mirror of
https://github.com/clearlinux/WALinuxAgent.git
synced 2026-08-28 21:36:57 +00:00
Yue Zhang
da9ebe0a3d
Ensured correct return Temporarily disable autoupdate Signed-off-by: Brendan Dixon <brendand@microsoft.com>
82 lines
3.0 KiB
Python
82 lines
3.0 KiB
Python
# Copyright 2014 Microsoft Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Requires Python 2.4+ and Openssl 1.0+
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#
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from tests.tools import *
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from azurelinuxagent.common.exception import *
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from azurelinuxagent.common.protocol import get_protocol_util, \
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TAG_FILE_NAME
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@patch("time.sleep")
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class TestProtocolUtil(AgentTestCase):
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@patch("azurelinuxagent.common.protocol.util.MetadataProtocol")
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@patch("azurelinuxagent.common.protocol.util.WireProtocol")
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def test_detect_protocol(self, WireProtocol, MetadataProtocol, _):
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WireProtocol.return_value = MagicMock()
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MetadataProtocol.return_value = MagicMock()
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protocol_util = get_protocol_util()
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protocol_util.dhcp_handler = MagicMock()
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protocol_util.dhcp_handler.endpoint = "foo.bar"
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#Test wire protocol is available
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protocol = protocol_util.get_protocol()
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self.assertEquals(WireProtocol.return_value, protocol)
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#Test wire protocol is not available
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protocol_util.clear_protocol()
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WireProtocol.return_value.detect.side_effect = ProtocolError()
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protocol = protocol_util.get_protocol()
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self.assertEquals(MetadataProtocol.return_value, protocol)
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#Test no protocol is available
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protocol_util.clear_protocol()
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WireProtocol.return_value.detect.side_effect = ProtocolError()
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MetadataProtocol.return_value.detect.side_effect = ProtocolError()
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self.assertRaises(ProtocolError, protocol_util.get_protocol)
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def test_detect_protocol_by_file(self, _):
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protocol_util = get_protocol_util()
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protocol_util._detect_wire_protocol = Mock()
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protocol_util._detect_metadata_protocol = Mock()
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tag_file = os.path.join(self.tmp_dir, TAG_FILE_NAME)
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#Test tag file doesn't exist
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protocol_util.get_protocol_by_file()
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protocol_util._detect_wire_protocol.assert_any_call()
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protocol_util._detect_metadata_protocol.assert_not_called()
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#Test tag file exists
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protocol_util.clear_protocol()
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protocol_util._detect_wire_protocol.reset_mock()
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protocol_util._detect_metadata_protocol.reset_mock()
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with open(tag_file, "w+") as tag_fd:
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tag_fd.write("")
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protocol_util.get_protocol_by_file()
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protocol_util._detect_metadata_protocol.assert_any_call()
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protocol_util._detect_wire_protocol.assert_not_called()
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if __name__ == '__main__':
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unittest.main()
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