Round-2 claude-review findings: - 🟡 Base-class recursion invariant: documented on embed_with_usage / embed_batch_with_usage that a provider overriding embed()/embed_batch() to delegate to the *_with_usage variant MUST also override that variant, or the two recurse. (No recursion today; the shipped providers pair the overrides.) - 🟡 Processor metering had no unit test: extracted the two-event recording into a module-level record_indexing_usage() helper and added tests/unit/test_processor_metering.py (value mapping, flag/zero-chunk no-ops, best-effort failure swallowed). - 🟡 SonarQube hotspots (python:S5332) were 3 http:// URLs in the new test fixtures (mock hosts, never contacted) blocking the quality gate (new_security_hotspots_reviewed). Switched them to https:// so no hotspot is raised. - 🟢 Zero-chunk guard: record_indexing_usage() no-ops when chunk_count == 0, so an empty document no longer writes zero-value billing rows. Deferred (stated on the PR): Mistral x.index-or-0 sort key (pre-existing, equivalent), CHANGELOG note for the Ollama /api/embed switch (CHANGELOG is commitizen-generated from commit bodies, which document it), class-var query_token_count (safe under the per-request instance pattern). Deck #67. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
105 lines
3.1 KiB
Python
105 lines
3.1 KiB
Python
"""Unit tests for the indexing-path usage-metering helper (Deck #67).
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``record_indexing_usage`` records the two billable events (``pages_chunks`` +
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``embeddings_queries``) after a document's chunks are embedded. These cover the
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value mapping, the flag/zero-chunk no-ops, and the best-effort failure path
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without standing up the full document pipeline.
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"""
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from unittest.mock import AsyncMock, MagicMock
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import pytest
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from nextcloud_mcp_server.vector import processor
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@pytest.fixture
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def store_spy(monkeypatch):
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"""Patch UsageEventStore.shared() to return a spy store."""
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store = MagicMock()
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store.record_usage_event = AsyncMock()
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monkeypatch.setattr(
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processor.UsageEventStore, "shared", AsyncMock(return_value=store)
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)
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return store
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@pytest.mark.unit
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async def test_records_pages_chunks_and_token_count(store_spy):
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"""Both events fire: pages_chunks = chunk count, embeddings_queries = tokens."""
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await processor.record_indexing_usage(
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enabled=True,
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provider="mistral",
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model="mistral-embed",
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doc_type="file",
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user_id="alice",
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chunk_count=110,
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token_count=4242,
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total_chars=170826,
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)
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calls = store_spy.record_usage_event.await_args_list
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by_metric = {c.kwargs["metric"]: c.kwargs["value"] for c in calls}
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assert by_metric == {"pages_chunks": 110, "embeddings_queries": 4242}
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for c in calls:
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# Hot-path fast-gate + tenant-local attribution metadata.
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assert c.kwargs["enabled"] is True
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assert c.kwargs["metadata"]["provider"] == "mistral"
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assert c.kwargs["metadata"]["model"] == "mistral-embed"
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assert c.kwargs["metadata"]["user_id"] == "alice"
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assert c.kwargs["metadata"]["doc_type"] == "file"
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@pytest.mark.unit
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async def test_disabled_is_noop(store_spy):
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"""Flag off → no store access, no events."""
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await processor.record_indexing_usage(
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enabled=False,
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provider="mistral",
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model="mistral-embed",
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doc_type="file",
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user_id="alice",
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chunk_count=10,
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token_count=20,
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total_chars=5,
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)
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store_spy.record_usage_event.assert_not_awaited()
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@pytest.mark.unit
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async def test_zero_chunks_is_noop(store_spy):
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"""A document with no chunks records nothing (no zero-value rows)."""
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await processor.record_indexing_usage(
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enabled=True,
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provider="mistral",
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model="mistral-embed",
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doc_type="file",
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user_id="alice",
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chunk_count=0,
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token_count=0,
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total_chars=0,
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)
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store_spy.record_usage_event.assert_not_awaited()
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@pytest.mark.unit
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async def test_store_failure_is_swallowed(monkeypatch):
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"""A store-construction failure is logged, never raised into indexing."""
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monkeypatch.setattr(
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processor.UsageEventStore,
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"shared",
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AsyncMock(side_effect=RuntimeError("boom")),
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)
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# Must not raise.
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await processor.record_indexing_usage(
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enabled=True,
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provider="mistral",
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model="mistral-embed",
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doc_type="file",
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user_id="alice",
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chunk_count=3,
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token_count=7,
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total_chars=9,
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)
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