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# This file is part of cloud-init. See LICENSE file for license information.
"""Tests cc_apt_pipelining handler"""
import pytest
import cloudinit.config.cc_apt_pipelining as cc_apt_pipelining
from cloudinit.config.schema import (
SchemaValidationError,
get_schema,
validate_cloudconfig_schema,
)
from tests.unittests.helpers import mock, skipUnlessJsonSchema
class TestAptPipelining:
@mock.patch("cloudinit.config.cc_apt_pipelining.util.write_file")
def test_not_disabled_by_default(self, m_write_file):
"""ensure that default behaviour is to not disable pipelining"""
cc_apt_pipelining.handle("foo", {}, None, mock.MagicMock(), None)
assert 0 == m_write_file.call_count
@mock.patch("cloudinit.config.cc_apt_pipelining.util.write_file")
def test_false_disables_pipelining(self, m_write_file):
"""ensure that pipelining can be disabled with correct config"""
cc_apt_pipelining.handle(
"foo", {"apt_pipelining": "false"}, None, mock.MagicMock(), None
)
assert 1 == m_write_file.call_count
args, _ = m_write_file.call_args
assert cc_apt_pipelining.DEFAULT_FILE == args[0]
assert 'Pipeline-Depth "0"' in args[1]
@pytest.mark.parametrize(
"config, error_msg",
(
# Valid schemas
({}, None),
({"apt_pipelining": 1}, None),
({"apt_pipelining": True}, None),
({"apt_pipelining": False}, None),
({"apt_pipelining": "none"}, None),
({"apt_pipelining": "unchanged"}, None),
({"apt_pipelining": "os"}, None),
# Invalid schemas
(
{"apt_pipelining": "bogus"},
"Cloud config schema errors: apt_pipelining: 'bogus' is not"
" valid under any of the given schema",
),
),
)
@skipUnlessJsonSchema()
def test_schema_validation(self, config, error_msg):
"""Assert expected schema validation and error messages."""
# New-style schema $defs exist in config/cloud-init-schema*.json
schema = get_schema()
if error_msg is None:
validate_cloudconfig_schema(config, schema, strict=True)
else:
with pytest.raises(SchemaValidationError, match=error_msg):
validate_cloudconfig_schema(config, schema, strict=True)
# vi: ts=4 expandtab
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