diff --git a/test/rules_ut.py b/test/rules_ut.py
new file mode 100644
index 0000000..29578f6
--- /dev/null
+++ b/test/rules_ut.py
@@ -0,0 +1,25 @@
+import unittest
+from parametrized import parametrized
+
+from src.rules import Rules
+
+class TestRules(unittest.TestCase):
+	@parameterized([
+		('Joe', 7, 6, True),
+		('Joe', 10, 10, False),
+		('Joe', '7', '6', False),
+		('Joe', 7, '1', False),
+		('Joe', '1', 6, False),
+	])
+	def test_check_board_size(self, name, col, row, no_exception=False):
+		Rules rules
+		Board board(name, col, row)
+
+		if no_exception:
+			try:
+				rules.check_board_sizes(board)
+			except Exception:
+				self.assertEqual(no_exception, False)
+
+if __name__ == "__main__":
+	unittest.main()
\ No newline at end of file