Bears-R-Us#3802: sporadic failures of test_assert_frame_equal_check_e…

…xact (Bears-R-Us#3808)

Co-authored-by: Amanda Potts <ajpotts@users.noreply.github.com>

tests/testing/asserters_test.py

@@ -866,7 +866,7 @@ def test_assert_frame_equal_check_exact(self, size, left_as_arkouda, right_as_ar
         # check_exact
         # rtol
         # atol
-        rng = ak.random.default_rng()
+        rng = ak.random.default_rng(seed=17)
         atol = 0.001
         rtol = 0.001
 
@@ -887,13 +887,15 @@ def test_assert_frame_equal_check_exact(self, size, left_as_arkouda, right_as_ar
                 assert_frame_equal(df, df_rtol_atol, check_exact=True)
         with pytest.raises(AssertionError):
             assert_frame_equivalent(convert_left(df), convert_right(df_rtol_atol), check_exact=True)
+
         if both_ak:
             with pytest.raises(AssertionError):
                 assert_frame_equal(df, df_rtol_atol, check_exact=False, rtol=rtol)
         with pytest.raises(AssertionError):
             assert_frame_equivalent(
                 convert_left(df), convert_right(df_rtol_atol), check_exact=False, rtol=rtol
             )
+
         if both_ak:
             with pytest.raises(AssertionError):
                 assert_frame_equal(df, df_rtol_atol, check_exact=False, atol=atol)