Move roman bits

leetcode/test_roman.py

@@ -0,0 +1,15 @@
+import pytest
+
+import roman
+
+
+@pytest.mark.parametrize(
+    ("n", "expected"),
+    [
+        (3, "III"),
+        (58, "LVIII"),
+        (1994, "MCMXCIV"),
+    ],
+)
+def test_int_to_roman(n: int, expected: str):
+    assert roman.i2r(n) == expected