src/cython/test/Mini_simplex_tree_UT.py


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import unittest

import gudhi


class TestMiniSimplexTree(unittest.TestCase):

    def test_mini(self):
        triangle012 = [0, 1, 2]
        edge03 = [0, 3]
        mini_st = gudhi.MiniSimplexTree()
        self.assertTrue(mini_st.insert(triangle012))
        self.assertTrue(mini_st.insert(edge03))
        # FIXME: Remove this line
        mini_st.set_dimension(2)

        edge02 = [0, 2]
        self.assertTrue(mini_st.find(edge02))
        self.assertEqual(mini_st.get_coface_tree(edge02, 1),
                         [([0, 1, 2], 0.0)])

        # remove_maximal_simplex test
        self.assertEqual(mini_st.get_coface_tree(triangle012, 1), [])
        mini_st.remove_maximal_simplex(triangle012)
        self.assertTrue(mini_st.find(edge02))
        self.assertFalse(mini_st.find(triangle012))

if __name__ == '__main__':
    unittest.main()