haystack/test/components/preprocessors/test_sentence_tokenizer.py
David S. Batista c306bee665
fix: adding missing abbreviations files for SentenceSplitter (#8660)
* adding missing abbreviations files for SentenceSplitter

* fixing tests path
2024-12-19 11:08:29 +01:00

68 lines
2.4 KiB
Python

import pytest
from unittest.mock import patch
from pathlib import Path
from haystack.components.preprocessors.sentence_tokenizer import SentenceSplitter
from pytest import LogCaptureFixture
def test_apply_split_rules_no_join() -> None:
text = "This is a test. This is another test. And a third test."
spans = [(0, 15), (16, 36), (37, 54)]
result = SentenceSplitter._apply_split_rules(text, spans)
assert len(result) == 3
assert result == [(0, 15), (16, 36), (37, 54)]
def test_apply_split_rules_join_case_1():
text = 'He said "This is sentence one. This is sentence two." Then he left.'
result = SentenceSplitter._apply_split_rules(text, [(0, 30), (31, 53), (54, 67)])
assert len(result) == 2
assert result == [(0, 53), (54, 67)]
def test_apply_split_rules_join_case_3():
splitter = SentenceSplitter(language="en", use_split_rules=True)
text = """
1. First item
2. Second item
3. Third item."""
spans = [(0, 7), (8, 25), (26, 44), (45, 56)]
result = splitter._apply_split_rules(text, spans)
assert len(result) == 1
assert result == [(0, 56)]
def test_apply_split_rules_join_case_4() -> None:
text = "This is a test. (With a parenthetical statement.) And another sentence."
spans = [(0, 15), (16, 50), (51, 74)]
result = SentenceSplitter._apply_split_rules(text, spans)
assert len(result) == 2
assert result == [(0, 50), (51, 74)]
@pytest.fixture
def mock_file_content():
return "Mr.\nDr.\nProf."
def test_read_abbreviations_existing_file(tmp_path, mock_file_content):
abbrev_dir = tmp_path / "data" / "abbreviations"
abbrev_dir.mkdir(parents=True)
abbrev_file = abbrev_dir / f"en.txt"
abbrev_file.write_text(mock_file_content)
with patch("haystack.components.preprocessors.sentence_tokenizer.Path") as mock_path:
mock_path.return_value.parent.parent.parent = tmp_path
result = SentenceSplitter._read_abbreviations("en")
assert result == ["Mr.", "Dr.", "Prof."]
def test_read_abbreviations_missing_file(caplog: LogCaptureFixture):
with patch("haystack.components.preprocessors.sentence_tokenizer.Path") as mock_path:
mock_path.return_value.parent.parent = Path("/nonexistent")
result = SentenceSplitter._read_abbreviations("pt")
assert result == []
assert "No abbreviations file found for pt. Using default abbreviations." in caplog.text