@@ -239,4 +239,7 @@ PYBIND11_MODULE(xtensor_python_test, m)
             [](C & self) -> C::array_type & { return self.array(); }
         )
     ;
+
+    m.def("simple_array", [](xt::pyarray<int>) { return 1; } );
+    m.def("simple_tensor", [](xt::pytensor<int, 1>) { return 2; } );
 }
@@ -147,6 +147,13 @@ def test_col_row_major(self):
         xt.col_major_array(varF)
         xt.col_major_array(varF[:, :, 0]) # still col major!
 
+    def test_bad_argument_call(self):
+        with self.assertRaises(TypeError):
+            xt.simple_array("foo")
+
+        with self.assertRaises(TypeError):
+            xt.simple_tensor("foo")
+
 class AttributeTest(TestCase):
 
     def setUp(self):
Original file line number	Diff line number	Diff line change
@@ -239,4 +239,7 @@ PYBIND11_MODULE(xtensor_python_test, m)
239	239	[](C & self) -> C::array_type & { return self.array(); }
240	240	)
241	241	;
	242	+
	243	+ m.def("simple_array", [](xt::pyarray<int>) { return 1; } );
	244	+ m.def("simple_tensor", [](xt::pytensor<int, 1>) { return 2; } );
242	245	}