update the test

Author: Vahid Tavanashad

dpnp/tests/test_window.py

@@ -1,9 +1,11 @@
 import numpy
 import pytest
-from numpy.testing import assert_allclose, assert_raises
+from numpy.testing import assert_raises
 
 import dpnp
 
+from .helper import assert_dtype_allclose
+
 
 @pytest.mark.parametrize("func", ["hamming"])
 @pytest.mark.parametrize(
@@ -13,7 +15,7 @@ def test_window(func, M):
     result = getattr(dpnp, func)(M)
     expected = getattr(numpy, func)(M)
 
-    assert_allclose(result, expected)
+    assert_dtype_allclose(result, expected)
 
 
 @pytest.mark.parametrize("func", ["hamming"])