Add a new test to test_sycl_usm (#225)

Author: vlad-perevezentsev

dpctl/tests/test_sycl_usm.py

@@ -52,6 +52,14 @@ def test_memory_create(self):
         self.assertEqual(mobj.nbytes, nbytes)
         self.assertTrue(hasattr(mobj, "__sycl_usm_array_interface__"))
 
+    @unittest.expectedFailure
+    @unittest.skipUnless(
+        dpctl.has_sycl_platforms(), "No SYCL devices except the default host device."
+    )
+    def test_memory_create_with_np(self):
+        mobj = dpctl.memory.MemoryUSMShared(np.int64(16384))
+        self.assertTrue(hasattr(mobj, "__sycl_usm_array_interface__"))
+
     def _create_memory(self):
         nbytes = 1024
         queue = dpctl.get_current_queue()