62 lines
1.9 KiB
Python
Raw Blame History

import tempfile
from pathlib import Path
from paperless_text.parsers import TextDocumentParser
class TestTextParser:
def test_thumbnail(self, text_parser: TextDocumentParser, sample_txt_file: Path):
# just make sure that it does not crash
f = text_parser.get_thumbnail(sample_txt_file, "text/plain")
assert f.exists()
assert f.is_file()
def test_parse(self, text_parser: TextDocumentParser, sample_txt_file: Path):
text_parser.parse(sample_txt_file, "text/plain")
assert text_parser.get_text() == "This is a test file.\n"
assert text_parser.get_archive_path() is None
def test_parse_invalid_bytes(
self,
text_parser: TextDocumentParser,
malformed_txt_file: Path,
):
"""
GIVEN:
- Text file which contains invalid UTF bytes
WHEN:
- The file is parsed
THEN:
- Parsing continues
- Invalid bytes are removed
"""
text_parser.parse(malformed_txt_file, "text/plain")
assert text_parser.get_text() == "Pantothens<EFBFBD>ure\n"
assert text_parser.get_archive_path() is None
def test_thumbnail_large_file(self, text_parser: TextDocumentParser):
"""
GIVEN:
- A very large text file (>50MB)
WHEN:
- A thumbnail is requested
THEN:
- A thumbnail is created without reading the entire file into memory
"""
with tempfile.NamedTemporaryFile(
delete=False,
mode="w",
encoding="utf-8",
suffix=".txt",
) as tmp:
tmp.write("A" * (51 * 1024 * 1024)) # 51 MB of 'A'
large_file = Path(tmp.name)
thumb = text_parser.get_thumbnail(large_file, "text/plain")
assert thumb.exists()
assert thumb.is_file()
large_file.unlink()