diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_application.py b/tests/test_application.py
new file mode 100644
index 0000000..7bb6a15
--- /dev/null
+++ b/tests/test_application.py
@@ -0,0 +1,5 @@
+from src.main import sum_two
+
+def test_hello_thing():
+    result = sum_two(1, 2)
+    assert result == 3