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authorLukas Larsson <[email protected]>2016-05-03 14:50:48 +0200
committerSverker Eriksson <[email protected]>2016-05-04 19:53:38 +0200
commit9265763bafb2e744a42693686a14fa214ebef261 (patch)
treec1d8d9dcc42b1cad7a1039669d4338ca2bc25bc9 /lib
parente8fa9bb9e4c9bbd38371dc47791fd4c1f3d932ff (diff)
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runtime_tools: more dbg send trace pattern tests
Diffstat (limited to 'lib')
-rw-r--r--lib/runtime_tools/test/dbg_SUITE.erl152
1 files changed, 91 insertions, 61 deletions
diff --git a/lib/runtime_tools/test/dbg_SUITE.erl b/lib/runtime_tools/test/dbg_SUITE.erl
index db4aad7341..4374141157 100644
--- a/lib/runtime_tools/test/dbg_SUITE.erl
+++ b/lib/runtime_tools/test/dbg_SUITE.erl
@@ -155,65 +155,76 @@ message(Config) when is_list(Config) ->
send(Config) when is_list(Config) ->
{ok, _} = start(),
+ Node = start_slave(),
+ rpc:call(Node, code, add_patha,
+ [filename:join(proplists:get_value(data_dir, Config), "..")]),
try
- S = self(),
- Rcvr = spawn_link(fun F() ->
- receive M ->
- S ! M,
- F()
- end
- end),
+ Echo = fun F() ->
+ receive {From, M} ->
+ From ! M,
+ F()
+ end
+ end,
+ Rcvr = spawn_link(Echo),
+ RemoteRcvr = spawn_link(Node, Echo),
{ok, [{matched, _, 1}]} = dbg:p(Rcvr, send),
- R1 = Rcvr ! make_ref(),
- receive R1 -> ok end,
- [{trace, Rcvr, send, R1, S}] = flush(),
- {ok, [{matched, _node, 1}, {saved, 1}]} = dbg:tpe(send, [{[S,'_'],[],[]}]),
- R2 = Rcvr ! make_ref(),
- receive R2 -> ok end,
- [{trace, Rcvr, send, R2, S}] = flush(),
+ send_test(Rcvr, make_ref(), true),
+
+ %% Test that the test case process is the receiving process
+ send_test(Rcvr, [{[self(),'_'],[],[]}]),
+ %% Test that self() is not the receiving process
{ok, [{matched, _node, 1}, {saved, 2}]} =
dbg:tpe(send, [{['$1','_'],[{'==','$1',{self}}],[]}]),
- R3 = Rcvr ! make_ref(),
- receive R3 -> ok end,
- [] = flush(),
-
- {ok, [{matched, _node, 1}, {saved, 3}]} =
- dbg:tpe(send, [{['_','_'],[{'==',Rcvr,{self}}],[]}]),
- R4 = Rcvr ! make_ref(),
- receive R4 -> ok end,
- [{trace, Rcvr, send, R4, S}] = flush(),
-
- {ok, [{matched, _node, 1}, {saved, 4}]} =
- dbg:tpe(send, [{['_','_'],[{'==',Rcvr,{self}}],[{message, hello}]}]),
- R5 = Rcvr ! make_ref(),
- receive R5 -> ok end,
- [{trace, Rcvr, send, R5, S, hello}] = flush(),
-
- {ok, [{matched, _node, 1}, {saved, 2}]} = dbg:tpe(send, 2),
- R6 = Rcvr ! make_ref(),
- receive R6 -> ok end,
- [] = flush(),
+ send_test(Rcvr, make_ref(), false),
+
+ %% Test that self() is the sending process
+ send_test(Rcvr, [{['_','_'],[{'==',Rcvr,{self}}],[]}]),
+
+ %% Test attaching a message
+ send_test(Rcvr, [{['_','_'],[{'==',Rcvr,{self}}],[{message, hello}]}],
+ make_ref(), hello),
+
+ %% Test using a saved trace pattern
+ send_test(Rcvr, 2, make_ref(), false),
+ %% Test clearing of trace pattern
{ok, [{matched, _node, 1}]} = dbg:ctpe(send),
- R7 = Rcvr ! make_ref(),
- receive R7 -> ok end,
- [{trace, Rcvr, send, R7, S, hello}] = flush(),
-
- R8 = make_ref(),
- {ok, [{matched, _node, 1}, {saved, 5}]} =
- dbg:tpe(send, [{['_','$2'],[{'==',R8,{element, 1, {element, 2, '$2'}}}],
- [{message, hello}]}]),
- Msg1 = Rcvr ! {test, {R8}, <<0:(8*1024)>>},
- receive Msg1 -> ok end,
- [{trace, Rcvr, send, Msg1, S, hello}] = flush(),
-
- R9 = make_ref(),
- Msg2 = Rcvr ! {test, {R9}, <<0:(8*1024)>>},
- receive Msg2 -> ok end,
- [] = flush(),
+ send_test(Rcvr, make_ref(), true),
+
+ %% Test complex message inspection
+ Ref = make_ref(),
+ send_test(Rcvr,
+ [{['_','$2'],[{'==',Ref,{element,1,{element,2,'$2'}}}],[]}],
+ {test, {Ref}, <<0:(8*1024)>>}, true),
+
+ send_test(Rcvr, {test, {make_ref()}, <<0:(8*1024)>>}, false),
+
+ %% Test send to remote process
+ remote_send_test(Rcvr, RemoteRcvr, [], make_ref(), true),
+
+ remote_send_test(Rcvr, RemoteRcvr,
+ [{['$1','_'],[{'==',{node, '$1'},{node}}],[]}],
+ make_ref(), false),
+
+ remote_send_test(Rcvr, RemoteRcvr,
+ [{['$1','_'],[{'==',{node, '$1'},Node}],[]}],
+ make_ref(), true),
+
+ %% Test that distributed dbg works
+ dbg:tracer(Node, process, {fun myhandler/2, self()}),
+ Rcvr2 = spawn_link(Echo),
+ RemoteRcvr2 = spawn_link(Node, Echo),
+ dbg:p(Rcvr2, [send]),
+ dbg:p(RemoteRcvr2, [send]),
+ dbg:tpe(send, [{['_', hej],[],[]}]),
+
+ send_test(Rcvr2, make_ref(), false),
+ send_test(RemoteRcvr2, make_ref(), false),
+ send_test(Rcvr2, hej, true),
+ send_test(RemoteRcvr2, hej, true),
ok
@@ -221,6 +232,36 @@ send(Config) when is_list(Config) ->
stop()
end.
+send_test(Pid, Pattern, Msg, TraceEvent) ->
+ {ok, [{matched, _, _}, _]} = dbg:tpe(send, Pattern),
+ send_test(Pid, Msg, TraceEvent).
+send_test(Pid, Pattern) ->
+ send_test(Pid, Pattern, make_ref(), true).
+send_test(Pid, Msg, TraceEvent) ->
+ S = self(),
+ Pid ! {S, Msg},
+ receive Msg -> ok end,
+ send_test_rcv(Pid, Msg, S, TraceEvent).
+
+remote_send_test(Pid, RPid, Pattern, Msg, TraceEvent) ->
+ dbg:tpe(send, Pattern),
+ TMsg = {self(), Msg},
+ Pid ! {RPid, TMsg},
+ receive Msg -> ok end,
+ send_test_rcv(Pid, TMsg, RPid, TraceEvent).
+
+send_test_rcv(Pid, Msg, S, TraceEvent) ->
+ case flush() of
+ [] when not TraceEvent ->
+ ok;
+ [{trace, Pid, send, Msg, S}] when TraceEvent ->
+ ok;
+ [{trace, Pid, send, Msg, S, Message}] when TraceEvent == Message ->
+ ok;
+ Else ->
+ ct:fail({got_unexpected_message, Else})
+ end.
+
%% Simple test of distributed tracing
distributed(Config) when is_list(Config) ->
{ok, _} = start(),
@@ -929,17 +970,6 @@ flush(Acc) ->
Acc
end.
-flush_trace() ->
- flush_trace([]).
-flush_trace(Acc) ->
- receive
- X when element(1,X) =:= trace;
- element(1,X) =:= trace_ts
- -> flush_trace(Acc ++ [X])
- after 1000 ->
- Acc
- end.
-
start() ->
stop(),
dbg:tracer(process, {fun myhandler/2, self()}).