1 files changed, 117 insertions, 0 deletions
diff --git a/tests/unit/test_client_options.py b/tests/unit/test_client_options.py
new file mode 100644
index 0000000..38b9ad0
--- /dev/null
+++ b/tests/unit/test_client_options.py
@@ -0,0 +1,117 @@
+# Copyright 2019 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
+
+from google.api_core import client_options
+
+
+def get_client_cert():
+    return b"cert", b"key"
+
+
+def get_client_encrypted_cert():
+    return "cert_path", "key_path", b"passphrase"
+
+
+def test_constructor():
+
+    options = client_options.ClientOptions(
+        api_endpoint="foo.googleapis.com",
+        client_cert_source=get_client_cert,
+        quota_project_id="quote-proj",
+        credentials_file="path/to/credentials.json",
+        scopes=[
+            "https://www.googleapis.com/auth/cloud-platform",
+            "https://www.googleapis.com/auth/cloud-platform.read-only",
+        ],
+    )
+
+    assert options.api_endpoint == "foo.googleapis.com"
+    assert options.client_cert_source() == (b"cert", b"key")
+    assert options.quota_project_id == "quote-proj"
+    assert options.credentials_file == "path/to/credentials.json"
+    assert options.scopes == [
+        "https://www.googleapis.com/auth/cloud-platform",
+        "https://www.googleapis.com/auth/cloud-platform.read-only",
+    ]
+
+
+def test_constructor_with_encrypted_cert_source():
+
+    options = client_options.ClientOptions(
+        api_endpoint="foo.googleapis.com",
+        client_encrypted_cert_source=get_client_encrypted_cert,
+    )
+
+    assert options.api_endpoint == "foo.googleapis.com"
+    assert options.client_encrypted_cert_source() == (
+        "cert_path",
+        "key_path",
+        b"passphrase",
+    )
+
+
+def test_constructor_with_both_cert_sources():
+    with pytest.raises(ValueError):
+        client_options.ClientOptions(
+            api_endpoint="foo.googleapis.com",
+            client_cert_source=get_client_cert,
+            client_encrypted_cert_source=get_client_encrypted_cert,
+        )
+
+
+def test_from_dict():
+    options = client_options.from_dict(
+        {
+            "api_endpoint": "foo.googleapis.com",
+            "client_cert_source": get_client_cert,
+            "quota_project_id": "quote-proj",
+            "credentials_file": "path/to/credentials.json",
+            "scopes": [
+                "https://www.googleapis.com/auth/cloud-platform",
+                "https://www.googleapis.com/auth/cloud-platform.read-only",
+            ],
+        }
+    )
+
+    assert options.api_endpoint == "foo.googleapis.com"
+    assert options.client_cert_source() == (b"cert", b"key")
+    assert options.quota_project_id == "quote-proj"
+    assert options.credentials_file == "path/to/credentials.json"
+    assert options.scopes == [
+        "https://www.googleapis.com/auth/cloud-platform",
+        "https://www.googleapis.com/auth/cloud-platform.read-only",
+    ]
+
+
+def test_from_dict_bad_argument():
+    with pytest.raises(ValueError):
+        client_options.from_dict(
+            {
+                "api_endpoint": "foo.googleapis.com",
+                "bad_arg": "1234",
+                "client_cert_source": get_client_cert,
+            }
+        )
+
+
+def test_repr():
+    options = client_options.ClientOptions(api_endpoint="foo.googleapis.com")
+
+    assert (
+        repr(options)
+        == "ClientOptions: {'api_endpoint': 'foo.googleapis.com', 'client_cert_source': None, 'client_encrypted_cert_source': None}"
+        or "ClientOptions: {'client_encrypted_cert_source': None, 'client_cert_source': None, 'api_endpoint': 'foo.googleapis.com'}"
+    )