diff options
author | Gard Spreemann <gspreemann@gmail.com> | 2017-10-09 10:47:31 +0200 |
---|---|---|
committer | Gard Spreemann <gspreemann@gmail.com> | 2017-10-09 10:47:31 +0200 |
commit | 673b6bb63befd7e591e52c13f43e5db53e5b29bd (patch) | |
tree | 3f15d96ef39bf0c6cf656d176ff1c437cacf5988 /cython/test/test_reader_utils.py | |
parent | 9466ce44e348487fc04a1fda493ed659ae92b775 (diff) | |
parent | 866f6ce614e9c09c97fed12c8c0c2c9fb84fad3f (diff) |
Merge tag 'upstream/2.0.1' into dfsg/latest
Upstream's 2.0.1 release.
Diffstat (limited to 'cython/test/test_reader_utils.py')
-rwxr-xr-x | cython/test/test_reader_utils.py | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/cython/test/test_reader_utils.py b/cython/test/test_reader_utils.py new file mode 100755 index 00000000..25591fb3 --- /dev/null +++ b/cython/test/test_reader_utils.py @@ -0,0 +1,88 @@ +import gudhi + +"""This file is part of the Gudhi Library. The Gudhi library + (Geometric Understanding in Higher Dimensions) is a generic C++ + library for computational topology. + + Author(s): Vincent Rouvreau + + Copyright (C) 2017 INRIA + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +""" + +__author__ = "Vincent Rouvreau" +__copyright__ = "Copyright (C) 2017 INRIA" +__license__ = "GPL v3" + + +def test_non_existing_csv_file(): + # Try to open a non existing file + matrix = gudhi.read_lower_triangular_matrix_from_csv_file(csv_file='pouetpouettralala.toubiloubabdou') + assert matrix == [] + +def test_full_square_distance_matrix_csv_file(): + # Create test file + test_file = open('full_square_distance_matrix.csv', 'w') + test_file.write('0;1;2;3;\n1;0;4;5;\n2;4;0;6;\n3;5;6;0;') + test_file.close() + matrix = gudhi.read_lower_triangular_matrix_from_csv_file(csv_file="full_square_distance_matrix.csv") + assert matrix == [[], [1.0], [2.0, 4.0], [3.0, 5.0, 6.0]] + +def test_lower_triangular_distance_matrix_csv_file(): + # Create test file + test_file = open('lower_triangular_distance_matrix.csv', 'w') + test_file.write('\n1,\n2,3,\n4,5,6,\n7,8,9,10,') + test_file.close() + matrix = gudhi.read_lower_triangular_matrix_from_csv_file(csv_file="lower_triangular_distance_matrix.csv", separator=",") + assert matrix == [[], [1.0], [2.0, 3.0], [4.0, 5.0, 6.0], [7.0, 8.0, 9.0, 10.0]] + +def test_non_existing_persistence_file(): + # Try to open a non existing file + persistence = gudhi.read_persistence_intervals_grouped_by_dimension(persistence_file='pouetpouettralala.toubiloubabdou') + assert persistence == [] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='pouetpouettralala.toubiloubabdou', only_this_dim=1) + assert persistence == [] + +def test_read_persistence_intervals_without_dimension(): + # Create test file + test_file = open('persistence_intervals_without_dimension.pers', 'w') + test_file.write('# Simple persistence diagram without dimension\n2.7 3.7\n9.6 14.\n34.2 34.974\n3. inf') + test_file.close() + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_without_dimension.pers') + assert persistence == [(2.7, 3.7), (9.6, 14.), (34.2, 34.974), (3., float('Inf'))] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_without_dimension.pers', only_this_dim=0) + assert persistence == [] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_without_dimension.pers', only_this_dim=1) + assert persistence == [] + persistence = gudhi.read_persistence_intervals_grouped_by_dimension(persistence_file='persistence_intervals_without_dimension.pers') + assert persistence == {-1: [(2.7, 3.7), (9.6, 14.0), (34.2, 34.974), (3.0, float('Inf'))]} + +def test_read_persistence_intervals_with_dimension(): + # Create test file + test_file = open('persistence_intervals_with_dimension.pers', 'w') + test_file.write('# Simple persistence diagram with dimension\n0 2.7 3.7\n1 9.6 14.\n3 34.2 34.974\n1 3. inf') + test_file.close() + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_with_dimension.pers') + assert persistence == [(2.7, 3.7), (9.6, 14.), (34.2, 34.974), (3., float('Inf'))] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_with_dimension.pers', only_this_dim=0) + assert persistence == [(2.7, 3.7)] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_with_dimension.pers', only_this_dim=1) + assert persistence == [(9.6, 14.), (3., float('Inf'))] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_with_dimension.pers', only_this_dim=2) + assert persistence == [] + persistence = gudhi.read_persistence_intervals_in_dimension(persistence_file='persistence_intervals_with_dimension.pers', only_this_dim=3) + assert persistence == [(34.2, 34.974)] + persistence = gudhi.read_persistence_intervals_grouped_by_dimension(persistence_file='persistence_intervals_with_dimension.pers') + assert persistence == {0: [(2.7, 3.7)], 1: [(9.6, 14.0), (3.0, float('Inf'))], 3: [(34.2, 34.974)]} |