haiku.rag/tests/test_versioning.py
2026-01-19 13:22:09 +02:00

231 lines
9 KiB
Python

import pytest
from haiku.rag.client import HaikuRAG
from haiku.rag.store.engine import Store
@pytest.mark.vcr()
async def test_version_rollback_on_create_failure(temp_db_path):
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Patch chunk_repository.create to succeed then fail, triggering rollback
orig_create = client.chunk_repository.create
async def succeed_then_fail(chunks):
await orig_create(chunks)
raise RuntimeError("boom")
client.chunk_repository.create = succeed_then_fail # type: ignore[method-assign]
# Attempt to create document; expect failure and rollback
content = "Hello, rollback!"
with pytest.raises(RuntimeError):
await client.create_document(content=content)
# State should be restored (no documents/chunks)
docs = await client.list_documents()
assert len(docs) == 0
all_chunks = await client.chunk_repository.list_all()
assert len(all_chunks) == 0
@pytest.mark.vcr()
async def test_version_rollback_on_update_failure(temp_db_path):
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Create a valid document first
base_content = "Base content"
created = await client.create_document(content=base_content)
# Patch chunk_repository.create to succeed then fail during update
orig_create = client.chunk_repository.create
async def succeed_then_fail(chunks):
await orig_create(chunks)
raise RuntimeError("update fail")
client.chunk_repository.create = succeed_then_fail # type: ignore[method-assign]
# Attempt update
with pytest.raises(RuntimeError):
await client.update_document(
document_id=created.id, # type: ignore[arg-type]
content="Updated content",
)
# Content and chunks should remain the original
persisted = await client.get_document_by_id(created.id) # type: ignore[arg-type]
assert persisted is not None
assert persisted.content == base_content
original_chunks = await client.chunk_repository.get_by_document_id(created.id) # type: ignore[arg-type]
assert len(original_chunks) > 0
def test_new_database_does_not_run_upgrades(monkeypatch, temp_db_path):
def fail_if_called(*_args, **_kwargs):
raise AssertionError("run_pending_upgrades should not be called for new DB")
monkeypatch.setattr(
"haiku.rag.store.upgrades.run_pending_upgrades",
fail_if_called,
)
Store(temp_db_path, create=True)
def test_existing_database_checks_migrations(monkeypatch, temp_db_path):
Store(temp_db_path, create=True)
from haiku.rag.store import upgrades
called = {"value": False}
original_get_pending = upgrades.get_pending_upgrades
def mark_called(*args, **kwargs):
called["value"] = True
return original_get_pending(*args, **kwargs)
monkeypatch.setattr(
"haiku.rag.store.upgrades.get_pending_upgrades",
mark_called,
)
# Opening an existing database should check for pending migrations
Store(temp_db_path)
assert called["value"]
@pytest.mark.vcr()
async def test_vacuum_with_retention_threshold(temp_db_path):
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Create first document
await client.create_document(content="First document")
# Create second document
await client.create_document(content="Second document")
store = client.store
# Get initial version counts (should have multiple versions from creates)
initial_doc_versions = len(list(store.documents_table.list_versions()))
initial_chunk_versions = len(list(store.chunks_table.list_versions()))
assert initial_doc_versions > 1, "Should have multiple document table versions"
assert initial_chunk_versions > 1, "Should have multiple chunk table versions"
# Vacuum with default threshold (60 seconds) - should keep recent versions
# Note: vacuum may create new versions even when not cleaning up old ones
await store.vacuum()
after_default_doc_versions = len(list(store.documents_table.list_versions()))
after_default_chunk_versions = len(list(store.chunks_table.list_versions()))
# After vacuum with retention, version count should stay the same or increase
# (optimize may create new versions) but not decrease
assert after_default_doc_versions >= initial_doc_versions, (
"Default vacuum should not remove recent versions"
)
assert after_default_chunk_versions >= initial_chunk_versions, (
"Default vacuum should not remove recent versions"
)
# Vacuum with 0 threshold - should significantly reduce versions
await store.vacuum(retention_seconds=0)
after_zero_doc_versions = len(list(store.documents_table.list_versions()))
after_zero_chunk_versions = len(list(store.chunks_table.list_versions()))
# After aggressive vacuum, should have minimal versions (1-2)
# Note: optimize operation may create a version after cleanup
assert after_zero_doc_versions <= 2, (
f"Should have minimal document versions after vacuum(0), got {after_zero_doc_versions}"
)
assert after_zero_chunk_versions <= 2, (
f"Should have minimal chunk versions after vacuum(0), got {after_zero_chunk_versions}"
)
# And it should be significantly fewer than before
assert after_zero_doc_versions < initial_doc_versions, (
"Should have fewer versions after vacuum(0)"
)
assert after_zero_chunk_versions < initial_chunk_versions, (
"Should have fewer versions after vacuum(0)"
)
@pytest.mark.vcr()
async def test_vacuum_completes_before_context_exit(temp_db_path, monkeypatch):
"""Test that background vacuum completes when context manager exits."""
from haiku.rag.config import Config
# Set aggressive vacuum retention for this test
monkeypatch.setattr(Config.storage, "vacuum_retention_seconds", 0)
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Create multiple documents - each creation triggers automatic vacuum with retention=0
# This aggressively cleans up old versions between operations
for i in range(3):
await client.create_document(content=f"Test document {i}")
# After context exit, automatic vacuum should have kept versions minimal
store = Store(temp_db_path, create=True)
final_versions = len(list(store.documents_table.list_versions()))
# With retention_seconds=0, vacuum aggressively cleans up between operations
# Should have very few versions remaining (1-2)
assert final_versions <= 2, (
f"Aggressive vacuum should keep minimal versions, got {final_versions}"
)
assert final_versions >= 1, "Should have at least one version remaining"
store.close()
@pytest.mark.vcr()
async def test_auto_vacuum_disabled_skips_vacuum(temp_db_path, monkeypatch):
"""Test that auto_vacuum=False prevents automatic vacuum after operations."""
from haiku.rag.config import Config
# Disable auto-vacuum
monkeypatch.setattr(Config.storage, "auto_vacuum", False)
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Create multiple documents
for i in range(3):
await client.create_document(content=f"Test document {i}")
# Count versions - should accumulate without vacuum
doc_versions = len(list(client.store.documents_table.list_versions()))
chunk_versions = len(list(client.store.chunks_table.list_versions()))
# Without auto-vacuum, versions should accumulate (more than 3 from creates)
assert doc_versions >= 3, (
f"Without auto-vacuum, should have accumulated versions, got {doc_versions}"
)
assert chunk_versions >= 3, (
f"Without auto-vacuum, should have accumulated versions, got {chunk_versions}"
)
@pytest.mark.vcr()
async def test_auto_vacuum_enabled_triggers_vacuum(temp_db_path, monkeypatch):
"""Test that auto_vacuum=True (default) triggers vacuum after operations."""
from haiku.rag.config import Config
# Enable auto-vacuum with aggressive retention
monkeypatch.setattr(Config.storage, "auto_vacuum", True)
monkeypatch.setattr(Config.storage, "vacuum_retention_seconds", 0)
async with HaikuRAG(db_path=temp_db_path, create=True) as client:
# Create multiple documents
for i in range(3):
await client.create_document(content=f"Test document {i}")
# After context exit, vacuum should have cleaned up
store = Store(temp_db_path, create=True)
final_versions = len(list(store.documents_table.list_versions()))
# With auto_vacuum=True and retention=0, should have minimal versions
assert final_versions <= 2, (
f"With auto-vacuum enabled, should have minimal versions, got {final_versions}"
)
store.close()