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from gudhi import WitnessComplex
"""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) 2016 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) 2016 INRIA"
__license__ = "GPL v3"
def test_empty_witness_complex():
witness = WitnessComplex()
assert witness.__is_defined() == False
def test_witness_complex():
point_list = [[0, 0], [1, 0], [0, 1], [1, 1]]
witness = WitnessComplex(points=point_list, number_of_landmarks=10)
assert witness.__is_defined() == True
# FIXME: Remove this line
witness.set_dimension(2)
assert witness.num_simplices() == 13
assert witness.num_vertices() == 10
witness.initialize_filtration()
"""
assert witness.get_filtered_tree() == \
[([0], 0.0), ([1], 0.0), ([0, 1], 0.0), ([2], 0.0), ([1, 2], 0.0),
([3], 0.0), ([2, 3], 0.0), ([4], 0.0), ([5], 0.0), ([6], 0.0),
([7], 0.0), ([8], 0.0), ([9], 0.0)]
assert witness.get_coface_tree([2], 1) == [([1, 2], 0.0), ([2, 3], 0.0)]
assert witness.get_star_tree([2]) == \
[([1, 2], 0.0), ([2], 0.0), ([2, 3], 0.0)]
"""
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