1 files changed, 31 insertions, 0 deletions
diff --git a/tests/unit/gapic/test_client_info.py b/tests/unit/gapic/test_client_info.py
new file mode 100644
index 0000000..2ca5c40
--- /dev/null
+++ b/tests/unit/gapic/test_client_info.py
@@ -0,0 +1,31 @@
+# Copyright 2017 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import pytest
+
+try:
+    import grpc  # noqa: F401
+except ImportError:
+    pytest.skip("No GRPC", allow_module_level=True)
+
+
+from google.api_core.gapic_v1 import client_info
+
+
+def test_to_grpc_metadata():
+    info = client_info.ClientInfo()
+
+    metadata = info.to_grpc_metadata()
+
+    assert metadata == (client_info.METRICS_METADATA_KEY, info.to_user_agent())