type = set_output_type(fsl_output_type)
files, testdir, origdir, out_ext = create_files_in_directory()
# Get the command
filter = fsl.SpatialFilter(in_file="a.nii", out_file="b.nii")
# Test the underlying command
yield assert_equal, filter.cmd, "fslmaths"
# Test that it fails without an operation
yield assert_raises, ValueError, filter.run
# Test the different operations
for op in ["mean", "meanu", "median"]:
filter.inputs.operation = op
yield assert_equal, filter.cmdline, "fslmaths a.nii -f%s b.nii" % op
# Test that we don't need to ask for an out name
filter = fsl.SpatialFilter(in_file="a.nii", operation="mean")
yield assert_equal, filter.cmdline, "fslmaths a.nii -fmean %s" % os.path.join(testdir, "a_filt%s" % out_ext)
# Clean up our mess
clean_directory(testdir, origdir)
set_output_type(prev_type)
def test_spatial_filter(create_files_in_directory):
files, testdir, out_ext = create_files_in_directory
# Get the command
filter = fsl.SpatialFilter(in_file="a.nii", out_file="b.nii")
# Test the underlying command
assert filter.cmd == "fslmaths"
# Test that it fails without an operation
with pytest.raises(ValueError):
filter.run()
# Test the different operations
for op in ["mean", "meanu", "median"]:
filter.inputs.operation = op
assert filter.cmdline == "fslmaths a.nii -f%s b.nii" % op
# Test that we don't need to ask for an out name
filter = fsl.SpatialFilter(in_file="a.nii", operation="mean")
assert filter.cmdline == "fslmaths a.nii -fmean %s" % os.path.join(testdir, "a_filt%s" % out_ext)
