Files
abogen/tests/test_text_extractor.py

77 lines
2.6 KiB
Python

from unittest.mock import patch
import pytest
from pathlib import Path
from ebooklib import epub
from abogen.text_extractor import extract_from_path
from abogen.utils import calculate_text_length
@pytest.fixture
def sample_epub_path():
return Path(__file__).parent / "fixtures" / "abogen_debug_tts_samples.epub"
def test_epub_character_counts_align_with_calculated_total(sample_epub_path):
result = extract_from_path(sample_epub_path)
combined_total = calculate_text_length(result.combined_text)
chapter_total = sum(chapter.characters for chapter in result.chapters)
assert result.total_characters == combined_total == chapter_total
def test_epub_metadata_composer_matches_artist(sample_epub_path):
result = extract_from_path(sample_epub_path)
composer = result.metadata.get("composer") or result.metadata.get("COMPOSER")
artist = result.metadata.get("artist") or result.metadata.get("ARTIST")
assert composer
assert composer == artist
assert composer != "Narrator"
def test_epub_series_metadata_extracted_from_opf_meta(tmp_path):
book = epub.EpubBook()
book.set_identifier("id")
book.set_title("Example Title")
book.set_language("en")
book.add_author("Example Author")
# Calibre-style series metadata
# ebooklib stores this in memory correctly, but may not round-trip via disk in read_epub
book.add_metadata(
"OPF", "meta", None, {"name": "calibre:series", "content": "Example Saga"}
)
book.add_metadata(
"OPF", "meta", None, {"name": "calibre:series_index", "content": "2"}
)
chapter = epub.EpubHtml(title="Chapter 1", file_name="chap_01.xhtml", lang="en")
chapter.content = "<h1>Chapter 1</h1><p>Hello</p>"
chapter.id = "chap_01"
book.add_item(chapter)
# We manually set the spine to match what ebooklib.read_epub produces (list of tuples),
# since we are bypassing the serialization round-trip that normally converts it.
# The 'nav' item is usually handled separately or implicitly, but for this test
# we just need the chapter to be navigable via spine.
book.spine = [("nav", "yes"), ("chap_01", "yes")]
book.add_item(epub.EpubNcx())
book.add_item(epub.EpubNav())
path = tmp_path / "example.epub"
epub.write_epub(str(path), book)
# We mock read_epub to avoid serialization issues with custom metadata in ebooklib
with patch("abogen.text_extractor.epub.read_epub", return_value=book):
result = extract_from_path(path)
assert result.metadata.get("series") == "Example Saga"
assert result.metadata.get("series_index") == "2"