Pull from socket up to 10 times in stream test utils (#13588)

To make sure to have enough data to complete a command.

Author: acogoluegnes

deps/rabbitmq_ct_helpers/src/stream_test_utils.erl

@@ -77,6 +77,11 @@ subscribe(Sock, C0, Stream, SubscriptionId, InitialCredit) ->
     {{response, 1, {subscribe, ?RESPONSE_CODE_OK}}, C1} = receive_stream_commands(Sock, C0),
     {ok, C1}.
 
+credit(Sock, Subscription, Credit) ->
+    CreditFrame = rabbit_stream_core:frame({credit, Subscription, Credit}),
+    ok = gen_tcp:send(Sock, CreditFrame),
+    ok.
+
 unsubscribe(Sock, C0, SubscriptionId) ->
     UnsubscribeFrame = rabbit_stream_core:frame({request, 1, {unsubscribe, SubscriptionId}}),
     ok = gen_tcp:send(Sock, UnsubscribeFrame),
@@ -149,20 +154,22 @@ sub_batch_entry_compressed(Sequence, Bodies) ->
     <<Sequence:64, 1:1, 1:3, 0:4, (length(Bodies)):16, (byte_size(Uncompressed)):32,
       CompressedLen:32, Compressed:CompressedLen/binary>>.
 
+
 receive_stream_commands(Sock, C0) ->
+    receive_stream_commands(gen_tcp, Sock, C0).
+
+receive_stream_commands(Transport, Sock, C0) ->
+    receive_stream_commands(Transport, Sock, C0, 10).
+
+receive_stream_commands(_Transport, _Sock, C0, 0) ->
+    rabbit_stream_core:next_command(C0);
+receive_stream_commands(Transport, Sock, C0, N) ->
     case rabbit_stream_core:next_command(C0) of
         empty ->
-            case gen_tcp:recv(Sock, 0, 5000) of
+            case Transport:recv(Sock, 0, 5000) of
                 {ok, Data} ->
                     C1 = rabbit_stream_core:incoming_data(Data, C0),
-                    case rabbit_stream_core:next_command(C1) of
-                        empty ->
-                            {ok, Data2} = gen_tcp:recv(Sock, 0, 5000),
-                            rabbit_stream_core:next_command(
-                              rabbit_stream_core:incoming_data(Data2, C1));
-                        Res ->
-                            Res
-                    end;
+                    receive_stream_commands(Transport, Sock, C1, N - 1);
                 {error, Err} ->
                     ct:fail("error receiving stream data ~w", [Err])
             end;

deps/rabbitmq_prometheus/test/rabbit_prometheus_http_SUITE.erl

@@ -839,7 +839,8 @@ publish_via_stream_protocol(Stream, MsgPerBatch, Config) ->
     {ok, C5} = stream_test_utils:publish(S, C4, PublisherId2, SequenceFrom2, Payloads2),
 
     SubscriptionId = 97,
-    {ok, C6} = stream_test_utils:subscribe(S, C5, Stream, SubscriptionId, _InitialCredit = 1),
+    {ok, C6} = stream_test_utils:subscribe(S, C5, Stream, SubscriptionId, _InitialCredit = 0),
+    ok = stream_test_utils:credit(S, SubscriptionId, 1),
     %% delivery of first batch of messages
     {{deliver, SubscriptionId, _Bin1}, C7} = stream_test_utils:receive_stream_commands(S, C6),
     {ok, S, C7}.

deps/rabbitmq_stream/test/rabbit_stream_SUITE.erl

@@ -1569,26 +1569,8 @@ wait_for_socket_close(Transport, S, Attempt) ->
             closed
     end.
 
-receive_commands(Transport, S, C0) ->
-    case rabbit_stream_core:next_command(C0) of
-        empty ->
-            case Transport:recv(S, 0, 5000) of
-                {ok, Data} ->
-                    C1 = rabbit_stream_core:incoming_data(Data, C0),
-                    case rabbit_stream_core:next_command(C1) of
-                        empty ->
-                            {ok, Data2} = Transport:recv(S, 0, 5000),
-                            rabbit_stream_core:next_command(
-                                rabbit_stream_core:incoming_data(Data2, C1));
-                        Res ->
-                            Res
-                    end;
-                {error, Err} ->
-                    ct:fail("error receiving data ~w", [Err])
-            end;
-        Res ->
-            Res
-    end.
+receive_commands(Transport, S, C) ->
+   stream_test_utils:receive_stream_commands(Transport, S, C).
 
 get_osiris_counters(Config) ->
     rabbit_ct_broker_helpers:rpc(Config,