paimon-python/pypaimon/tests/full_text_reader_cleanup_test.py

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from concurrent.futures import Future
from unittest.mock import Mock, patch

import pytest

from pypaimon.globalindex.vector_search_result import DictBasedScoredIndexResult
from pypaimon.execution.python.read.search.full_text_read import DataEvolutionFullTextRead
from pypaimon.tests.vector_search_filter_test import _StubTable, _entry, _field


@pytest.mark.parametrize("mode", ["sync_error", "sync_interrupt", "completed", "pending", "failed"])
def test_full_text_reader_lifetime(mode):
    field = _field(0, "text", "STRING")
    table = _StubTable([field], [])
    entry = _entry(None, 0, "full-text", "index", 10, 19)
    native = Mock()
    future = Future()
    failure = KeyboardInterrupt() if mode == "sync_interrupt" else ValueError("search failed")
    if mode.startswith("sync_"):
        native.visit_full_text_search.side_effect = failure
    else:
        native.visit_full_text_search.return_value = future
        if mode == "completed":
            future.set_result(DictBasedScoredIndexResult({1: 0.5}))

    with patch("pypaimon.execution.python.read.search.full_text_read._create_full_text_reader", return_value=native):
        read = DataEvolutionFullTextRead(table, 1, field, "query")
        if mode.startswith("sync_"):
            with pytest.raises(type(failure)) as exc:
                read._eval(10, 19, [entry.index_file], None)
            assert exc.value is failure
        else:
            result = read._eval(10, 19, [entry.index_file], None)
            if mode != "completed":
                native.close.assert_not_called()
                assert not result.done()
                if mode == "failed":
                    future.set_exception(failure)
                else:
                    future.set_result(DictBasedScoredIndexResult({1: 0.5}))
            if mode == "failed":
                with pytest.raises(ValueError) as exc:
                    result.result()
                assert exc.value is failure
            else:
                assert list(result.result().results()) == [11]
    native.close.assert_called_once_with()