lorax/tests/pylorax/test_treebuilder.py

137 lines
5.8 KiB
Python
Raw Normal View History

#
# Copyright (C) 2020 Red Hat, Inc.
#
# 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, see <http://www.gnu.org/licenses/>.
#
from contextlib import contextmanager
import os
from rpmfluff import SimpleRpmBuild, SourceFile, expectedArch
import shutil
import tempfile
import unittest
from pylorax import ArchData, DataHolder
from pylorax.dnfbase import get_dnf_base_object
from pylorax.treebuilder import RuntimeBuilder
# TODO Put these into a common test library location
@contextmanager
def in_tempdir(prefix='tmp'):
"""Execute a block of code with chdir in a temporary location"""
oldcwd = os.getcwd()
tmpdir = tempfile.mkdtemp(prefix=prefix)
os.chdir(tmpdir)
try:
yield
finally:
os.chdir(oldcwd)
shutil.rmtree(tmpdir)
def makeFakeRPM(repo_dir, name, epoch, version, release, files=None, provides=None):
"""Make a fake rpm file in repo_dir"""
if provides is None:
provides = []
p = SimpleRpmBuild(name, version, release)
if epoch:
p.epoch = epoch
if not files:
p.add_simple_payload_file_random()
else:
# Make a number of fake file entries in the rpm
for f in files:
p.add_installed_file(
installPath = f,
sourceFile = SourceFile(os.path.basename(f), "THIS IS A FAKE FILE"))
for c in provides:
p.add_provides(c)
with in_tempdir("lorax-test-rpms."):
p.make()
rpmfile = p.get_built_rpm(expectedArch)
shutil.move(rpmfile, repo_dir)
class InstallBrandingTestCase(unittest.TestCase):
def install_branding(self, repo_dir, variant=None):
"""Run the _install_branding and return the names of the installed packages"""
with tempfile.TemporaryDirectory(prefix="lorax.test.") as root_dir:
dbo = get_dnf_base_object(root_dir, ["file://"+repo_dir], enablerepos=[], disablerepos=[])
self.assertTrue(dbo is not None)
product = DataHolder(name="Fedora", version="33", release="33",
variant=variant, bugurl="http://none", isfinal=True)
arch = ArchData(os.uname().machine)
rb = RuntimeBuilder(product, arch, dbo)
rb._install_branding()
dbo.resolve()
self.assertTrue(dbo.transaction is not None)
return sorted(p.name for p in dbo.transaction.install_set)
def test_no_pkgs(self):
"""Test with a repo with no system-release packages"""
# No system-release packages
with tempfile.TemporaryDirectory(prefix="lorax.test.repo.") as repo_dir:
makeFakeRPM(repo_dir, "fake-milhouse", 0, "1.0.0", "1")
os.system("createrepo_c " + repo_dir)
pkgs = self.install_branding(repo_dir)
self.assertEqual(pkgs, [])
def test_generic_pkg(self):
"""Test with a repo with only a generic-release package"""
# Only generic-release
with tempfile.TemporaryDirectory(prefix="lorax.test.repo.") as repo_dir:
makeFakeRPM(repo_dir, "generic-release", 0, "33", "1", ["/etc/system-release"], ["system-release"])
os.system("createrepo_c " + repo_dir)
pkgs = self.install_branding(repo_dir)
self.assertEqual(pkgs, [])
def test_two_pkgs(self):
"""Test with a repo with generic-release, and a fedora-release package"""
# Two system-release packages
with tempfile.TemporaryDirectory(prefix="lorax.test.repo.") as repo_dir:
makeFakeRPM(repo_dir, "generic-release", 0, "33", "1", ["/etc/system-release"], ["system-release"])
makeFakeRPM(repo_dir, "fedora-release", 0, "33", "1", ["/etc/system-release"], ["system-release"])
makeFakeRPM(repo_dir, "fedora-logos", 0, "33", "1")
os.system("createrepo_c " + repo_dir)
pkgs = self.install_branding(repo_dir)
self.assertEqual(pkgs, ["fedora-logos", "fedora-release"])
# Test with a variant set, but not available
pkgs = self.install_branding(repo_dir, variant="workstation")
self.assertEqual(pkgs, ["fedora-logos", "fedora-release"])
def test_three_pkgs(self):
"""Test with a repo with generic-release, fedora-release, fedora-release-workstation package"""
# Three system-release packages, one with a variant suffix
with tempfile.TemporaryDirectory(prefix="lorax.test.repo.") as repo_dir:
makeFakeRPM(repo_dir, "generic-release", 0, "33", "1", ["/etc/system-release"], ["system-release"])
makeFakeRPM(repo_dir, "fedora-release", 0, "33", "1", ["/etc/system-release"], ["system-release"])
makeFakeRPM(repo_dir, "fedora-logos", 0, "33", "1")
makeFakeRPM(repo_dir, "fedora-release-workstation", 0, "33", "1", ["/etc/system-release"], ["system-release"])
os.system("createrepo_c " + repo_dir)
pkgs = self.install_branding(repo_dir)
self.assertEqual(pkgs, ["fedora-logos", "fedora-release"])
# Test with a variant set
pkgs = self.install_branding(repo_dir, variant="workstation")
self.assertEqual(pkgs, ["fedora-logos", "fedora-release-workstation"])
# Test with a variant set, but not available
pkgs = self.install_branding(repo_dir, variant="server")
self.assertEqual(pkgs, ["fedora-logos", "fedora-release"])