Add test_out_wrong_tuple_len for rounding functions

Author: vlad-perevezentsev

dpnp/tests/test_mathematical.py

@@ -2020,9 +2020,7 @@ def test_out_dtype(self, func):
             fn(*args, out=out, dtype="f4")
 
     @pytest.mark.parametrize("xp", [numpy, dpnp])
-    @pytest.mark.parametrize(
-        "func", ["abs", "fix", "round", "add", "frexp", "divmod"]
-    )
+    @pytest.mark.parametrize("func", ["abs", "round", "add", "frexp", "divmod"])
     def test_out_wrong_tuple_len(self, xp, func):
         if func == "round" and xp is numpy:
             pytest.skip("numpy.round(x, out=(...)) is not supported")
@@ -2607,6 +2605,15 @@ def test_out_usm_ndarray(self, func, dt):
         assert result.get_array() is usm_out
         assert_array_equal(result, expected)
 
+    @pytest.mark.parametrize("xp", [numpy, dpnp])
+    def test_out_wrong_tuple_len(self, xp, func):
+        a = xp.array([1.1, -2.9, 3.5])
+
+        out1 = xp.empty_like(a)
+        out2 = xp.empty_like(a)
+
+        assert_raises(ValueError, getattr(xp, func), a, out=(out1, out2))
+
     @pytest.mark.parametrize("xp", [numpy, dpnp])
     @pytest.mark.parametrize(
         "shape", [(0,), (15,), (2, 2)], ids=["(0,)", "(15,)", "(2, 2)"]