127 lines
6.2 KiB
Python
127 lines
6.2 KiB
Python
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# ============================================================
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# round-38 方向 N：WMS 事件流重放黄金测试
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# 固化：事件可重放（seq/arrival 顺序）；重复重放幂等不重复触发；
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# emit_shortage 幂等（idem_key）；库存版本单调。
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# ============================================================
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from __future__ import annotations
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from pathlib import Path
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from server.aps_domain import wms_events
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from server.integrations.wms_stub import reset_wms_client
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from server.state.checkpoints import CheckpointStore
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from server.state.seed import seed_world
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class _MemStore:
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def __init__(self, data, checkpoint_path: Path):
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self.data = data
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self.checkpoints = CheckpointStore(str(checkpoint_path))
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def next_id(self, kind: str) -> int:
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key = f"_c_{kind}"
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self.data[key] = self.data.get(key, 4000) + 1
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return self.data[key]
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def save(self):
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pass
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def _seed_ledger(client):
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client.upsert_inventory([
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{"materialCode": "WIRE-HV", "name": "高压线材", "unit": "米",
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"stock": 12000, "inTransit": 0, "safetyStock": 1000},
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{"materialCode": "TERM-HV", "name": "高压端子", "unit": "个",
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"stock": 6000, "inTransit": 2000, "safetyStock": 500},
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{"materialCode": "BUSBAR", "name": "铜排", "unit": "根",
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"stock": 1500, "inTransit": 400, "safetyStock": 200},
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])
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def test_emit_shortage_idempotent_by_idem_key(tmp_path: Path):
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"""emit_shortage：相同 idem_key 只生成一次事件（重复调用返回同一 eventId）。"""
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reset_wms_client(tmp_path / "wms_mirror.json")
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client = reset_wms_client(tmp_path / "wms_mirror.json")
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_seed_ledger(client)
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ev1 = client.emit_shortage("WIRE-HV", new_stock=500, shortage_qty=220,
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occurred_at="2026-08-02 09:00:00",
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idem_key="k-wire")
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ev2 = client.emit_shortage("WIRE-HV", new_stock=500, shortage_qty=220,
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occurred_at="2026-08-02 09:00:00",
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idem_key="k-wire")
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assert ev1["duplicate"] is False and ev2["duplicate"] is True
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assert ev2["eventId"] == ev1["eventId"]
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assert ev2["seq"] == ev1["seq"]
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# 缺省 idem_key（materialCode + occurredAt）同样幂等
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ev3 = client.emit_shortage("TERM-HV", new_stock=3000, occurred_at="2026-08-02 10:00:00")
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ev4 = client.emit_shortage("TERM-HV", new_stock=3000, occurred_at="2026-08-02 10:00:00")
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assert ev4["duplicate"] is True and ev4["eventId"] == ev3["eventId"]
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# 事件流单调：seq 递增、库存版本递增
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assert [e["seq"] for e in client.replay()] == [1, 2]
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assert client.inventory_version() == 2
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def test_replay_stream_order_limit_and_version(tmp_path: Path):
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"""replay：seq 逻辑顺序 / arrival 到达顺序 / limit 截断；版本单调。"""
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reset_wms_client(tmp_path / "wms_mirror.json")
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client = reset_wms_client(tmp_path / "wms_mirror.json")
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_seed_ledger(client)
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ev1 = client.emit_shortage("WIRE-HV", new_stock=500, shortage_qty=220,
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occurred_at="2026-08-02 09:00:00")
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ev2 = client.emit_shortage("TERM-HV", new_stock=3000, occurred_at="2026-08-02 10:00:00")
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ev3 = client.emit_shortage("BUSBAR", new_stock=200, shortage_qty=180,
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occurred_at="2026-08-02 11:00:00")
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seq_order = client.replay(order="seq")
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assert [e["eventId"] for e in seq_order] == [ev1["eventId"], ev2["eventId"], ev3["eventId"]]
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arrival = client.replay(order="arrival")
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assert [e["offset"] for e in arrival] == [0, 1, 2]
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assert [e["eventId"] for e in client.replay(limit=2)] == [ev1["eventId"], ev2["eventId"]]
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assert client.inventory_version() == 3
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assert client.status()["eventCount"] == 3
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assert client.status()["shortageCount"] == 3
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# 事件带乱序容忍元数据（seq 逻辑顺序 / offset 到达顺序）
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assert all(e.get("seq") is not None and e.get("offset") is not None for e in seq_order)
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def test_replayed_events_consume_idempotently(tmp_path: Path):
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"""重放的事件可重复消费：第一次消费落证据链，第二次全部幂等跳过（不重复触发）。"""
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reset_wms_client(tmp_path / "wms_mirror.json")
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store = _MemStore(seed_world(), tmp_path / "checkpoints.json")
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from server.aps_domain.flex import run_flex_schedule
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run_flex_schedule(store, sort_mode="BOTTLENECK", actor="test")
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client = reset_wms_client(tmp_path / "wms_mirror.json")
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_seed_ledger(client)
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for i, (mat, ns, sq) in enumerate([("WIRE-HV", 500, 220), ("TERM-HV", 3000, 0),
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("BUSBAR", 200, 180)]):
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client.emit_shortage(mat, new_stock=ns, shortage_qty=sq,
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occurred_at=f"2026-08-02 0{i + 9}:00:00")
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stream = client.replay(order="seq")
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# 第一次消费：3 条全部消费，库存版本 1→2→3，证据链逐条落 inventory-version
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for ev in stream:
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r = wms_events.consume_event(store, ev, actor="test")
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assert r["consumed"] is True and r["duplicate"] is False
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assert store.data["inventoryVersion"] == 3
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assert len(store.data["wmsConsumed"]) == 3
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consume_refs = [e["evidenceRefs"] for e in store.data["auditEvents"]
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if e["action"] == "wms.event.consume"]
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assert sorted(r[1] for r in consume_refs) == \
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["inventory-version:1", "inventory-version:2", "inventory-version:3"]
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assert len(store.data["wmsPending"]) == 0
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# 第二次重放消费：全部幂等（duplicate），不再产生 consume 证据、版本不涨
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for ev in stream:
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r = wms_events.consume_event(store, ev, actor="test")
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assert r["duplicate"] is True and r["consumed"] is False
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assert store.data["inventoryVersion"] == 3
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consume_after = [e for e in store.data["auditEvents"] if e["action"] == "wms.event.consume"]
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assert len(consume_after) == 3 # 不重复触发
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dup_count = sum(1 for e in store.data["auditEvents"] if e["action"] == "wms.event.duplicate")
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assert dup_count == 3
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# 重放投影接口
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replay_view = wms_events.replay_events(limit=None, order="seq")
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assert replay_view["count"] == 3
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assert replay_view["inventoryVersion"] == 3
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