new tests for ttb module

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/observer/test/server.erl b/lib/observer/test/server.erl
new file mode 100644
index 0000000000..c1b1fea562
--- /dev/null
+++ b/lib/observer/test/server.erl
@@ -0,0 +1,43 @@
+-module(server).
+-compile(export_all).
+
+start() ->
+    application:start(runtime_tools),
+    Pid = spawn(?MODULE,loop,[[], 0]),
+    register(server,Pid).
+
+stop() ->
+    case lists:member(server, registered()) of
+	true ->
+	    server ! stop;
+	false ->
+	    ok
+    end.
+
+loop(Data, Num) ->
+    receive
+	{put,From,Ting} -> From ! ok,
+			   received(From,Ting),
+			   loop([Ting|Data], Num+1);
+	{get,From}      -> From ! Data,
+			   loop(Data, Num+1);
+	stop            -> stopped;
+	clear           -> loop([], Num+1);
+	{cnt, From}     -> From ! Num,
+			   loop(Data, Num)
+    end.
+
+counter() ->
+    server ! {cnt, self()},
+    receive
+	Num ->
+	    Num
+    end.
+
+received(From, Thing) ->
+    case Thing of
+	never_send_this_atom ->
+	    loop(Thing, 0);
+	_ ->
+	    {return, 27, Thing, From}
+    end.