small edits: suggestions from reviews

Author: djarecka

nibabel/tests/test_spaces.py

@@ -76,15 +76,7 @@ def get_outspace_params():
     )
 
 
-@pytest.mark.parametrize("arg_tuple", [
-    # Enforce number of axes
-    ((2, 3, 4, 5), np.eye(4)),
-    ((2, 3, 4, 5, 6), np.eye(4)),
-    # Voxel sizes must be positive
-    ((2, 3, 4), np.eye(4), [-1, 1, 1]),
-    ((2, 3, 4), np.eye(4), [1, 0, 1])
-])
-def test_vox2out_vox(arg_tuple):
+def test_vox2out_vox():
     # Test world space bounding box
     # Test basic case, identity, no voxel sizes passed
     shape, aff = vox2out_vox(((2, 3, 4), np.eye(4)))