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52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
from __future__ import absolute_import
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from __future__ import unicode_literals
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import pytest
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from docker.errors import APIError
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from requests.exceptions import ConnectionError
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from compose.cli import errors
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from compose.cli.errors import handle_connection_errors
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from tests import mock
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@pytest.yield_fixture
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def mock_logging():
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with mock.patch('compose.cli.errors.log', autospec=True) as mock_log:
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yield mock_log
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def patch_call_silently(side_effect):
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return mock.patch(
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'compose.cli.errors.call_silently',
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autospec=True,
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side_effect=side_effect)
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class TestHandleConnectionErrors(object):
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def test_generic_connection_error(self, mock_logging):
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with pytest.raises(errors.ConnectionError):
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with patch_call_silently([0, 1]):
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with handle_connection_errors(mock.Mock()):
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raise ConnectionError()
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_, args, _ = mock_logging.error.mock_calls[0]
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assert "Couldn't connect to Docker daemon" in args[0]
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def test_api_error_version_mismatch(self, mock_logging):
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with pytest.raises(errors.ConnectionError):
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with handle_connection_errors(mock.Mock(api_version='1.22')):
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raise APIError(None, None, b"client is newer than server")
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_, args, _ = mock_logging.error.mock_calls[0]
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assert "Docker Engine of version 1.10.0 or greater" in args[0]
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def test_api_error_version_other(self, mock_logging):
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msg = b"Something broke!"
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with pytest.raises(errors.ConnectionError):
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with handle_connection_errors(mock.Mock(api_version='1.22')):
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raise APIError(None, None, msg)
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mock_logging.error.assert_called_once_with(msg)
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