Files
ai-ticket-platform/backend/apps/agents/tests/test_runtime.py
2026-07-14 14:11:31 +08:00

165 lines
4.9 KiB
Python

from datetime import timedelta
from celery.exceptions import SoftTimeLimitExceeded
from django.utils import timezone
from apps.agents.models import AgentRun
from apps.agents.services import build_config_snapshot, execute_agent_run
from apps.agents.tasks import cleanup_expired_agent_runs
from apps.agents.tasks import execute_agent_run as execute_agent_run_task
from apps.audit.models import OperationAuditLog
from apps.modelhub.services import CompletionResult
from .helpers import create_agent
def create_run(version):
return AgentRun.objects.create(
definition=version.definition,
agent_version=version,
sandbox=version.status == "draft",
input_payload={"problem": "无法登录"},
config_snapshot=build_config_snapshot(version),
total_steps=version.steps.count(),
)
def test_ordered_runtime_records_steps_usage_and_final_output(db, monkeypatch):
_, version = create_agent()
outputs = iter(
[
CompletionResult('{"summary":"账号异常"}', 10, 5),
CompletionResult('{"reply":"请重置密码"}', 12, 6),
]
)
monkeypatch.setattr(
"apps.modelhub.services._request_completion",
lambda *args, **kwargs: next(outputs),
)
run = create_run(version)
execute_agent_run(run.id)
run.refresh_from_db()
assert run.status == "succeeded"
assert run.final_output == {"reply": "请重置密码"}
assert run.input_tokens == 22
assert run.output_tokens == 11
assert list(run.steps.values_list("code", flat=True)) == ["structure", "reply"]
def test_invalid_structure_is_repaired_once(db, monkeypatch):
_, version = create_agent(two_steps=False)
outputs = iter(
[
CompletionResult("not-json", 4, 2),
CompletionResult('{"summary":"已修复"}', 5, 3),
]
)
monkeypatch.setattr(
"apps.modelhub.services._request_completion",
lambda *args, **kwargs: next(outputs),
)
run = create_run(version)
execute_agent_run(run.id)
run.refresh_from_db()
step = run.steps.get()
assert run.status == "succeeded"
assert step.attempts.count() == 2
assert list(step.attempts.values_list("attempt_type", flat=True)) == [
"initial",
"structure_repair",
]
def test_second_invalid_structure_fails_and_stops(db, monkeypatch):
_, version = create_agent()
outputs = iter(
[
CompletionResult("not-json", 4, 2),
CompletionResult("still-not-json", 5, 3),
]
)
monkeypatch.setattr(
"apps.modelhub.services._request_completion",
lambda *args, **kwargs: next(outputs),
)
run = create_run(version)
execute_agent_run(run.id)
run.refresh_from_db()
assert run.status == "failed"
assert run.steps.count() == 1
assert run.steps.get().status == "failed"
def test_cancellation_before_first_step_stops_run(db):
_, version = create_agent()
run = create_run(version)
run.cancellation_requested_at = timezone.now()
run.save(update_fields=["cancellation_requested_at"])
execute_agent_run(run.id)
run.refresh_from_db()
assert run.status == "cancelled"
assert run.steps.count() == 0
def test_cancellation_after_model_response_stops_following_steps(db, monkeypatch):
_, version = create_agent()
run = create_run(version)
def request(*args, **kwargs):
AgentRun.objects.filter(id=run.id).update(cancellation_requested_at=timezone.now())
return CompletionResult('{"summary":"已完成当前请求"}', 3, 2)
monkeypatch.setattr("apps.modelhub.services._request_completion", request)
execute_agent_run(run.id)
run.refresh_from_db()
assert run.status == "cancelled"
assert list(run.steps.values_list("code", flat=True)) == ["structure"]
assert run.steps.get().status == "succeeded"
assert run.final_output is None
def test_soft_time_limit_marks_run_timed_out_and_audits(db, monkeypatch):
_, version = create_agent()
run = create_run(version)
monkeypatch.setattr(
"apps.agents.tasks.execute_agent_run_service",
lambda *_: (_ for _ in ()).throw(SoftTimeLimitExceeded()),
)
execute_agent_run_task.run(run.id)
run.refresh_from_db()
assert run.status == "timed_out"
assert run.error_code == "run_timeout"
assert OperationAuditLog.objects.filter(
target_id=str(run.public_id),
action="run_finished",
result="timed_out",
).exists()
def test_cleanup_removes_expired_runs_but_keeps_audit(db, settings):
_, version = create_agent()
run = create_run(version)
AgentRun.objects.filter(id=run.id).update(created_at=timezone.now() - timedelta(days=91))
deleted = cleanup_expired_agent_runs()
assert deleted == 1
assert not AgentRun.objects.filter(id=run.id).exists()
assert OperationAuditLog.objects.filter(
module="agents",
action="cleanup_runs",
request_snapshot__deleted_count=1,
).exists()