diff options
Diffstat (limited to 'lib/tools')
-rw-r--r-- | lib/tools/test/eprof_SUITE.erl | 72 | ||||
-rw-r--r-- | lib/tools/test/eprof_SUITE_data/eprof_test.erl | 9 |
2 files changed, 79 insertions, 2 deletions
diff --git a/lib/tools/test/eprof_SUITE.erl b/lib/tools/test/eprof_SUITE.erl index cd0a9e8e51..71e7eea56b 100644 --- a/lib/tools/test/eprof_SUITE.erl +++ b/lib/tools/test/eprof_SUITE.erl @@ -20,10 +20,78 @@ -include("test_server.hrl"). --export([all/1,tiny/1,eed/1]). +-export([all/1,tiny/1,eed/1,basic/1]). -all(suite) -> [tiny,eed]. +all(suite) -> [basic,tiny,eed]. +basic(suite) -> []; +basic(Config) when is_list(Config) -> + + %% load eprof_test and change directory + + ?line {ok, OldCurDir} = file:get_cwd(), + Datadir = ?config(data_dir, Config), + Privdir = ?config(priv_dir, Config), + ?line {ok,eprof_test} = compile:file(filename:join(Datadir, "eprof_test"), + [trace,{outdir, Privdir}]), + ?line ok = file:set_cwd(Privdir), + ?line code:purge(eprof_test), + ?line {module,eprof_test} = code:load_file(eprof_test), + + %% rootset profiling + + ?line ensure_eprof_stopped(), + ?line profiling = eprof:profile([self()]), + ?line {error, already_profiling} = eprof:profile([self()]), + ?line profiling_stopped = eprof:stop_profiling(), + ?line profiling_already_stopped = eprof:stop_profiling(), + ?line profiling = eprof:start_profiling([self(),self(),self()]), + ?line profiling_stopped = eprof:stop_profiling(), + + %% with patterns + + ?line profiling = eprof:start_profiling([self()], {?MODULE, '_', '_'}), + ?line {error, already_profiling} = eprof:start_profiling([self()], {?MODULE, '_', '_'}), + ?line profiling_stopped = eprof:stop_profiling(), + ?line profiling = eprof:start_profiling([self()], {?MODULE, start_stop, '_'}), + ?line profiling_stopped = eprof:stop_profiling(), + ?line profiling = eprof:start_profiling([self()], {?MODULE, start_stop, 1}), + ?line profiling_stopped = eprof:stop_profiling(), + + %% with fun + + ?line {ok, _} = eprof:profile(fun() -> eprof_test:go(10) end), + ?line profiling = eprof:profile([self()]), + ?line {error, already_profiling} = eprof:profile(fun() -> eprof_test:go(10) end), + ?line profiling_stopped = eprof:stop_profiling(), + ?line {ok, _} = eprof:profile(fun() -> eprof_test:go(10) end), + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end), + ?line {ok, _} = eprof:profile(erlang:processes(), fun() -> eprof_test:go(10) end), + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end, {eprof_test, '_', '_'}), + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end, {eprof_test, go, '_'}), + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end, {eprof_test, go, 1}), + ?line {ok, _} = eprof:profile([self()], fun() -> eprof_test:go(10) end, {eprof_test, go, 1}), + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end, {eprof_test, dec, 1}), + + %% with mfa + + ?line {ok, _} = eprof:profile([], eprof_test, go, [10]), + ?line {ok, _} = eprof:profile([], {eprof_test, dec, 1}, eprof_test, go, [10]), + + %% dump + + ?line {ok, _} = eprof:profile([], fun() -> eprof_test:go(10) end, {eprof_test, '_', '_'}), + ?line [{_, Mfas}] = eprof:dump(), + ?line Dec_mfa = {eprof_test, dec, 1}, + ?line Go_mfa = {eprof_test, go, 1}, + ?line {value, {Go_mfa, { 1, _Time1}}} = lists:keysearch(Go_mfa, 1, Mfas), + ?line {value, {Dec_mfa, {11, _Time2}}} = lists:keysearch(Dec_mfa, 1, Mfas), + + %% change current working directory + + ?line ok = file:set_cwd(OldCurDir), + ?line stopped = eprof:stop(), + ok. tiny(suite) -> []; tiny(Config) when is_list(Config) -> diff --git a/lib/tools/test/eprof_SUITE_data/eprof_test.erl b/lib/tools/test/eprof_SUITE_data/eprof_test.erl new file mode 100644 index 0000000000..33c428e893 --- /dev/null +++ b/lib/tools/test/eprof_SUITE_data/eprof_test.erl @@ -0,0 +1,9 @@ +-module(eprof_test). +-export([go/1]). + +go(N) -> + 0 = dec(N), + ok. + +dec(0) -> 0; +dec(N) -> dec(N - 1). |