try to make test pass

Author: Carreau

zarr/tests/test_core.py

@@ -2473,6 +2473,6 @@ def test_hexdigest(self):
 
     def test_non_cont(self):
         z = self.create_array(shape=(500, 500, 500), chunks=(50, 50, 50), dtype="<i4")
-        z[:, :, :] = 0
+        z[:, :, :] = 1
         # actually go through the partial read by accessing a single item
         assert z[0, :, 0].any()