Work around more common_test woe

Testcase init functions are getting Config from groups and suites
they're not in. Presumably related to the problems worked around in the
parent commit.

1 files changed, 13 insertions, 0 deletions

diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl
index a2c0f7fae6..d6d69eafa1 100644
--- a/lib/diameter/test/diameter_traffic_SUITE.erl
+++ b/lib/diameter/test/diameter_traffic_SUITE.erl
@@ -375,6 +375,16 @@ select() ->
 
 %% --------------------
 
+%% Work around common_test accumulating Config improperly, causing
+%% testcases to get Config from groups and suites they're not in.
+init_per_testcase(N, Config)
+  when N == rfc4005;
+       N == start;
+       N == result_codes;
+       N == empty;
+       N == stop ->
+    Config;
+
 %% Skip testcases that can reasonably fail under SCTP.
 init_per_testcase(Name, Config) ->
     TCs = proplists:get_value(runlist, Config, []),
@@ -397,6 +407,9 @@ end_per_testcase(_, _) ->
     ok.
 
 %% replace/2
+%%
+%% Work around common_test running init functions inappropriately, and
+%% this accumulating more config than expected.
 
 replace(Pairs, Config)
   when is_list(Pairs) ->