diff --git a/tests/test_enum.py b/tests/test_enum.py
new file mode 100644
index 0000000..6846919
--- /dev/null
+++ b/tests/test_enum.py
@@ -0,0 +1,12 @@
+import sys
+from pathlib import Path
+
+import pytest
+
+sys.path.append(str(Path(__file__).parents[1]))
+from src.config.instruments import Instruments
+
+
+@pytest.mark.parametrize("instrument", ["fake_instrument", "ref_m"])
+def test_enum(instrument):
+    assert Instruments.has_value(instrument) == (instrument == "ref_m")