def test_real_path(self):
symlink = getattr(os, 'symlink', None)
skipIf(symlink is None, "No symlink support")
tempdir = self.mkdtemp()
source = os.path.join(tempdir, 'source')
self.touch(source)
target = os.path.join(tempdir, 'target')
symlink(source, target)
self.assertThat(source, SamePath(target))
self.assertThat(target, SamePath(source))
def test_get_bind_config_dir_checks_environ_first(self):
directory = self.make_dir()
self.useFixture(EnvironmentVariable("MAAS_BIND_CONFIG_DIR", directory))
self.assertThat(
config.get_bind_config_dir(),
MatchesAll(SamePath(directory), IsInstance(str)),
)
def test_get_dns_config_dir_defaults_to_etc_bind_maas(self):
self.useFixture(EnvironmentVariable("MAAS_DNS_CONFIG_DIR"))
self.assertThat(
config.get_dns_config_dir(),
MatchesAll(SamePath(locate_config("../bind/maas")),
IsInstance(str)),
)
def test_atomic_symlink_creates_symlink(self):
filename = self.make_file(contents=factory.make_string())
target_dir = self.make_dir()
link_name = factory.make_name("link")
target = os.path.join(target_dir, link_name)
atomic_symlink(filename, target)
self.assertTrue(os.path.islink(target),
"atomic_symlink didn't create a symlink")
self.assertThat(target, SamePath(filename))
def test_creates_populates_and_removes_new_directory(self):
fixture = MAASRootFixture()
with fixture:
self.assertThat(fixture.path, PathExists())
self.assertThat(fixture.path, Not(SamePath(self.skel)))
files_expected = set(listdirs(self.skel))
files_observed = set(listdirs(fixture.path))
self.assertThat(files_observed, Equals(files_expected))
self.assertThat(fixture.path, Not(PathExists()))
def test_atomic_symlink_overwrites_dest_file(self):
filename = self.make_file(contents=factory.make_string())
target_dir = self.make_dir()
link_name = factory.make_name("link")
# Create a file that will be overwritten.
factory.make_file(location=target_dir, name=link_name)
target = os.path.join(target_dir, link_name)
atomic_symlink(filename, target)
self.assertTrue(os.path.islink(target),
"atomic_symlink didn't create a symlink")
self.assertThat(target, SamePath(filename))
def test_updates_MAAS_ROOT_in_the_environment(self):
self.assertThat(os.environ["MAAS_ROOT"], Not(SamePath(self.skel)))
with MAASRootFixture() as fixture:
self.assertThat(os.environ["MAAS_ROOT"], SamePath(fixture.path))
self.assertThat(os.environ["MAAS_ROOT"], Not(SamePath(self.skel)))
def test_relative_and_absolute(self):
path = 'foo'
abspath = os.path.abspath(path)
self.assertThat(path, SamePath(abspath))
self.assertThat(abspath, SamePath(path))
def test_same_string(self):
self.assertThat('foo', SamePath('foo'))