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from pathlib import Path
from frontend.web_runtime import WebRuntime
from llm_panda.execution.cancellation import (
CancellationToken,
ExecutionInterrupted,
)
ROOT = Path(__file__).resolve().parents[1]
def test_reload_snapshot_preserves_runtime_state_and_event_history():
runtime = WebRuntime(max_events=10)
async def exercise():
await runtime.publish({"type": "log", "message": "planning"})
await runtime.publish(
{"type": "plan", "plan": [{"step": 1}], "generation": 0}
)
await runtime.publish(
{
"type": "state",
"joints": [0.1, 0.2],
"objects": {"banana": {"pos": [0.4, 0.1, 0.3]}},
},
journal=False,
)
asyncio.run(exercise())
snapshot = runtime.snapshot()
assert snapshot["state"]["joints"] == [0.1, 0.2]
assert snapshot["plan"]["plan"] == [{"step": 1}]
assert [event["message"] for event in snapshot["events"] if event["type"] == "log"] == [
"planning"
]
def test_new_command_cancels_active_and_latest_pending_wins():
runtime = WebRuntime()
first = runtime.submit("first")
active = runtime.take_pending()
second = runtime.submit("second")
third = runtime.submit("third")
assert active["task_id"] == first["task_id"]
assert active["token"].requested
pending = runtime.take_pending()
assert pending["task_id"] == third["task_id"]
assert pending["task_id"] != second["task_id"]
def test_stale_result_is_journaled_but_does_not_replace_latest_result():
runtime = WebRuntime()
first = runtime.submit("first")
runtime.take_pending()
second = runtime.submit("second")
async def exercise():
await runtime.publish(
{
"type": "result",
"generation": first["generation"],
"success": False,
}
)
await runtime.publish(
{
"type": "result",
"generation": second["generation"],
"success": True,
}
)
asyncio.run(exercise())
assert runtime.latest_result["generation"] == second["generation"]
assert runtime.latest_result["success"]
def test_event_journal_is_bounded_and_replayable():
runtime = WebRuntime(max_events=3)
async def exercise():
for index in range(5):
await runtime.publish({"type": "log", "message": str(index)})
asyncio.run(exercise())
assert [event["message"] for event in runtime.events_after(0)] == [
"2",
"3",
"4",
]
assert [event["message"] for event in runtime.events_after(4)] == ["4"]
def test_cancellation_token_raises_only_after_request():
token = CancellationToken()
token.checkpoint()
token.request("new command")
try:
token.checkpoint()
except ExecutionInterrupted as exc:
assert "new command" in str(exc)
else:
raise AssertionError("checkpoint did not interrupt")
def test_runtime_conversation_survives_client_disconnect():
runtime = WebRuntime()
runtime.conversation_manager.observe(
"move banana",
[
{
"function": "clarify",
"args": {
"message": "Where?",
"missing_fields": ["destination"],
"partial_intent": {
"action": "pick_and_place",
"object_id": "banana",
},
},
}
],
)
class Socket:
def __init__(self):
self.events = []
async def send_json(self, event):
self.events.append(event)
socket = Socket()
async def connect_disconnect():
await runtime.subscribe(socket)
await runtime.publish({"type": "log", "message": "waiting"})
await runtime.unsubscribe(socket)
asyncio.run(connect_disconnect())
assert runtime.snapshot()["conversation_pending"]
assert socket.events[0]["message"] == "waiting"
def test_explicit_reset_clears_ui_history_but_keeps_monotonic_sequence():
runtime = WebRuntime()
async def exercise():
await runtime.publish({"type": "log", "message": "old"})
asyncio.run(exercise())
old_seq = runtime.snapshot()["last_event_seq"]
runtime.clear_task_history()
asyncio.run(runtime.publish({"type": "log", "message": "new"}))
snapshot = runtime.snapshot()
assert [event["message"] for event in snapshot["events"]] == ["new"]
assert snapshot["last_event_seq"] > old_seq
def test_cancel_all_interrupts_active_and_discards_pending_command():
runtime = WebRuntime()
runtime.submit("active")
active = runtime.take_pending()
runtime.submit("pending")
assert runtime.cancel_all("reset")
assert active["token"].requested
assert not runtime.has_pending
def test_repeated_standalone_cancel_is_idempotent():
runtime = WebRuntime()
runtime.submit("active")
active = runtime.take_pending()
assert runtime.cancel_all("user_cancelled")
assert runtime.cancel_all("user_cancelled")
assert active["token"].requested
assert runtime.active_generation == active["generation"]
assert not runtime.has_pending
def test_interruption_is_recorded_without_completing_the_goal():
runtime = WebRuntime()
runtime.conversation_manager.record_interruption("move banana")
last_turn = runtime.conversation_manager.recent_turns[-1]
assert last_turn.kind == "interrupted"
assert "move banana" in last_turn.content
def test_web_pipeline_keeps_resolved_goal_across_replans_and_goal_check():
source = (ROOT / "frontend" / "interactive_server.py").read_text(
encoding="utf-8"
)
assert "resolved_goal = None" in source
assert "resolved_goal.canonical_instruction" in source
assert 'plan_kwargs["resolve_goal"] = False' in source
assert "resolved_goal=resolved_goal" in source
def test_web_replan_limit_uses_environment_configuration():
source = (ROOT / "frontend" / "interactive_server.py").read_text(
encoding="utf-8"
)
assert 'os.environ.get("MAX_REPLANS", "3")' in source
assert "MAX_REPLANS = 999999" not in source
def test_scene_reset_clears_cli_conversation_memory():
source = (ROOT / "main.py").read_text(encoding="utf-8")
reset_body = source.split("def reset_objects", 1)[1].split(
"def change_environment",
1,
)[0]
assert '"conversation_manager"' in reset_body
assert "conversation_manager.clear()" in reset_body
|