test(environment): add reset() tests — observation shape, history clear, unique ids

tests/test_environment.py

@@ -0,0 +1,10 @@
+import pytest
+from server.environment import RedTeamEnvironment
+
+@pytest.mark.asyncio
+async def test_reset():
+    env = RedTeamEnvironment()
+    obs = await env.reset()
+    assert obs.turn == 0
+    assert obs.episode_id is not None
+    assert env.is_active is True