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-rw-r--r--lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl15
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl b/lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl
index 9dc9095f47..985fa40ad2 100644
--- a/lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl
+++ b/lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl
@@ -308,8 +308,19 @@ large_string(_) ->
VerifyStr = [C || C <- lists:flatten(Data1), C/=$ , C/=$\r, C/=$\n, C/=$>],
ok = ct_telnet:send(Handle, "echo_sep "++BigString),
- ct:sleep(50),
- {ok,Data2} = ct_telnet:get_data(Handle),
+ %% On some slow machines, 50 ms might not be enough to get the
+ %% first packet of data. We will therefore keep trying for a
+ %% second before we give up this...
+ F = fun RepeatUntilData(N) ->
+ ct:sleep(50),
+ case ct_telnet:get_data(Handle) of
+ {ok,[]} when N>1 ->
+ RepeatUntilData(N-1);
+ Other ->
+ Other
+ end
+ end,
+ {ok,Data2} = F(20),
ct:log("[GET DATA #2] Received ~w chars: ~s", [length(lists:flatten(Data2)),Data2]),
VerifyStr = [C || C <- lists:flatten(Data2), C/=$ , C/=$\r, C/=$\n, C/=$>],