Add test for draw date function

tests/test_util.py

@@ -1,6 +1,7 @@
 """Tests for the `util` module."""
 import pytest
 import util.convert as uc
+import util.drawing as ud
 
 
 def test_convert_string_to_integer() -> None:
@@ -8,3 +9,8 @@ def test_convert_string_to_integer() -> None:
     assert uc.convert_string_to_integer("3.14") == 3
     with pytest.raises(uc.InvalidStringException) as exc:
         uc.convert_string_to_integer("a")
+
+
+def test_get_next_draw_date() -> None:
+    assert ud.get_next_draw_date(game="megamillions", from_date='02/15/2026') == '02/17/2026'
+    assert ud.get_next_draw_date(game='powerball', from_date='02/15/2026') == '02/16/2026'