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#
# Copyright 2008-2025 by Hartmut Goebel <h.goebel@crazy-compilers.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: GPL-3.0-or-later
__author__ = "Hartmut Goebel <h.goebel@crazy-compilers.com>"
__copyright__ = "Copyright 2012-2025 by Hartmut Goebel <h.goebel@crazy-compilers.com>"
__license__ = "GPL-3.0-or-later"
import pytest
import os, sys
import argparse
import pdfposter
from pdfposter import cmd, __version__
ArgParserError = argparse.ArgumentTypeError
def test_help(capsys):
with pytest.raises(SystemExit) as excinfo:
cmd.run(['foobar', '--help'])
assert excinfo.value.code == 0
out, err = capsys.readouterr()
assert "Be verbose" in out
def test_help_media_names(capsys):
with pytest.raises(SystemExit) as excinfo:
cmd.run(['foobar', '--help-media-names'])
assert excinfo.value.code == 0
out, err = capsys.readouterr()
assert "media and distance names" in out
assert "a2 a3 a4" in out
def test_version(capsys, monkeypatch):
monkeypatch.delattr(sys.modules['__main__'], '__spec__')
with pytest.raises(SystemExit) as excinfo:
cmd.run(['foobar', '--version'])
assert excinfo.value.code == 0
out, err = capsys.readouterr()
if sys.version_info < (3,0):
# for Python 2.7 message are written to stderr
out = err
assert len(out.splitlines()) == 1
progname = os.path.basename(sys.argv[0])
assert out.strip() == ('%s %s' % (progname, __version__))
def test_without_options(monkeypatch):
def mockmain(opts, infilename, outfilename, password_hook=None):
assert infilename == 'in.pdf'
assert outfilename == 'out.pdf'
# 'main' is imported into `cmd`, need to monkeypath there
monkeypatch.setattr(cmd, 'main', mockmain)
cmd.run(['in.pdf', 'out.pdf'])
def test_corrupt_pdf():
# passing this text file as input file shall fail
with pytest.raises(SystemExit, match="either corrupt or no PDF"):
cmd.run([__file__, 'out.pdf'])
def test_can_parse_mediasize(monkeypatch):
def mockmain(opts, infilename, outfilename, password_hook=None):
media_size = opts.media_size
assert media_size['unit'] == 'a5'
assert media_size['units_x'] == 3
assert media_size['units_y'] == 4
# 'main' is imported into `cmd`, need to monkeypath there
monkeypatch.setattr(cmd, 'main', mockmain)
cmd.run(['in.pdf', '-m3x4a5', 'out.pdf'])
def test_can_parse_postersize(monkeypatch):
def mockmain(opts, infilename, outfilename, password_hook=None):
poster_size = opts.poster_size
assert poster_size['unit'] == 'a5'
assert poster_size['units_x'] == 3
assert poster_size['units_y'] == 4
# 'main' is imported into `cmd`, need to monkeypath there
monkeypatch.setattr(cmd, 'main', mockmain)
cmd.run(['in.pdf', '-p3x4a5', 'out.pdf'])
def test_postersize_defaults_to_mediasize(monkeypatch):
def mockmain(opts, infilename, outfilename, password_hook=None):
opts.poster_size == opts.media_size
poster_size = opts.poster_size
assert poster_size['unit'] == 'a5'
assert poster_size['units_x'] == 3
assert poster_size['units_y'] == 4
# 'main' is imported into `cmd`, need to monkeypath there
monkeypatch.setattr(cmd, 'main', mockmain)
cmd.run(['in.pdf', '-m3x4a5', 'out.pdf'])
def test_postersize_and_mediasize_given(monkeypatch):
def mockmain(opts, infilename, outfilename, password_hook=None):
opts.poster_size == opts.media_size
media_size = opts.media_size
assert media_size['unit'] == 'a5'
assert media_size['units_x'] == 3
assert media_size['units_y'] == 4
poster_size = opts.poster_size
assert poster_size['unit'] == 'dinlang'
assert poster_size['units_x'] == 23
assert poster_size['units_y'] == 42
# 'main' is imported into `cmd`, need to monkeypath there
monkeypatch.setattr(cmd, 'main', mockmain)
cmd.run(['in.pdf', '-m3x4a5', '-p23x42dinla', 'out.pdf'])
def test_scale_and_postersize_given(capsys):
# these are mutal exclusive
with pytest.raises(SystemExit) as excinfo:
cmd.run(['in.pdf', '--scale=1.5', '-p23x42dinla', 'out.pdf'])
out, err = capsys.readouterr()
assert "Only one of" in err
def test_scale_to_small(capsys):
with pytest.raises(SystemExit) as excinfo:
cmd.run(['in.pdf', '--scale=0.0001', 'out.pdf'])
out, err = capsys.readouterr()
assert "Scale value is much to small" in err
def test_scale_to_big(capsys):
with pytest.raises(SystemExit) as excinfo:
cmd.run(['in.pdf', '--scale=100000000000', 'out.pdf'])
out, err = capsys.readouterr()
assert "Scale value is much to big" in err
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