working test +92 percent tets coverege

Author: rflamary

test/test_bregman.py

@@ -105,7 +105,7 @@ def test_bary():
     ot.bregman.barycenter(A, M, reg, log=True, verbose=True)
 
 
-def test_wassersteinbary():
+def test_wasserstein_bary_2d():
 
     size = 100  # size of a square image
     a1 = np.random.randn(size, size)

test/test_gpu.py

@@ -6,7 +6,6 @@
 
 import numpy as np
 import ot
-import time
 import pytest
 
 try:  # test if cudamat installed
@@ -31,7 +30,11 @@ def test_gpu_dist():
 
         np.testing.assert_allclose(M, M2, rtol=1e-10)
 
-        M2 = ot.gpu.dist(a.copy(), b.copy(), to_numpy=False)
+        M2 = ot.gpu.dist(a.copy(), b.copy(), metric='euclidean', to_numpy=False)
+
+        # check raise not implemented wrong metric
+        with pytest.raises(NotImplementedError):
+            M2 = ot.gpu.dist(a.copy(), b.copy(), metric='cityblock', to_numpy=False)
 
 
 @pytest.mark.skipif(nogpu, reason="No GPU available")
@@ -46,6 +49,9 @@ def test_gpu_sinkhorn():
         wa = ot.unif(n_samples // 4)
         wb = ot.unif(n_samples)
 
+        wb2 = np.random.rand(n_samples, 20)
+        wb2 /= wb2.sum(0, keepdims=True)
+
         M = ot.dist(a.copy(), b.copy())
         M2 = ot.gpu.dist(a.copy(), b.copy(), to_numpy=False)
 
@@ -56,7 +62,11 @@ def test_gpu_sinkhorn():
 
         np.testing.assert_allclose(G1, G, rtol=1e-10)
 
-        G2 = ot.gpu.sinkhorn(wa, wb, M2, reg, to_numpy=False)
+        # run all on gpu
+        ot.gpu.sinkhorn(wa, wb, M2, reg, to_numpy=False, log=True)
+
+        # run sinkhorn for multiple targets
+        ot.gpu.sinkhorn(wa, wb2, M2, reg, to_numpy=False, log=True)
 
 
 @pytest.mark.skipif(nogpu, reason="No GPU available")
@@ -83,4 +93,4 @@ def test_gpu_sinkhorn_lpl1():
 
         np.testing.assert_allclose(G1, G, rtol=1e-10)
 
-        G2 = ot.gpu.da.sinkhorn_lpl1_mm(wa, labels_a, wb, M2, reg, to_numpy=False)
+        ot.gpu.da.sinkhorn_lpl1_mm(wa, labels_a, wb, M2, reg, to_numpy=False, log=True)