OCRmyPDF/tests/plugins/gs_pdfa_failure.py
2022-07-28 01:10:07 -07:00

39 lines
1.2 KiB
Python

# SPDX-FileCopyrightText: 2022 James R. Barlow
# SPDX-License-Identifier: MIT
from __future__ import annotations
from unittest.mock import patch
from ocrmypdf import hookimpl
from ocrmypdf.builtin_plugins import ghostscript
from ocrmypdf.subprocess import run_polling_stderr
def run_rig_args(args, **kwargs):
# Remove the two arguments that tell ghostscript to create a PDF/A
# Does not remove the Postscript definition file - not necessary
# to cause PDF/A creation failure
new_args = [
arg for arg in args if not arg.startswith('-dPDFA') and not arg.endswith('.ps')
]
proc = run_polling_stderr(new_args, **kwargs)
return proc
@hookimpl
def generate_pdfa(pdf_pages, pdfmark, output_file, compression, pdf_version, pdfa_part):
with patch('ocrmypdf._exec.ghostscript.run_polling_stderr') as mock:
mock.side_effect = run_rig_args
ghostscript.generate_pdfa(
pdf_pages=pdf_pages,
pdfmark=pdfmark,
output_file=output_file,
compression=compression,
pdf_version=pdf_version,
pdfa_part=pdfa_part,
progressbar_class=None,
)
mock.assert_called()
return output_file