From 7113a52be93505b2db99cfa7a37160e80722a203 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Wed, 3 Feb 2016 15:33:11 +0100 Subject: eunit: Add suppression of Dialyzer warnings --- lib/eunit/src/eunit_data.erl | 1 + lib/eunit/src/eunit_lib.erl | 6 ++++++ lib/eunit/src/eunit_listener.erl | 37 +++++++++++++++++++------------------ lib/eunit/src/eunit_proc.erl | 2 ++ lib/eunit/src/eunit_serial.erl | 18 ++++++++++-------- lib/eunit/src/eunit_test.erl | 3 +++ lib/eunit/src/eunit_tests.erl | 2 ++ 7 files changed, 43 insertions(+), 26 deletions(-) (limited to 'lib/eunit/src') diff --git a/lib/eunit/src/eunit_data.erl b/lib/eunit/src/eunit_data.erl index 8b53a3681d..cc002cb449 100644 --- a/lib/eunit/src/eunit_data.erl +++ b/lib/eunit/src/eunit_data.erl @@ -761,6 +761,7 @@ lazy_test_() -> lazy_gen(7), ?_assertMatch(7, get(count))]}. +-dialyzer({no_improper_lists, lazy_gen/1}). lazy_gen(N) -> {generator, fun () -> diff --git a/lib/eunit/src/eunit_lib.erl b/lib/eunit/src/eunit_lib.erl index d8f98cffa5..4dbe023257 100644 --- a/lib/eunit/src/eunit_lib.erl +++ b/lib/eunit/src/eunit_lib.erl @@ -192,6 +192,7 @@ error_msg(Title, Fmt, Args) -> io_lib:fwrite("*** ~ts ***\n~ts\n\n", [Title, Msg]). -ifdef(TEST). +-dialyzer({no_match, format_exception_test_/0}). format_exception_test_() -> [?_assertMatch( "\nymmud:rorre"++_, @@ -273,6 +274,7 @@ dlist_next([], Xs) -> -ifdef(TEST). +-dialyzer({no_match, dlist_test_/0}). dlist_test_() -> {"deep list traversal", [{"non-list term -> singleton list", @@ -338,6 +340,7 @@ is_nonempty_string([]) -> false; is_nonempty_string(Cs) -> is_string(Cs). -ifdef(TEST). +-dialyzer({no_match, is_string_test_/0}). is_string_test_() -> {"is_string", [{"no non-lists", ?_assert(not is_string($A))}, @@ -399,6 +402,7 @@ uniq([X | Xs]) -> [X | uniq(Xs)]; uniq([]) -> []. -ifdef(TEST). +-dialyzer({[no_match, no_fail_call, no_improper_lists], uniq_test_/0}). uniq_test_() -> {"uniq", [?_assertError(function_clause, uniq(ok)), @@ -459,6 +463,7 @@ normalize([]) -> -ifdef(TEST). +-dialyzer({no_match, cmd_test_/0}). cmd_test_() -> ([?_test({0, "hello\n"} = ?_cmd_("echo hello"))] ++ case os:type() of @@ -576,6 +581,7 @@ trie_match([], _T) -> -ifdef(TEST). +-dialyzer({no_match, trie_test_/0}). trie_test_() -> [{"basic representation", [?_assert(trie_new() =:= gb_trees:empty()), diff --git a/lib/eunit/src/eunit_listener.erl b/lib/eunit/src/eunit_listener.erl index ecaac424a2..d9b836863b 100644 --- a/lib/eunit/src/eunit_listener.erl +++ b/lib/eunit/src/eunit_listener.erl @@ -27,14 +27,11 @@ -export([start/1, start/2]). --export([behaviour_info/1]). - - -behaviour_info(callbacks) -> - [{init,1},{handle_begin,3},{handle_end,3},{handle_cancel,3}, - {terminate,2}]; -behaviour_info(_Other) -> - undefined. +-callback init(_) -> _. +-callback handle_begin(_, _, _) -> _. +-callback handle_end(_, _, _) -> _. +-callback handle_cancel(_, _, _) -> _. +-callback terminate(_, _) -> _. -record(state, {callback, % callback module @@ -50,18 +47,22 @@ start(Callback) -> start(Callback, Options) -> St = #state{callback = Callback}, - spawn_opt(fun () -> init(St, Options) end, + spawn_opt(init_fun(St, Options), proplists:get_all_values(spawn, Options)). -init(St0, Options) -> - St1 = call(init, [Options], St0), - St2 = expect([], undefined, St1), - Data = [{pass, St2#state.pass}, - {fail, St2#state.fail}, - {skip, St2#state.skip}, - {cancel, St2#state.cancel}], - call(terminate, [{ok, Data}, St2#state.state], St2), - exit(normal). +-spec init_fun(_, _) -> no_return(). + +init_fun(St0, Options) -> + fun () -> + St1 = call(init, [Options], St0), + St2 = expect([], undefined, St1), + Data = [{pass, St2#state.pass}, + {fail, St2#state.fail}, + {skip, St2#state.skip}, + {cancel, St2#state.cancel}], + call(terminate, [{ok, Data}, St2#state.state], St2), + exit(normal) + end. expect(Id, ParentId, St) -> case wait_for(Id, 'begin', ParentId) of diff --git a/lib/eunit/src/eunit_proc.erl b/lib/eunit/src/eunit_proc.erl index 98ae31d54b..8bdf94c877 100644 --- a/lib/eunit/src/eunit_proc.erl +++ b/lib/eunit/src/eunit_proc.erl @@ -268,6 +268,8 @@ insulator_wait(Child, Parent, Buf, St) -> kill_task(Child, St) end. +-spec kill_task(_, _) -> no_return(). + kill_task(Child, St) -> exit(Child, kill), terminate_insulator(St). diff --git a/lib/eunit/src/eunit_serial.erl b/lib/eunit/src/eunit_serial.erl index 1a0179a5df..da76064a53 100644 --- a/lib/eunit/src/eunit_serial.erl +++ b/lib/eunit/src/eunit_serial.erl @@ -61,14 +61,16 @@ messages = dict:new() :: dict:dict()}). start(Pids) -> - spawn(fun () -> serializer(Pids) end). - -serializer(Pids) -> - St = #state{listeners = sets:from_list(Pids), - cancelled = eunit_lib:trie_new(), - messages = dict:new()}, - expect([], undefined, 0, St), - exit(normal). + spawn(serializer_fun(Pids)). + +serializer_fun(Pids) -> + fun () -> + St = #state{listeners = sets:from_list(Pids), + cancelled = eunit_lib:trie_new(), + messages = dict:new()}, + expect([], undefined, 0, St), + exit(normal) + end. %% collect beginning and end of an expected item; return {Done, NewSt} %% where Done is true if there are no more items of this group diff --git a/lib/eunit/src/eunit_test.erl b/lib/eunit/src/eunit_test.erl index 9cf40a738d..62d30b1930 100644 --- a/lib/eunit/src/eunit_test.erl +++ b/lib/eunit/src/eunit_test.erl @@ -40,6 +40,7 @@ get_stacktrace() -> get_stacktrace(Ts) -> eunit_lib:uniq(prune_trace(erlang:get_stacktrace(), Ts)). +-dialyzer({no_match, prune_trace/2}). prune_trace([{eunit_data, _, _} | Rest], Tail) -> prune_trace(Rest, Tail); prune_trace([{eunit_data, _, _, _} | Rest], Tail) -> @@ -75,6 +76,7 @@ run_testfun(F) -> -ifdef(TEST). +-dialyzer({[no_match, no_fail_call, no_return], macro_test_/0}). macro_test_() -> {"macro definitions", [{?LINE, fun () -> @@ -301,6 +303,7 @@ wrapper_test_() -> ]}. %% this must be exported (done automatically by the autoexport transform) +-dialyzer({no_missing_calls, wrapper_test_exported_/0}). wrapper_test_exported_() -> {ok, ?MODULE:nonexisting_function()}. -endif. diff --git a/lib/eunit/src/eunit_tests.erl b/lib/eunit/src/eunit_tests.erl index 47ea0aaf46..5dee1cb49e 100644 --- a/lib/eunit/src/eunit_tests.erl +++ b/lib/eunit/src/eunit_tests.erl @@ -23,6 +23,8 @@ -include("eunit.hrl"). +-dialyzer(no_match). + -ifdef(TEST). id(X) -> X. % for suppressing compiler warnings -endif. -- cgit v1.2.3