ognibuild/tests/test_logs.py

95 lines
3 KiB
Python

#!/usr/bin/python
# Copyright (C) 2022 Jelmer Vernooij <jelmer@jelmer.uk>
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import os
import sys
import tempfile
from unittest import TestCase
from ognibuild.logs import (
copy_output,
redirect_output,
rotate_logfile,
DirectoryLogManager,
)
class TestCopyOutput(TestCase):
def test_no_tee(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
with copy_output(p, tee=False):
sys.stdout.write('lala\n')
sys.stdout.flush()
with open(p, 'r') as f:
self.assertEqual('lala\n', f.read())
def test_tee(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
with copy_output(p, tee=True):
sys.stdout.write('lala\n')
sys.stdout.flush()
with open(p, 'r') as f:
self.assertEqual('lala\n', f.read())
class TestRedirectOutput(TestCase):
def test_simple(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
with open(p, 'w') as f:
with redirect_output(f):
sys.stdout.write('lala\n')
sys.stdout.flush()
with open(p, 'r') as f:
self.assertEqual('lala\n', f.read())
class TestRotateLogfile(TestCase):
def test_does_not_exist(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
rotate_logfile(p)
self.assertEqual([], os.listdir(td))
def test_simple(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
with open(p, 'w') as f:
f.write('contents\n')
rotate_logfile(p)
self.assertEqual(['foo.log.1'], os.listdir(td))
class TestLogManager(TestCase):
def test_simple(self):
with tempfile.TemporaryDirectory() as td:
p = os.path.join(td, 'foo.log')
lm = DirectoryLogManager(p, mode='redirect')
def writesomething():
sys.stdout.write('foo\n')
sys.stdout.flush()
fn = lm.wrap(writesomething)
fn()
with open(p, 'r') as f:
self.assertEqual('foo\n', f.read())