def test_sort_one_2(self):
t = np.array([[1, 3, 0], [3, 2, 1]]).T
sorted_t = sort_points.sort_triangle_edges(t)
truth = np.array([[1, 3, 0], [1, 2, 3]]).T
self.assertTrue(np.allclose(sorted_t, truth))
def test_no_sorting(self):
t = np.array([[0, 1, 2], [2, 1, 3]]).T
sorted_t = sort_points.sort_triangle_edges(t)
truth = t
self.assertTrue(np.allclose(sorted_t, truth))
def test_two_fracs_sort_second_then_third(self):
# The first will lead the second to be sorted, which again remove the need to sort the third
t = np.array([[0, 1, 2], [1, 2, 3], [3, 2, 4]]).T
sorted_t = sort_points.sort_triangle_edges(t)
truth = np.array([[0, 1, 2], [2, 1, 3], [2, 3, 4]]).T
self.assertTrue(np.allclose(sorted_t, truth))
def test_issue_1(self):
# Bug found while using the code
t = np.array([
[2, 1, 0, 5, 1, 0, 1, 6, 4, 7, 4, 5],
[3, 3, 5, 3, 5, 5, 6, 7, 3, 3, 7, 4],
[1, 0, 3, 4, 6, 1, 2, 2, 7, 2, 6, 6],
])
sorted_t = sort_points.sort_triangle_edges(t.copy())
truth = np.array([
[2, 3, 1],
[1, 3, 0],
[3, 5, 0],
[5, 3, 4],
[1, 5, 6],
[0, 5, 1],
[1, 6, 2],
[6, 7, 2],
[4, 3, 7],
[7, 3, 2],
[4, 7, 6],
[5, 4, 6],
]).T
self.assertTrue(np.allclose(sorted_t, truth))
def test_four_fracs_last_sorted_automatically(self):
t = np.array([[0, 1, 2], [1, 2, 3], [3, 2, 4], [0, 4, 2]]).T
sorted_t = sort_points.sort_triangle_edges(t)
truth = np.array([[0, 1, 2], [2, 1, 3], [2, 3, 4], [2, 4, 0]]).T
self.assertTrue(np.allclose(sorted_t, truth))