Add example test

tests/examples/data_solutions/cloudsql-multiregion/__init__.py

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+# Copyright 2022 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.

tests/examples/data_solutions/cloudsql-multiregion/fixture/main.tf

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+/**
+ * Copyright 2022 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.
+ */
+
+module "test" {
+  source                 = "../../../../../examples/data-solutions/cloudsql-multiregion/"
+  data_eng_principals    = ["dataeng@example.com"]
+  postgres_user_password = "my-root-password"
+  project_id             = "project"
+  project_create = {
+    billing_account_id = "123456-123456-123456"
+    parent             = "folders/12345678"
+  }
+  prefix = "prefix"
+}

tests/examples/data_solutions/cloudsql-multiregion/test_plan.py

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+# Copyright 2022 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.
+
+def test_resources(e2e_plan_runner):
+  "Test that plan works and the numbers of resources is as expected."
+  modules, resources = e2e_plan_runner()
+  assert len(modules) == 11
+  assert len(resources) == 49