fix: Add async context manager return types (#732)

* fix: Add async context manager return types

chore: Mock return_value should not populate oneof message fields

chore: Support snippet generation for services that only support REST transport

chore: Update gapic-generator-python to v1.11.0
PiperOrigin-RevId: 545430278

Source-Link: googleapis/googleapis@601b532

Source-Link: googleapis/googleapis-gen@b3f18d0
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiYjNmMThkMGY2NTYwYTg1NTAyMmZkMDU4ODY1ZTc2MjA0NzlkN2FmOSJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Anthonios Partheniou <[email protected]>

Author: gcf-owl-bot[bot]

google/cloud/firestore_admin_v1/services/firestore_admin/async_client.py

@@ -2074,7 +2074,7 @@ async def cancel_operation(
             metadata=metadata,
         )
 
-    async def __aenter__(self):
+    async def __aenter__(self) -> "FirestoreAdminAsyncClient":
         return self
 
     async def __aexit__(self, exc_type, exc, tb):

google/cloud/firestore_admin_v1/services/firestore_admin/transports/rest.py

@@ -2081,7 +2081,7 @@ def __call__(
             request_kwargs = json_format.MessageToDict(request)
             transcoded_request = path_template.transcode(http_options, **request_kwargs)
 
-            body = json.loads(json.dumps(transcoded_request["body"]))
+            body = json.dumps(transcoded_request["body"])
             uri = transcoded_request["uri"]
             method = transcoded_request["method"]
 

google/cloud/firestore_v1/services/firestore/async_client.py

@@ -2169,7 +2169,7 @@ async def cancel_operation(
             metadata=metadata,
         )
 
-    async def __aenter__(self):
+    async def __aenter__(self) -> "FirestoreAsyncClient":
         return self
 
     async def __aexit__(self, exc_type, exc, tb):

google/cloud/firestore_v1/services/firestore/transports/rest.py

@@ -2203,7 +2203,7 @@ def __call__(
             request_kwargs = json_format.MessageToDict(request)
             transcoded_request = path_template.transcode(http_options, **request_kwargs)
 
-            body = json.loads(json.dumps(transcoded_request["body"]))
+            body = json.dumps(transcoded_request["body"])
             uri = transcoded_request["uri"]
             method = transcoded_request["method"]
 

tests/unit/gapic/firestore_admin_v1/test_firestore_admin.py

@@ -1374,9 +1374,11 @@ async def test_list_indexes_async_pages():
             RuntimeError,
         )
         pages = []
-        async for page_ in (
+        # Workaround issue in python 3.9 related to code coverage by adding `# pragma: no branch`
+        # See https://github.com/googleapis/gapic-generator-python/pull/1174#issuecomment-1025132372
+        async for page_ in (  # pragma: no branch
             await client.list_indexes(request={})
-        ).pages:  # pragma: no branch
+        ).pages:
             pages.append(page_)
         for page_, token in zip(pages, ["abc", "def", "ghi", ""]):
             assert page_.raw_page.next_page_token == token
@@ -2708,9 +2710,11 @@ async def test_list_fields_async_pages():
             RuntimeError,
         )
         pages = []
-        async for page_ in (
+        # Workaround issue in python 3.9 related to code coverage by adding `# pragma: no branch`
+        # See https://github.com/googleapis/gapic-generator-python/pull/1174#issuecomment-1025132372
+        async for page_ in (  # pragma: no branch
             await client.list_fields(request={})
-        ).pages:  # pragma: no branch
+        ).pages:
             pages.append(page_)
         for page_, token in zip(pages, ["abc", "def", "ghi", ""]):
             assert page_.raw_page.next_page_token == token

tests/unit/gapic/firestore_v1/test_firestore.py

@@ -1178,9 +1178,11 @@ async def test_list_documents_async_pages():
             RuntimeError,
         )
         pages = []
-        async for page_ in (
+        # Workaround issue in python 3.9 related to code coverage by adding `# pragma: no branch`
+        # See https://github.com/googleapis/gapic-generator-python/pull/1174#issuecomment-1025132372
+        async for page_ in (  # pragma: no branch
             await client.list_documents(request={})
-        ).pages:  # pragma: no branch
+        ).pages:
             pages.append(page_)
         for page_, token in zip(pages, ["abc", "def", "ghi", ""]):
             assert page_.raw_page.next_page_token == token
@@ -3154,9 +3156,11 @@ async def test_partition_query_async_pages():
             RuntimeError,
         )
         pages = []
-        async for page_ in (
+        # Workaround issue in python 3.9 related to code coverage by adding `# pragma: no branch`
+        # See https://github.com/googleapis/gapic-generator-python/pull/1174#issuecomment-1025132372
+        async for page_ in (  # pragma: no branch
             await client.partition_query(request={})
-        ).pages:  # pragma: no branch
+        ).pages:
             pages.append(page_)
         for page_, token in zip(pages, ["abc", "def", "ghi", ""]):
             assert page_.raw_page.next_page_token == token
@@ -3742,9 +3746,11 @@ async def test_list_collection_ids_async_pages():
             RuntimeError,
         )
         pages = []
-        async for page_ in (
+        # Workaround issue in python 3.9 related to code coverage by adding `# pragma: no branch`
+        # See https://github.com/googleapis/gapic-generator-python/pull/1174#issuecomment-1025132372
+        async for page_ in (  # pragma: no branch
             await client.list_collection_ids(request={})
-        ).pages:  # pragma: no branch
+        ).pages:
             pages.append(page_)
         for page_, token in zip(pages, ["abc", "def", "ghi", ""]):
             assert page_.raw_page.next_page_token == token
@@ -5150,7 +5156,7 @@ def test_batch_get_documents_rest(request_type):
         # Designate an appropriate value for the returned response.
         return_value = firestore.BatchGetDocumentsResponse(
             transaction=b"transaction_blob",
-            found=document.Document(name="name_value"),
+            missing="missing_value",
         )
 
         # Wrap the value into a proper Response obj