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#!/usr/bin/python3
#
# Copyright (C) 2019 Colomban Wendling <cwendling@hypra.fr>
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.
"""Unit tests for verifying InstallProgress works when spawning dpkg directly
(i.e. when installing standalone .debs)."""
import os
import sys
import unittest
from test_all import get_library_dir
libdir = get_library_dir()
if libdir:
sys.path.insert(0, libdir)
import testcommon
from apt.progress.base import InstallProgress
class RunHelper:
def __init__(self):
self.script = "helper_install_progress_run.py"
def do_install(self, fd):
return os.spawnl(os.P_WAIT, self.script, self.script, str(fd))
class TestInstallProgressExec(testcommon.TestCase):
"""test that InstallProgress.run() passes a valid file descriptor to
a child process"""
def test_run(self):
with InstallProgress() as prog:
self.assertEqual(prog.run(RunHelper()), 0)
if __name__ == "__main__":
os.chdir(os.path.dirname(__file__))
unittest.main()
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