84 lines
3.3 KiB
Python
84 lines
3.3 KiB
Python
# Copyright 2020 Google LLC
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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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import mock
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import pytest
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from google.auth import exceptions
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from google.auth.transport import mtls
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@mock.patch(
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"google.auth.transport._mtls_helper._check_dca_metadata_path", autospec=True
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)
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def test_has_default_client_cert_source(check_dca_metadata_path):
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check_dca_metadata_path.return_value = mock.Mock()
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assert mtls.has_default_client_cert_source()
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check_dca_metadata_path.return_value = None
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assert not mtls.has_default_client_cert_source()
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@mock.patch("google.auth.transport._mtls_helper.get_client_cert_and_key", autospec=True)
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@mock.patch("google.auth.transport.mtls.has_default_client_cert_source", autospec=True)
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def test_default_client_cert_source(
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has_default_client_cert_source, get_client_cert_and_key
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):
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# Test default client cert source doesn't exist.
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has_default_client_cert_source.return_value = False
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with pytest.raises(exceptions.MutualTLSChannelError):
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mtls.default_client_cert_source()
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# The following tests will assume default client cert source exists.
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has_default_client_cert_source.return_value = True
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# Test good callback.
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get_client_cert_and_key.return_value = (True, b"cert", b"key")
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callback = mtls.default_client_cert_source()
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assert callback() == (b"cert", b"key")
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# Test bad callback which throws exception.
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get_client_cert_and_key.side_effect = ValueError()
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callback = mtls.default_client_cert_source()
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with pytest.raises(exceptions.MutualTLSChannelError):
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callback()
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@mock.patch(
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"google.auth.transport._mtls_helper.get_client_ssl_credentials", autospec=True
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)
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@mock.patch("google.auth.transport.mtls.has_default_client_cert_source", autospec=True)
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def test_default_client_encrypted_cert_source(
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has_default_client_cert_source, get_client_ssl_credentials
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):
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# Test default client cert source doesn't exist.
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has_default_client_cert_source.return_value = False
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with pytest.raises(exceptions.MutualTLSChannelError):
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mtls.default_client_encrypted_cert_source("cert_path", "key_path")
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# The following tests will assume default client cert source exists.
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has_default_client_cert_source.return_value = True
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# Test good callback.
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get_client_ssl_credentials.return_value = (True, b"cert", b"key", b"passphrase")
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callback = mtls.default_client_encrypted_cert_source("cert_path", "key_path")
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with mock.patch("{}.open".format(__name__), return_value=mock.MagicMock()):
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assert callback() == ("cert_path", "key_path", b"passphrase")
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# Test bad callback which throws exception.
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get_client_ssl_credentials.side_effect = exceptions.ClientCertError()
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callback = mtls.default_client_encrypted_cert_source("cert_path", "key_path")
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with pytest.raises(exceptions.MutualTLSChannelError):
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callback()
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