Limit number of StatsD messages per packet.

[beam_stats.git] / test / beam_stats_consumer_statsd_SUITE.erl

diff --git a/test/beam_stats_consumer_statsd_SUITE.erl b/test/beam_stats_consumer_statsd_SUITE.erl
index 9c7e175..20a2de7 100644 (file)
--- a/test/beam_stats_consumer_statsd_SUITE.erl
+++ b/test/beam_stats_consumer_statsd_SUITE.erl
@@ -1,6 +1,7 @@
 -module(beam_stats_consumer_statsd_SUITE).
 
 -include_lib("beam_stats/include/beam_stats.hrl").
+-include_lib("beam_stats/include/beam_stats_ets_table.hrl").
 
 -export(
     [ all/0
@@ -33,10 +34,31 @@ groups() ->
 %% =============================================================================
 
 t_send(_Cfg) ->
+    ETSTableStatsFoo =
+        #beam_stats_ets_table
+        { id     = foo
+        , name   = foo
+        , size   = 5
+        , memory = 25
+        },
+    ETSTableStatsBar =
+        #beam_stats_ets_table
+        { id     = 37
+        , name   = bar
+        , size   = 8
+        , memory = 38
+        },
+    % TODO: Indent #beam_stats as #beam_stats_ets_table
     BEAMStats = #beam_stats
     { timestamp = {1, 2, 3}
     , node_id   = 'node_foo@host_bar'
-    , memory    = [{mem_type_foo, 1}]
+    , memory    = [{mem_type_foo, 1}, {mem_type_bar, 2}, {mem_type_baz, 3}]
+    , io_bytes_in  = 3
+    , io_bytes_out = 7
+    , context_switches = 5
+    , reductions       = 9
+    , run_queue        = 17
+    , ets              = [ETSTableStatsFoo, ETSTableStatsBar]
     },
     ServerPort = 8125,
     {ok, ServerSocket} = gen_udp:open(ServerPort, [binary, {active, false}]),
@@ -45,7 +67,37 @@ t_send(_Cfg) ->
     {_, State1} = beam_stats_consumer_statsd:init(Options),
     State2 = beam_stats_consumer_statsd:consume(BEAMStatsQ, State1),
     {} = beam_stats_consumer_statsd:terminate(State2),
-    ResultOfReceive = gen_udp:recv(ServerSocket, 0),
+    ResultOfReceive1 = gen_udp:recv(ServerSocket, 0),
+    {ok, {_, _, PacketReceived1}} = ResultOfReceive1,
+    ResultOfReceive2 = gen_udp:recv(ServerSocket, 0),
+    {ok, {_, _, PacketReceived2}} = ResultOfReceive2,
     ok = gen_udp:close(ServerSocket),
-    {ok, {_, _, Data}} = ResultOfReceive,
-    <<"beam_stats.node_foo_host_bar.memory.mem_type_foo:1|g\n">> = Data.
+    ct:log("PacketReceived1: ~n~s~n", [PacketReceived1]),
+    ct:log("PacketReceived2: ~n~s~n", [PacketReceived2]),
+    PacketsCombined = <<PacketReceived1/binary, PacketReceived2/binary>>,
+    ct:log("PacketsCombined: ~n~s~n", [PacketsCombined]),
+    MsgsExpected =
+        [ <<"beam_stats.node_foo_host_bar.io.bytes_in:3|g">>
+        , <<"beam_stats.node_foo_host_bar.io.bytes_out:7|g">>
+        , <<"beam_stats.node_foo_host_bar.context_switches:5|g">>
+        , <<"beam_stats.node_foo_host_bar.reductions:9|g">>
+        , <<"beam_stats.node_foo_host_bar.run_queue:17|g">>
+        , <<"beam_stats.node_foo_host_bar.memory.mem_type_foo:1|g">>
+        , <<"beam_stats.node_foo_host_bar.memory.mem_type_bar:2|g">>
+        , <<"beam_stats.node_foo_host_bar.memory.mem_type_baz:3|g">>
+        , <<"beam_stats.node_foo_host_bar.ets_table.size.foo.foo:5|g">>
+        , <<"beam_stats.node_foo_host_bar.ets_table.memory.foo.foo:25|g">>
+        , <<"beam_stats.node_foo_host_bar.ets_table.size.bar.37:8|g">>
+        , <<"beam_stats.node_foo_host_bar.ets_table.memory.bar.37:38|g">>
+        ],
+    MsgsReceived = binary:split(PacketsCombined, <<"\n">>, [global, trim]),
+    RemoveExpectedFromReceived =
+        fun (Expected, Received) ->
+            ct:log(
+                "Looking for expected msg ~p in remaining received ~p~n",
+                [Expected, Received]
+            ),
+            true = lists:member(Expected, Received),
+            Received -- [Expected]
+        end,
+    [] = lists:foldl(RemoveExpectedFromReceived, MsgsReceived, MsgsExpected).