api docs: Test sample fixtures for unauthorized_errors_fatal.

This commit adds tests for the sample fixtures for when
unauthorized_errors_fatal is passed to client.add_subscriptions.

templates/zerver/api/add-subscriptions.md

@@ -110,28 +110,9 @@ the streams specified:
 A typical response for when the requesting user does not have access to
 a private stream and `authorization_errors_fatal` is `True`:
 
-```
+{generate_code_example|add-subscriptions|fixture(unauthorized_errors_fatal_true)}
-{
-    "msg":"Unable to access stream (yaar).",
-    "result":"error"
-}
-```
 
 A typical response for when the requesting user does not have access to
 a private stream and `authorization_errors_fatal` is `False`:
 
-```
+{generate_code_example|add-subscriptions|fixture(unauthorized_errors_fatal_false)}
-{
-    "unauthorized":[
-        "yaar"
-    ],
-    "subscribed":{
-
-    },
-    "msg":"",
-    "result":"success",
-    "already_subscribed":{
-
-    }
-}
-```

templates/zerver/api/fixtures.json

@@ -190,6 +190,23 @@
 
             }
         },
+        "unauthorized_errors_fatal_false": {
+            "already_subscribed":{
+
+            },
+            "msg":"",
+            "result":"success",
+            "subscribed":{
+
+            },
+            "unauthorized":[
+                "private_stream"
+            ]
+        },
+        "unauthorized_errors_fatal_true": {
+            "msg":"Unable to access stream (private_stream).",
+            "result":"error"
+        }
     },
     "remove-subscriptions": {
         "msg":"",

tools/test-api

@@ -16,7 +16,7 @@ from zulip import Client
 from tools.lib.test_server import test_server_running
 from zerver.lib.api_test_helpers import test_the_api, test_invalid_api_key, \
     test_update_message_edit_permission_error, \
-    test_user_not_authorized_error
+    test_user_not_authorized_error, test_authorization_errors_fatal
 
 os.environ['DJANGO_SETTINGS_MODULE'] = 'zproject.test_settings'
 django.setup()
@@ -50,6 +50,7 @@ with test_server_running(external_host='zulipdev.com:9981'):
     # Run tests that require non-admin client
     test_update_message_edit_permission_error(client, nonadmin_client)
     test_user_not_authorized_error(nonadmin_client)
+    test_authorization_errors_fatal(client, nonadmin_client)
 
     # Test error payloads
     client = Client(

zerver/lib/api_test_helpers.py

@@ -59,6 +59,41 @@ def test_add_subscriptions_already_subscribed(client):
     fixture = FIXTURES['add-subscriptions']['already_subscribed']
     test_against_fixture(result, fixture)
 
+def test_authorization_errors_fatal(client, nonadmin_client):
+    # type: (Client, Client) -> None
+    client.add_subscriptions(
+        streams=[
+            {'name': 'private_stream'}
+        ],
+    )
+
+    stream_id = client.get_stream_id('private_stream')['stream_id']
+    client.call_endpoint(
+        'streams/{}'.format(stream_id),
+        method='PATCH',
+        request={'is_private': True}
+    )
+
+    result = nonadmin_client.add_subscriptions(
+        streams=[
+            {'name': 'private_stream'}
+        ],
+        authorization_errors_fatal=False,
+    )
+
+    fixture = FIXTURES['add-subscriptions']['unauthorized_errors_fatal_false']
+    test_against_fixture(result, fixture)
+
+    result = nonadmin_client.add_subscriptions(
+        streams=[
+            {'name': 'private_stream'}
+        ],
+        authorization_errors_fatal=True,
+    )
+
+    fixture = FIXTURES['add-subscriptions']['unauthorized_errors_fatal_true']
+    test_against_fixture(result, fixture)
+
 def create_user(client):
     # type: (Client) -> None