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author | vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-07-06 15:38:44 +0000 |
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committer | vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-07-06 15:38:44 +0000 |
commit | 4832d865981bb74c8afc7240e953adc8f54c52b0 (patch) | |
tree | bbbf138e27985a1c7b8a5f11d3fe5cba6c51d5e0 /src/cython/test | |
parent | a4b7d528893f992115711225c7d4396de55c6c58 (diff) |
Plot functions now returns a plot that can be modified before to be shown
Add confidence band in plot_persistence_diagram
Cythonization of read_lower_triangular_matrix_from_csv_file and read_persistence_intervals functions
Add Python tests of read functions
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/persistence_diagram_improvement@2590 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: 522ec31e9ad3a9a688875612d246114704b8c74e
Diffstat (limited to 'src/cython/test')
-rwxr-xr-x | src/cython/test/test_reader_utils.py | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/cython/test/test_reader_utils.py b/src/cython/test/test_reader_utils.py new file mode 100755 index 00000000..517bf109 --- /dev/null +++ b/src/cython/test/test_reader_utils.py @@ -0,0 +1,81 @@ +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=15) + assert persistence == [[2.7, 3.7], [9.6, 14.], [34.2, 34.974], [3., float('Inf')]] + 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=1) + # BUG !!! + assert persistence == [[2.7, 3.7], [9.6, 14.], [34.2, 34.974], [3., float('Inf')]] + 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)]} |