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-rw-r--r--lib/asn1/test/asn1_SUITE.erl90
1 files changed, 65 insertions, 25 deletions
diff --git a/lib/asn1/test/asn1_SUITE.erl b/lib/asn1/test/asn1_SUITE.erl
index 6769a38b12..580c919b9d 100644
--- a/lib/asn1/test/asn1_SUITE.erl
+++ b/lib/asn1/test/asn1_SUITE.erl
@@ -42,10 +42,11 @@ suite() ->
{timetrap,{minutes,60}}].
all() ->
- [{group, compile},
+ [xref,
+ xref_export_all,
+
+ {group, compile},
{group, parallel},
- {group, app_test},
- {group, appup_test},
% TODO: Investigate parallel running of these:
testComment,
@@ -67,13 +68,8 @@ groups() ->
ber_optional,
tagdefault_automatic]},
- {app_test, [], [{asn1_app_test, all}]},
-
- {appup_test, [], [{asn1_appup_test, all}]},
-
{parallel, Parallel,
[cover,
- xref,
{group, ber},
% Uses 'P-Record', 'Constraints', 'MEDIA-GATEWAY-CONTROL'...
{group, [], [parse,
@@ -1047,18 +1043,6 @@ test_modified_x420(Config, Rule, Opts) ->
test_modified_x420:test(Config).
-testX420() ->
- [{timetrap,{minutes,90}}].
-testX420(Config) ->
- case erlang:system_info(system_architecture) of
- "sparc-sun-solaris2.10" ->
- {skip,"Too slow for an old Sparc"};
- _ ->
- Rule = ber,
- testX420:compile(Rule, [der], Config),
- ok = testX420:ticket7759(Rule, Config)
- end.
-
test_x691(Config) ->
test(Config, fun test_x691/3, [per, uper]).
test_x691(Config, Rule, Opts) ->
@@ -1325,16 +1309,72 @@ ticket7904(Config) ->
{ok,_} = 'RANAPextract1':encode('InitiatingMessage', Val1),
{ok,_} = 'RANAPextract1':encode('InitiatingMessage', Val1).
+
+%% Make sure that functions exported from other modules are
+%% actually used.
+
xref(_Config) ->
- xref:start(s),
- xref:set_default(s, [{verbose,false},{warnings,false},{builtins,true}]),
+ S = ?FUNCTION_NAME,
+ xref:start(S),
+ xref:set_default(S, [{verbose,false},{warnings,false},{builtins,true}]),
Test = filename:dirname(code:which(?MODULE)),
- {ok,_PMs} = xref:add_directory(s, Test),
- UnusedExports = "X - XU - asn1_appup_test - asn1_app_test - \".*_SUITE\" : Mod",
- case xref:q(s, UnusedExports) of
+ {ok,_PMs} = xref:add_directory(S, Test),
+ Q = "X - XU - \".*_SUITE\" : Mod",
+ UnusedExports = xref:q(S, Q),
+ xref:stop(S),
+ case UnusedExports of
{ok,[]} ->
ok;
{ok,[_|_]=Res} ->
io:format("Exported, but unused: ~p\n", [Res]),
?t:fail()
end.
+
+%% Ensure that all functions that are implicitly exported by
+%% 'export_all' in this module are actually used.
+
+xref_export_all(_Config) ->
+ S = ?FUNCTION_NAME,
+ xref:start(S),
+ xref:set_default(S, [{verbose,false},{warnings,false},{builtins,true}]),
+ {ok,_PMs} = xref:add_module(S, code:which(?MODULE)),
+ AllCalled = all_called(),
+ Def = "Called := " ++ lists:flatten(io_lib:format("~p", [AllCalled])),
+ {ok,_} = xref:q(S, Def),
+ {ok,Unused} = xref:q(S, "X - Called - range (closure E | Called)"),
+ xref:stop(S),
+ case Unused of
+ [] ->
+ ok;
+ [_|_] ->
+ S = [io_lib:format("~p:~p/~p\n", [M,F,A]) || {M,F,A} <- Unused],
+ io:format("There are unused functions:\n\n~s\n", [S]),
+ ?t:fail(unused_functions)
+ end.
+
+%% Collect all functions that common_test will call in this module.
+
+all_called() ->
+ [{?MODULE,end_per_group,2},
+ {?MODULE,end_per_suite,1},
+ {?MODULE,end_per_testcase,2},
+ {?MODULE,init_per_group,2},
+ {?MODULE,init_per_suite,1},
+ {?MODULE,init_per_testcase,2},
+ {?MODULE,suite,0}] ++
+ all_called_1(all() ++ groups()).
+
+all_called_1([{_,_}|T]) ->
+ all_called_1(T);
+all_called_1([{_Name,_Flags,Fs}|T]) ->
+ all_called_1(Fs ++ T);
+all_called_1([F|T]) when is_atom(F) ->
+ L = case erlang:function_exported(?MODULE, F, 0) of
+ false ->
+ [{?MODULE,F,1}];
+ true ->
+ [{?MODULE,F,0},{?MODULE,F,1}]
+ end,
+ L ++ all_called_1(T);
+all_called_1([]) ->
+ [].