OTP-8818: Fixed inconsistency in ct:start_interactive call

3 files changed, 55 insertions, 17 deletions

diff --git a/lib/common_test/src/ct_config.erl b/lib/common_test/src/ct_config.erl
index dc6fcc66e5..6b75937668 100644
--- a/lib/common_test/src/ct_config.erl
+++ b/lib/common_test/src/ct_config.erl
@@ -48,7 +48,7 @@
 
 -export([get_ref_from_name/1, get_name_from_ref/1, get_key_from_name/1]).
 
--export([check_config_files/1, prepare_config_list/1]).
+-export([check_config_files/1, add_default_callback/1, prepare_config_list/1]).
 
 -export([add_config/2, remove_config/2]).
 
@@ -212,6 +212,24 @@ get_config_file_list(Opts) ->
 	process_user_configs(Opts, []),
     CfgFiles.
 
+add_default_callback(Opts) ->
+    case lists:keytake(config, 1, Opts) of
+	{value, {config, [File | _] = Files}, NoConfigOpts}
+	  when is_integer(File) =/= true ->
+	    [{config, lists:flatmap(fun add_def_cb/1, Files)} | NoConfigOpts];
+	{value, {config, File}, NoConfigOpts} ->
+	    [{config, add_def_cb(File)} | NoConfigOpts];
+	false ->
+	    Opts
+    end.
+
+add_def_cb([]) ->
+    [];
+add_def_cb(Config) when is_tuple(Config) ->
+    [Config];
+add_def_cb([H|_T] = Config ) when is_integer(H) ->
+    [{?ct_config_txt, [Config]}].
+
 read_config_files(Opts) ->
     AddCallback = fun(CallBack, []) ->
 			[{CallBack, []}];
@@ -220,16 +238,16 @@ read_config_files(Opts) ->
 		     (CallBack, [F|_]=Files) when is_list(F) ->
 			lists:map(fun(X) -> {CallBack, X} end, Files)
 		  end,
+
     ConfigFiles = case lists:keyfind(config, 1, Opts) of
-	{config, ConfigLists}->
-	    lists:foldr(fun({Callback,Files}, Acc) ->
-				AddCallback(Callback,Files) ++ Acc
-			end,
-			[],
-			ConfigLists);
-	false->
-	    []
-    end,
+		      {config,ConfigLists}->
+                          lists:foldr(fun({Callback,Files}, Acc) ->
+					      AddCallback(Callback,Files)
+						  ++ Acc
+				      end,[],ConfigLists);
+		      false->
+			  []
+		  end,
     read_config_files_int(ConfigFiles, fun store_config/3).
 
 read_config_files_int([{Callback, File}|Files], FunToSave) ->
diff --git a/lib/common_test/src/ct_run.erl b/lib/common_test/src/ct_run.erl
index c5bfd01642..c14f0c5cee 100644
--- a/lib/common_test/src/ct_run.erl
+++ b/lib/common_test/src/ct_run.erl
@@ -550,6 +550,9 @@ install(Opts) ->
     install(Opts, ".").
 
 install(Opts, LogDir) ->
+
+    ConfOpts = ct_config:add_default_callback(Opts),
+
     case application:get_env(common_test, decrypt) of
 	{ok,_} ->
 	    ok;
@@ -566,7 +569,7 @@ install(Opts, LogDir) ->
 	    VarFile = variables_file_name(LogDir),
 	    case file:open(VarFile, [write]) of
 		{ok,Fd} ->
-		    [io:format(Fd, "~p.\n", [Opt]) || Opt <- Opts],
+		    [io:format(Fd, "~p.\n", [Opt]) || Opt <- ConfOpts ],
 		    file:close(Fd),
 		    ok;
 		{error,Reason} ->
diff --git a/lib/common_test/test/ct_config_SUITE.erl b/lib/common_test/test/ct_config_SUITE.erl
index 72ff781f82..fc15abc5bc 100644
--- a/lib/common_test/test/ct_config_SUITE.erl
+++ b/lib/common_test/test/ct_config_SUITE.erl
@@ -58,6 +58,9 @@ end_per_suite(Config) ->
 init_per_testcase(TestCase, Config) ->
     ct_test_support:init_per_testcase(TestCase, Config).
 
+end_per_testcase(install_config = TestCase, Config) ->
+    ok = rpc:call(proplists:get_value(ct_node, Config), ct_config, stop, []),
+    ct_test_support:end_per_testcase(TestCase, Config);
 end_per_testcase(TestCase, Config) ->
     ct_test_support:end_per_testcase(TestCase, Config).
 
@@ -66,12 +69,13 @@ all(doc) ->
 
 all(suite) ->
     [
-	require,
-	userconfig_static,
-	userconfig_dynamic,
-	testspec_legacy,
-	testspec_static,
-	testspec_dynamic
+     require,
+     install_config,
+     userconfig_static,
+     userconfig_dynamic,
+     testspec_legacy,
+     testspec_static,
+     testspec_dynamic
     ].
 
 %%--------------------------------------------------------------------
@@ -84,6 +88,17 @@ require(Config) when is_list(Config) ->
 	     {config, filename:join(DataDir, "config/config.txt")},
              ["config_static_SUITE"]).
 
+install_config(Config) when is_list(Config) ->
+    DataDir = ?config(data_dir, Config),
+    CTNode = proplists:get_value(ct_node, Config),
+    rpc:call(CTNode, ct, install,
+	     [[{config, [filename:join(DataDir, "config/config.txt")]}]]),
+    case rpc:call(CTNode, ct_config, start, [interactive]) of
+	Pid when is_pid(Pid) ->
+	    ok
+    end.
+
+
 userconfig_static(Config) when is_list(Config) ->
     DataDir = ?config(data_dir, Config),
     run_test(config_static_SUITE,
@@ -135,6 +150,8 @@ testspec_dynamic(Config) when is_list(Config) ->
              []),
     file:delete(filename:join(ConfigDir, "spec_dynamic.spec")).
 
+
+
 %%%-----------------------------------------------------------------
 %%% HELP FUNCTIONS
 %%%-----------------------------------------------------------------