changed output of matching as a (n x 2) array, adapted tests and doc

1 files changed, 5 insertions, 5 deletions

diff --git a/src/python/test/test_wasserstein_distance.py b/src/python/test/test_wasserstein_distance.py
index d0f0323c..ca9a4a61 100755
--- a/src/python/test/test_wasserstein_distance.py
+++ b/src/python/test/test_wasserstein_distance.py
@@ -61,15 +61,15 @@ def _basic_wasserstein(wasserstein_distance, delta, test_infinity=True, test_mat
 
     if test_matching:
         match = wasserstein_distance(emptydiag, emptydiag, matching=True, internal_p=1., order=2)[1]
-        assert match == []
+        assert np.array_equal(match, np.array([]))
         match = wasserstein_distance(emptydiag, emptydiag, matching=True, internal_p=np.inf, order=2.24)[1]
-        assert match == []
+        assert np.array_equal(match, np.array([]))
         match = wasserstein_distance(emptydiag, diag2, matching=True, internal_p=np.inf, order=2.)[1]
-        assert match == [(-1, 0), (-1, 1)]
+        assert np.array_equal(match , np.array([[-1, 0], [-1, 1]]))
         match = wasserstein_distance(diag2, emptydiag, matching=True, internal_p=np.inf, order=2.24)[1]
-        assert match == [(0, -1), (1, -1)]
+        assert np.array_equal(match , np.array([[0, -1], [1, -1]]))
         match = wasserstein_distance(diag1, diag2, matching=True, internal_p=2., order=2.)[1]
-        assert match == [(0, 0), (1, 1), (2, -1)]
+        assert np.array_equal(match, np.array_equal([[0, 0], [1, 1], [2, -1]]))