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# SPDX-FileCopyrightText: 2022 James R. Barlow
# SPDX-License-Identifier: MPL-2.0
from __future__ import annotations
import os
import sys
from pathlib import Path
from subprocess import DEVNULL, PIPE, Popen, run
import pytest
from ocrmypdf.exceptions import ExitCode
from ocrmypdf.helpers import check_pdf
from .conftest import run_ocrmypdf
def test_stdin(ocrmypdf_exec, resources, outpdf):
input_file = str(resources / 'francais.pdf')
output_file = str(outpdf)
# Runs: ocrmypdf - output.pdf < testfile.pdf
with open(input_file, 'rb') as input_stream:
p_args = ocrmypdf_exec + [
'-',
output_file,
'--plugin',
'tests/plugins/tesseract_noop.py',
]
run(p_args, capture_output=True, stdin=input_stream, check=True)
def test_stdout(ocrmypdf_exec, resources, outpdf):
if 'COV_CORE_DATAFILE' in os.environ:
pytest.skip("Coverage uses stdout")
input_file = str(resources / 'francais.pdf')
output_file = str(outpdf)
# Runs: ocrmypdf francais.pdf - > test_stdout.pdf
with open(output_file, 'wb') as output_stream:
p_args = ocrmypdf_exec + [
input_file,
'-',
'--plugin',
'tests/plugins/tesseract_noop.py',
]
run(p_args, stdout=output_stream, stderr=PIPE, stdin=DEVNULL, check=True)
assert check_pdf(output_file)
def test_dev_null(resources):
if 'COV_CORE_DATAFILE' in os.environ:
pytest.skip("Coverage uses stdout")
p = run_ocrmypdf(
resources / 'trivial.pdf',
os.devnull,
'--force-ocr',
'--plugin',
'tests/plugins/tesseract_noop.py',
)
assert p.returncode == 0, "could not send output to /dev/null"
assert len(p.stdout) == 0, "wrote to stdout"
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