60 lines
2.4 KiB
Python
60 lines
2.4 KiB
Python
"""llm.migrate — idempotent DDL for the llm database."""
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from unittest.mock import MagicMock
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from llm import migrate
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class TestDdl:
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def test_index_state_ddl_is_idempotent_sql(self):
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assert "CREATE TABLE IF NOT EXISTS index_state" in migrate.INDEX_STATE_DDL
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assert "PRIMARY KEY (item_key, collection)" in migrate.INDEX_STATE_DDL
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def test_migrate_executes_ddl(self):
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engine = MagicMock()
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conn = engine.begin.return_value.__enter__.return_value
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migrate.migrate(engine)
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executed = " ".join(str(call.args[0]) for call in conn.execute.call_args_list)
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assert "index_state" in executed
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def test_ensure_hnsw_types_column_then_indexes(self):
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engine = MagicMock()
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conn = engine.begin.return_value.__enter__.return_value
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migrate.ensure_hnsw(engine, 768)
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executed = " ".join(str(call.args[0]) for call in conn.execute.call_args_list)
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assert "vector(768)" in executed
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assert "USING hnsw" in executed
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# code-cited lookups scan cmetadata->>'codes' inside one collection
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assert (
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"ix_embedding_codes" in executed
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and "USING gin (string_to_array" in executed
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)
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assert (
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"ix_embedding_collection" in executed
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and "langchain_pg_embedding (collection_id)" in executed
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)
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# family and element indexes follow the same pattern
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assert (
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"ix_embedding_families" in executed and "cmetadata->>'families'" in executed
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)
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assert (
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"ix_embedding_elements" in executed and "cmetadata->>'elements'" in executed
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)
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def test_fingerprint_column_and_docket_state(self):
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assert "fingerprint" in migrate.INDEX_STATE_DDL
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assert "ADD COLUMN IF NOT EXISTS fingerprint" in migrate.INDEX_STATE_ALTER
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assert (
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"CREATE TABLE IF NOT EXISTS index_docket_state"
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in migrate.INDEX_DOCKET_STATE_DDL
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)
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assert "PRIMARY KEY (collection, docket)" in migrate.INDEX_DOCKET_STATE_DDL
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def test_migrate_runs_alter_and_docket_state(self):
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engine = MagicMock()
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conn = engine.begin.return_value.__enter__.return_value
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migrate.migrate(engine)
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executed = " ".join(str(call.args[0]) for call in conn.execute.call_args_list)
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assert "ADD COLUMN IF NOT EXISTS fingerprint" in executed
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assert "index_docket_state" in executed
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