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-rw-r--r--lib/common_test/test/ct_telnet_SUITE_data/ct_telnet_own_server_SUITE.erl28
1 files changed, 21 insertions, 7 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 6ec7947b3e..0ddb4e9b00 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
@@ -276,17 +276,31 @@ large_string(_) ->
%% The server says things. Manually check that it gets printed correctly
%% in the general IO log.
+%%
+%% In this test case we simulate data sent spontaneously from the
+%% server. We use ct_telnet_client:send_data instead of ct_telnet:send
+%% to avoid flushing of buffers in the client, and we use
+%% echo_no_prompt since the server would normally not send a prompt in
+%% this case.
server_speaks(_) ->
{ok, Handle} = ct_telnet:open(telnet_server_conn1),
- ok = ct_telnet:send(Handle, "echo_no_prompt This is the first message\r\n"),
- ok = ct_telnet:send(Handle, "echo_no_prompt This is the second message\r\n"),
- %% let ct_telnet_client get an idle timeout
+
+ Backdoor = ct_gen_conn:get_conn_pid(Handle),
+ ok = ct_telnet_client:send_data(Backdoor,
+ "echo_no_prompt This is the first message"),
+ ok = ct_telnet_client:send_data(Backdoor,
+ "echo_no_prompt This is the second message"),
+ %% Let ct_telnet_client get an idle timeout. This should print the
+ %% two messages to the log. Note that the buffers are not flushed here!
timer:sleep(15000),
- ok = ct_telnet:send(Handle, "echo_no_prompt This is the third message\r\n"),
- {ok,_} = ct_telnet:expect(Handle, ["the"], [no_prompt_check]),
+ ok = ct_telnet_client:send_data(Backdoor,
+ "echo_no_prompt This is the third message"),
+ {ok,_} = ct_telnet:expect(Handle, ["first.*second.*third"],
+ [no_prompt_check, sequence]),
{error,timeout} = ct_telnet:expect(Handle, ["the"], [no_prompt_check,
{timeout,?SHORT_TIME}]),
- ok = ct_telnet:send(Handle, "echo_no_prompt This is the fourth message\r\n"),
+ ok = ct_telnet_client:send_data(Backdoor,
+ "echo_no_prompt This is the fourth message"),
%% give the server time to respond
timer:sleep(2000),
%% closing the connection should print last message in log
@@ -301,7 +315,7 @@ server_disconnects(_) ->
%% wait until the get_data operation (triggered by send/2) times out
%% before sending the msg
timer:sleep(500),
- ok = ct_telnet:send(Handle, "echo_no_prompt This is the message\r\n"),
+ ok = ct_telnet:send(Handle, "echo_no_prompt This is the message"),
%% when the server closes the connection, the last message should be
%% printed in the log
timer:sleep(3000),