diff --git a/test_hitl_agent.py b/test_hitl_agent.py
new file mode 100644
index 0000000..65cbc91
--- /dev/null
+++ b/test_hitl_agent.py
@@ -0,0 +1,11 @@
+from hitl_agent import intro, resolve
+
+
+def test_intro_sets_scene():
+    state = intro({"scene": "", "inventory": [], "decision": ""})
+    assert "лаборатории" in state["scene"]
+
+
+def test_resolve_open_adds_access_card():
+    state = resolve({"scene": "x", "inventory": [], "decision": "open"})
+    assert "access_card" in state["inventory"]