test(translation): add VPC-SC system tests

translate/tests/system/test_vpcsc.py

@@ -0,0 +1,166 @@
+# -*- coding: utf-8 -*-
+#
+# 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
+#
+#     https://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.
+"""Unit tests for VPC-SC."""
+
+import os
+import pytest
+
+from google.api_core import exceptions
+from google.cloud import translate_v3beta1
+
+
+IS_INSIDE_VPCSC = "GOOGLE_CLOUD_TESTS_IN_VPCSC" in os.environ
+# If IS_INSIDE_VPCSC is set, these environment variables should also be set
+if IS_INSIDE_VPCSC:
+    PROJECT_INSIDE = os.environ["PROJECT_ID"]
+    PROJECT_OUTSIDE = os.environ["GOOGLE_CLOUD_TESTS_VPCSC_OUTSIDE_PERIMETER_PROJECT"]
+
+
+class TestVPCServiceControl(object):
+    @classmethod
+    def setup(self):
+        self._client = translate_v3beta1.TranslationServiceClient()
+        self._parent_inside = self._client.location_path(PROJECT_INSIDE, "us-central1")
+        self._parent_outside = self._client.location_path(
+            PROJECT_OUTSIDE, "us-central1"
+        )
+
+        def make_glossary_name(project_id):
+            return "projects/{0}/locations/us-central1/glossaries/fake_glossary".format(
+                project_id
+            )
+
+        self._glossary_name_inside = make_glossary_name(PROJECT_INSIDE)
+        self._glossary_name_outside = make_glossary_name(PROJECT_OUTSIDE)
+
+    @staticmethod
+    def _is_rejected(call):
+        try:
+            responses = call()
+            print("responses: ", responses)
+        except exceptions.PermissionDenied as e:
+            print("PermissionDenied Exception: ", e)
+            return e.message == "Request is prohibited by organization's policy"
+        except Exception as e:
+            print("Other Exception: ", e)
+            pass
+        return False
+
+    @staticmethod
+    def _do_test(delayed_inside, delayed_outside):
+        assert TestVPCServiceControl._is_rejected(delayed_outside)
+        assert not (TestVPCServiceControl._is_rejected(delayed_inside))
+
+    @pytest.mark.skipif(
+        not IS_INSIDE_VPCSC,
+        reason="This test must be run in VPCSC. To enable this test, set the environment variable GOOGLE_CLOUD_TESTS_IN_VPCSC to True",
+    )
+    def test_create_glossary(self):
+        def make_glossary(project_id):
+            return {
+                "name": "projects/{0}/locations/us-central1/glossaries/fake_glossary".format(
+                    project_id
+                ),
+                "language_codes_set": {"language_codes": ["en", "ja"]},
+                "input_config": {
+                    "gcs_source": {"input_uri": "gs://fake-bucket/fake_glossary.csv"}
+                },
+            }
+
+        glossary_inside = make_glossary(PROJECT_INSIDE)
+
+        def delayed_inside():
+            return self._client.create_glossary(self._parent_inside, glossary_inside)
+
+        glossary_outside = make_glossary(PROJECT_OUTSIDE)
+
+        def delayed_outside():
+            return self._client.create_glossary(self._parent_outside, glossary_outside)
+
+        TestVPCServiceControl._do_test(delayed_inside, delayed_outside)
+
+    @pytest.mark.skipif(
+        not IS_INSIDE_VPCSC,
+        reason="This test must be run in VPCSC. To enable this test, set the environment variable GOOGLE_CLOUD_TESTS_IN_VPCSC to True",
+    )
+    def test_list_glossaries(self):
+        # list_glossaries() returns an GRPCIterator instance, and we need to actually iterate through it
+        # by calling _next_page() to get real response.
+        def delayed_inside():
+            return self._client.list_glossaries(self._parent_inside)._next_page()
+
+        def delayed_outside():
+            return self._client.list_glossaries(self._parent_outside)._next_page()
+
+        TestVPCServiceControl._do_test(delayed_inside, delayed_outside)
+
+    @pytest.mark.skipif(
+        not IS_INSIDE_VPCSC,
+        reason="This test must be run in VPCSC. To enable this test, set the environment variable GOOGLE_CLOUD_TESTS_IN_VPCSC to True",
+    )
+    def test_get_glossary(self):
+        def delayed_inside():
+            return self._client.get_glossary(self._glossary_name_inside)
+
+        def delayed_outside():
+            return self._client.get_glossary(self._glossary_name_outside)
+
+        TestVPCServiceControl._do_test(delayed_inside, delayed_outside)
+
+    @pytest.mark.skipif(
+        not IS_INSIDE_VPCSC,
+        reason="This test must be run in VPCSC. To enable this test, set the environment variable GOOGLE_CLOUD_TESTS_IN_VPCSC to True",
+    )
+    def test_delete_glossary(self):
+        def delayed_inside():
+            return self._client.delete_glossary(self._glossary_name_inside)
+
+        def delayed_outside():
+            return self._client.delete_glossary(self._glossary_name_outside)
+
+        TestVPCServiceControl._do_test(delayed_inside, delayed_outside)
+
+    @pytest.mark.skipif(
+        not IS_INSIDE_VPCSC,
+        reason="This test must be run in VPCSC. To enable this test, set the environment variable GOOGLE_CLOUD_TESTS_IN_VPCSC to True",
+    )
+    def test_batch_translate_text(self):
+        source_language_code = "en"
+        target_language_codes = ["es"]
+        input_configs = [{"gcs_source": {"input_uri": "gs://fake-bucket/*"}}]
+        output_config = {
+            "gcs_destination": {"output_uri_prefix": "gs://fake-bucket/output/"}
+        }
+
+        def delayed_inside():
+            return self._client.batch_translate_text(
+                self._parent_inside,
+                source_language_code,
+                target_language_codes,
+                input_configs,
+                output_config,
+            )
+
+        def delayed_outside():
+            return self._client.batch_translate_text(
+                self._parent_outside,
+                source_language_code,
+                target_language_codes,
+                input_configs,
+                output_config,
+            )
+
+        TestVPCServiceControl._do_test(delayed_inside, delayed_outside)