import os import re import pandas import pytest from freesurfer_volume_reader.ashs import IntracranialVolumeFile, HippocampalSubfieldsVolumeFile from conftest import SUBJECTS_DIR, assert_volume_frames_equal @pytest.mark.parametrize(('volume_file_path', 'expected_subject'), [ ('bert_icv.txt', 'bert'), ('final/bert_icv.txt', 'bert'), ('ashs/subjects/bert/final/bert_icv.txt', 'bert'), ('ashs/subjects/alice/final/long_subject_name_42_icv.txt', 'long_subject_name_42'), ]) def test_intracranial_volume_file_init(volume_file_path, expected_subject): volume_file = IntracranialVolumeFile(path=volume_file_path) assert os.path.abspath(volume_file_path) == volume_file.absolute_path assert expected_subject == volume_file.subject @pytest.mark.parametrize('volume_file_path', [ '_icv.txt', 'bert_ICV.txt', 'bert_icv.csv', 'bert_ICV.txt.zip', ]) def test_intracranial_volume_file_init_invalid_filename(volume_file_path): with pytest.raises(Exception): IntracranialVolumeFile(path=volume_file_path) @pytest.mark.parametrize(('volume_file_path', 'expected_volume'), [ (os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_icv.txt'), 1234560), (os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_icv.txt'), 1.23456e06), (os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_icv.txt'), 1.23456e+06), (os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_icv.txt'), float('1.23456e+06')), (os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_icv.txt'), 1543200), ]) def test_intracranial_volume_file_read_volume_mm3(volume_file_path, expected_volume): volume_file = IntracranialVolumeFile(path=volume_file_path) assert expected_volume == pytest.approx(volume_file.read_volume_mm3()) @pytest.mark.parametrize('volume_file_path', [ os.path.join(SUBJECTS_DIR, 'noone', 'final', 'noone_icv.txt'), ]) def test_intracranial_volume_file_read_volume_mm3_not_found(volume_file_path): volume_file = IntracranialVolumeFile(path=volume_file_path) with pytest.raises(FileNotFoundError): volume_file.read_volume_mm3() @pytest.mark.parametrize(('volume_file_path', 'expected_attrs'), [ ('ashs/final/bert_left_heur_volumes.txt', {'subject': 'bert', 'hemisphere': 'left', 'correction': None}), ('ashs/final/bert_left_corr_nogray_volumes.txt', {'subject': 'bert', 'hemisphere': 'left', 'correction': 'nogray'}), ('ashs/final/bert_left_corr_usegray_volumes.txt', {'subject': 'bert', 'hemisphere': 'left', 'correction': 'usegray'}), ('ashs/final/bert_right_heur_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': None}), ('ashs/final/bert_right_corr_nogray_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': 'nogray'}), ('ashs/final/bert_right_corr_usegray_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': 'usegray'}), ('somewhere/else/bert_right_heur_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': None}), ('somewhere/else/bert_right_corr_nogray_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': 'nogray'}), ('bert_right_heur_volumes.txt', {'subject': 'bert', 'hemisphere': 'right', 'correction': None}), ('/foo/bar/alice_20190503_right_corr_nogray_volumes.txt', {'subject': 'alice_20190503', 'hemisphere': 'right', 'correction': 'nogray'}), ]) def test_hippocampal_subfields_volume_file_init(volume_file_path, expected_attrs): volume_file = HippocampalSubfieldsVolumeFile(path=volume_file_path) assert os.path.abspath(volume_file_path) == volume_file.absolute_path for attr, value in expected_attrs.items(): assert value == getattr(volume_file, attr) @pytest.mark.parametrize('volume_file_path', [ 'bert_middle_heur_volumes.txt', 'bert_right_hear_volumes.txt', 'bert_right_heur_volumes.nii', 'bert_left_lfseg_corr_usegray.nii.gz', ]) def test_hippocampal_subfields_volume_file_init_invalid(volume_file_path): with pytest.raises(Exception): HippocampalSubfieldsVolumeFile(path=volume_file_path) @pytest.mark.parametrize(('volume_file_path', 'expected_volumes'), [ (os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_nogray_volumes.txt'), {'CA1': 678.901, 'CA2+3': 123.456, 'DG': 901.234, 'ERC': 789.012, 'PHC': 2345.876, 'PRC': 2345.678, 'SUB': 457.789}), ]) def test_hippocampal_subfields_volume_file_read_volumes_mm3(volume_file_path, expected_volumes): volume_file = HippocampalSubfieldsVolumeFile(path=volume_file_path) assert expected_volumes == volume_file.read_volumes_mm3() def test_hippocampal_subfields_volume_file_read_volumes_mm3_not_found(): volume_file = HippocampalSubfieldsVolumeFile( path=os.path.join(SUBJECTS_DIR, 'nobert', 'final', 'bert_left_corr_nogray_volumes.txt')) with pytest.raises(FileNotFoundError): volume_file.read_volumes_mm3() @pytest.mark.parametrize(('volume_file_path', 'expected_dataframe'), [ (os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_heur_volumes.txt'), pandas.DataFrame({ 'subfield': ['CA1', 'CA2+3', 'DG', 'ERC', 'PHC', 'PRC', 'SUB'], 'volume_mm^3': [679.904, 124.459, 902.237, 789.012, 2346.879, 2346.671, 458.782], 'subject': 'alice', 'hemisphere': 'left', 'correction': None, })), ]) def test_hippocampal_subfields_volume_file_read_volumes_dataframe( volume_file_path: str, expected_dataframe: pandas.DataFrame): volume_file = HippocampalSubfieldsVolumeFile(path=volume_file_path) assert_volume_frames_equal(left=expected_dataframe, right=volume_file.read_volumes_dataframe()) def test_hippocampal_subfields_volume_file_read_volumes_dataframe_not_found(): volume_file = HippocampalSubfieldsVolumeFile( path=os.path.join(SUBJECTS_DIR, 'nobert', 'final', 'bert_left_corr_nogray_volumes.txt')) with pytest.raises(FileNotFoundError): volume_file.read_volumes_dataframe() @pytest.mark.parametrize(('root_dir_path', 'expected_file_paths'), [ (os.path.join(SUBJECTS_DIR, 'alice'), {os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_heur_volumes.txt'), os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_corr_nogray_volumes.txt')}), (os.path.join(SUBJECTS_DIR, 'bert'), {os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_nogray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_usegray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_heur_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_right_corr_nogray_volumes.txt')}), (SUBJECTS_DIR, {os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_heur_volumes.txt'), os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_corr_nogray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_nogray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_usegray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_heur_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_right_corr_nogray_volumes.txt')}), ]) def test_hippocampal_subfields_volume_file_find(root_dir_path, expected_file_paths): volume_files_iterator = HippocampalSubfieldsVolumeFile.find(root_dir_path=root_dir_path) assert expected_file_paths == set(f.absolute_path for f in volume_files_iterator) @pytest.mark.parametrize(('root_dir_path', 'filename_pattern', 'expected_file_paths'), [ (SUBJECTS_DIR, r'^bert_right_', {os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_right_corr_nogray_volumes.txt')}), (SUBJECTS_DIR, r'_nogray_volumes.txt$', {os.path.join(SUBJECTS_DIR, 'alice', 'final', 'alice_left_corr_nogray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_left_corr_nogray_volumes.txt'), os.path.join(SUBJECTS_DIR, 'bert', 'final', 'bert_right_corr_nogray_volumes.txt')}), ]) def test_hippocampal_subfields_volume_file_find_pattern(root_dir_path, filename_pattern, expected_file_paths): volume_files_iterator = HippocampalSubfieldsVolumeFile.find( root_dir_path=root_dir_path, filename_regex=re.compile(filename_pattern)) assert expected_file_paths == set(f.absolute_path for f in volume_files_iterator)