diff options
Diffstat (limited to 'lib/common_test/src/ct_framework.erl')
| -rw-r--r-- | lib/common_test/src/ct_framework.erl | 367 |
1 files changed, 248 insertions, 119 deletions
diff --git a/lib/common_test/src/ct_framework.erl b/lib/common_test/src/ct_framework.erl index 6066470233..dcf7c97244 100644 --- a/lib/common_test/src/ct_framework.erl +++ b/lib/common_test/src/ct_framework.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2017. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -18,10 +18,10 @@ %% %CopyrightEnd% %% -%%% @doc Common Test Framework callback module. +%%% Common Test Framework callback module. %%% -%%% <p>This module exports framework callback functions which are -%%% called from the test_server.</p> +%%% This module exports framework callback functions which are +%%% called from the test_server. -module(ct_framework). @@ -42,7 +42,7 @@ -define(rev(L), lists:reverse(L)). %%%----------------------------------------------------------------- -%%% @spec init_tc(Mod,Func,Args) -> {ok,NewArgs} | {error,Reason} | +%%% -spec init_tc(Mod,Func,Args) -> {ok,NewArgs} | {error,Reason} | %%% {skip,Reason} | {auto_skip,Reason} %%% Mod = atom() %%% Func = atom() @@ -50,7 +50,7 @@ %%% NewArgs = list() %%% Reason = term() %%% -%%% @doc Test server framework callback, called by the test_server +%%% Test server framework callback, called by the test_server %%% when a new test case is started. init_tc(_,{end_per_testcase_not_run,_},[Config]) -> %% Testcase is completed (skipped or failed), but end_per_testcase @@ -649,7 +649,7 @@ try_set_default(Name,Key,Info,Where) -> %%%----------------------------------------------------------------- -%%% @spec end_tc(Mod,Func,Args) -> {ok,NewArgs}| {error,Reason} | +%%% -spec end_tc(Mod,Func,Args) -> {ok,NewArgs}| {error,Reason} | %%% {skip,Reason} | {auto_skip,Reason} %%% Mod = atom() %%% Func = atom() @@ -657,7 +657,7 @@ try_set_default(Name,Key,Info,Where) -> %%% NewArgs = list() %%% Reason = term() %%% -%%% @doc Test server framework callback, called by the test_server +%%% Test server framework callback, called by the test_server %%% when a test case is finished. end_tc(Mod, Fun, Args) -> %% Have to keep end_tc/3 for backwards compatibility issues @@ -696,9 +696,16 @@ end_tc(Mod,IPTC={init_per_testcase,_Func},_TCPid,Result,Args,Return) -> end end; -end_tc(Mod,Func0,TCPid,Result,Args,Return) -> +end_tc(Mod,Func00,TCPid,Result,Args,Return) -> %% in case Mod == ct_framework, lookup the suite name Suite = get_suite_name(Mod, Args), + {OnlyCleanup,Func0} = + case Func00 of + {cleanup,F0} -> + {true,F0}; + _ -> + {false,Func00} + end, {Func,FuncSpec,HookFunc} = case Func0 of {end_per_testcase_not_run,F} -> @@ -742,6 +749,8 @@ end_tc(Mod,Func0,TCPid,Result,Args,Return) -> case HookFunc of undefined -> {ok,Result}; + _ when OnlyCleanup -> + {ok,Result}; _ -> case ct_hooks:end_tc(Suite,HookFunc,Args,Result,Return) of '$ct_no_change' -> @@ -752,6 +761,8 @@ end_tc(Mod,Func0,TCPid,Result,Args,Return) -> end, FinalResult = case get('$test_server_framework_test') of + _ when OnlyCleanup -> + Result1; undefined -> %% send sync notification so that event handlers may print %% in the log file before it gets closed @@ -903,15 +914,15 @@ tag(_Other) -> ok. %%%----------------------------------------------------------------- -%%% @spec error_notification(Mod,Func,Args,Error) -> ok +%%% -spec error_notification(Mod,Func,Args,Error) -> ok %%% Mod = atom() %%% Func = atom() %%% Args = list() %%% Error = term() %%% -%%% @doc This function is called as the result of testcase -%%% <code>Func</code> in suite <code>Mod</code> crashing. -%%% <code>Error</code> specifies the reason for failing. +%%% This function is called as the result of testcase +%%% Func in suite Mod crashing. +%%% Error specifies the reason for failing. error_notification(Mod,Func,_Args,{Error,Loc}) -> ErrorSpec = case Error of {What={_E,_R},Trace} when is_list(Trace) -> @@ -921,9 +932,10 @@ error_notification(Mod,Func,_Args,{Error,Loc}) -> end, ErrorStr = case ErrorSpec of {badmatch,Descr} -> - Descr1 = lists:flatten(io_lib:format("~tP",[Descr,10])), - if length(Descr1) > 50 -> - Descr2 = string:substr(Descr1,1,50), + Descr1 = io_lib:format("~tP",[Descr,10]), + DescrLength = string:length(Descr1), + if DescrLength > 50 -> + Descr2 = string:slice(Descr1,0,50), io_lib:format("{badmatch,~ts...}",[Descr2]); true -> io_lib:format("{badmatch,~ts}",[Descr1]) @@ -1048,28 +1060,47 @@ group_or_func(Func, _Config) -> Func. %%%----------------------------------------------------------------- -%%% @spec get_suite(Mod, Func) -> Tests +%%% -spec get_suite(Mod, Func) -> Tests %%% -%%% @doc Called from test_server for every suite (<code>Func==all</code>) -%%% and every test case. If the former, all test cases in the suite -%%% should be returned. +%%% Called from test_server for every suite (Func==all) +%%% and every test case. If the former, all test cases in the suite +%%% should be returned. get_suite(Mod, all) -> - case catch apply(Mod, groups, []) of - {'EXIT',_} -> - get_all(Mod, []); - GroupDefs when is_list(GroupDefs) -> - case catch ct_groups:find_groups(Mod, all, all, GroupDefs) of - {error,_} = Error -> - %% this makes test_server call error_in_suite as first - %% (and only) test case so we can report Error properly - [{?MODULE,error_in_suite,[[Error]]}]; - ConfTests -> - get_all(Mod, ConfTests) - end; - _ -> + case safe_apply_groups_0(Mod,{ok,[]}) of + {ok,GroupDefs} -> + try ct_groups:find_groups(Mod, all, all, GroupDefs) of + ConfTests when is_list(ConfTests) -> + get_all(Mod, ConfTests) + catch + throw:{error,Error} -> + [{?MODULE,error_in_suite,[[{error,Error}]]}]; + _:Error:S -> + [{?MODULE,error_in_suite,[[{error,{Error,S}}]]}] + end; + {error,{bad_return,_Bad}} -> E = "Bad return value from "++atom_to_list(Mod)++":groups/0", - [{?MODULE,error_in_suite,[[{error,list_to_atom(E)}]]}] + [{?MODULE,error_in_suite,[[{error,list_to_atom(E)}]]}]; + {error,{bad_hook_return,Bad}} -> + E = "Bad return value from post_groups/2 hook function", + [{?MODULE,error_in_suite,[[{error,{list_to_atom(E),Bad}}]]}]; + {error,{failed,ExitReason}} -> + case ct_util:get_testdata({error_in_suite,Mod}) of + undefined -> + ErrStr = io_lib:format("~n*** ERROR *** " + "~w:groups/0 failed: ~p~n", + [Mod,ExitReason]), + io:format(?def_gl, ErrStr, []), + %% save the error info so it doesn't get printed twice + ct_util:set_testdata_async({{error_in_suite,Mod}, + ExitReason}); + _ExitReason -> + ct_util:delete_testdata({error_in_suite,Mod}) + end, + Reason = list_to_atom(atom_to_list(Mod)++":groups/0 failed"), + [{?MODULE,error_in_suite,[[{error,Reason}]]}]; + {error,What} -> + [{?MODULE,error_in_suite,[[{error,What}]]}] end; %%!============================================================ @@ -1079,54 +1110,74 @@ get_suite(Mod, all) -> %% group get_suite(Mod, Group={conf,Props,_Init,TCs,_End}) -> - Name = ?val(name, Props), - case catch apply(Mod, groups, []) of - {'EXIT',_} -> - [Group]; - GroupDefs when is_list(GroupDefs) -> - case catch ct_groups:find_groups(Mod, Name, TCs, GroupDefs) of - {error,_} = Error -> - %% this makes test_server call error_in_suite as first - %% (and only) test case so we can report Error properly - [{?MODULE,error_in_suite,[[Error]]}]; - [] -> - []; - ConfTests -> - case lists:member(skipped, Props) of - true -> - %% a *subgroup* specified *only* as skipped (and not - %% as an explicit test) should not be returned, or - %% init/end functions for top groups will be executed - case catch ?val(name, element(2, hd(ConfTests))) of - Name -> % top group - ct_groups:delete_subs(ConfTests, ConfTests); - _ -> - [] - end; - false -> - ConfTests1 = ct_groups:delete_subs(ConfTests, - ConfTests), - case ?val(override, Props) of - undefined -> - ConfTests1; - [] -> - ConfTests1; - ORSpec -> - ORSpec1 = if is_tuple(ORSpec) -> [ORSpec]; - true -> ORSpec end, - ct_groups:search_and_override(ConfTests1, - ORSpec1, Mod) - end - end - end; - _ -> + case safe_apply_groups_0(Mod,{ok,[Group]}) of + {ok,GroupDefs} -> + Name = ?val(name, Props), + try ct_groups:find_groups(Mod, Name, TCs, GroupDefs) of + [] -> + []; + ConfTests when is_list(ConfTests) -> + case lists:member(skipped, Props) of + true -> + %% a *subgroup* specified *only* as skipped (and not + %% as an explicit test) should not be returned, or + %% init/end functions for top groups will be executed + try ?val(name, element(2, hd(ConfTests))) of + Name -> % top group + ct_groups:delete_subs(ConfTests, ConfTests); + _ -> [] + catch + _:_ -> [] + end; + false -> + ConfTests1 = ct_groups:delete_subs(ConfTests, + ConfTests), + case ?val(override, Props) of + undefined -> + ConfTests1; + [] -> + ConfTests1; + ORSpec -> + ORSpec1 = if is_tuple(ORSpec) -> [ORSpec]; + true -> ORSpec end, + ct_groups:search_and_override(ConfTests1, + ORSpec1, Mod) + end + end + catch + throw:{error,Error} -> + [{?MODULE,error_in_suite,[[{error,Error}]]}]; + _:Error:S -> + [{?MODULE,error_in_suite,[[{error,{Error,S}}]]}] + end; + {error,{bad_return,_Bad}} -> E = "Bad return value from "++atom_to_list(Mod)++":groups/0", - [{?MODULE,error_in_suite,[[{error,list_to_atom(E)}]]}] + [{?MODULE,error_in_suite,[[{error,list_to_atom(E)}]]}]; + {error,{bad_hook_return,Bad}} -> + E = "Bad return value from post_groups/2 hook function", + [{?MODULE,error_in_suite,[[{error,{list_to_atom(E),Bad}}]]}]; + {error,{failed,ExitReason}} -> + case ct_util:get_testdata({error_in_suite,Mod}) of + undefined -> + ErrStr = io_lib:format("~n*** ERROR *** " + "~w:groups/0 failed: ~p~n", + [Mod,ExitReason]), + io:format(?def_gl, ErrStr, []), + %% save the error info so it doesn't get printed twice + ct_util:set_testdata_async({{error_in_suite,Mod}, + ExitReason}); + _ExitReason -> + ct_util:delete_testdata({error_in_suite,Mod}) + end, + Reason = list_to_atom(atom_to_list(Mod)++":groups/0 failed"), + [{?MODULE,error_in_suite,[[{error,Reason}]]}]; + {error,What} -> + [{?MODULE,error_in_suite,[[{error,What}]]}] end; %% testcase get_suite(Mod, Name) -> - get_seq(Mod, Name). + get_seq(Mod, Name). %%%----------------------------------------------------------------- @@ -1160,21 +1211,48 @@ get_all_cases1(_, []) -> %%%----------------------------------------------------------------- -get_all(Mod, ConfTests) -> - case catch apply(Mod, all, []) of - {'EXIT',{undef,[{Mod,all,[],_} | _]}} -> +get_all(Mod, ConfTests) -> + case safe_apply_all_0(Mod) of + {ok,AllTCs} -> + %% expand group references using ConfTests + try ct_groups:expand_groups(AllTCs, ConfTests, Mod) of + {error,_} = Error -> + [{?MODULE,error_in_suite,[[Error]]}]; + Tests0 -> + Tests = ct_groups:delete_subs(Tests0, Tests0), + expand_tests(Mod, Tests) + catch + throw:{error,Error} -> + [{?MODULE,error_in_suite,[[{error,Error}]]}]; + _:Error:S -> + [{?MODULE,error_in_suite,[[{error,{Error,S}}]]}] + end; + Skip = {skip,_Reason} -> + Skip; + {error,undef} -> + Reason = + case code:which(Mod) of + non_existing -> + list_to_atom( + atom_to_list(Mod)++ + " cannot be compiled or loaded"); + _ -> + list_to_atom( + atom_to_list(Mod)++":all/0 is missing") + end, + %% this makes test_server call error_in_suite as first + %% (and only) test case so we can report Reason properly + [{?MODULE,error_in_suite,[[{error,Reason}]]}]; + {error,{bad_return,_Bad}} -> Reason = - case code:which(Mod) of - non_existing -> - list_to_atom(atom_to_list(Mod)++ - " can not be compiled or loaded"); - _ -> - list_to_atom(atom_to_list(Mod)++":all/0 is missing") - end, - %% this makes test_server call error_in_suite as first - %% (and only) test case so we can report Reason properly + list_to_atom("Bad return value from "++ + atom_to_list(Mod)++":all/0"), [{?MODULE,error_in_suite,[[{error,Reason}]]}]; - {'EXIT',ExitReason} -> + {error,{bad_hook_return,Bad}} -> + Reason = + list_to_atom("Bad return value from post_all/3 hook function"), + [{?MODULE,error_in_suite,[[{error,{Reason,Bad}}]]}]; + {error,{failed,ExitReason}} -> case ct_util:get_testdata({error_in_suite,Mod}) of undefined -> ErrStr = io_lib:format("~n*** ERROR *** " @@ -1191,28 +1269,8 @@ get_all(Mod, ConfTests) -> %% this makes test_server call error_in_suite as first %% (and only) test case so we can report Reason properly [{?MODULE,error_in_suite,[[{error,Reason}]]}]; - AllTCs when is_list(AllTCs) -> - case catch save_seqs(Mod,AllTCs) of - {error,What} -> - [{?MODULE,error_in_suite,[[{error,What}]]}]; - SeqsAndTCs -> - %% expand group references in all() using ConfTests - case catch ct_groups:expand_groups(SeqsAndTCs, - ConfTests, - Mod) of - {error,_} = Error -> - [{?MODULE,error_in_suite,[[Error]]}]; - Tests -> - ct_groups:delete_subs(Tests, Tests) - end - end; - Skip = {skip,_Reason} -> - Skip; - _ -> - Reason = - list_to_atom("Bad return value from "++ - atom_to_list(Mod)++":all/0"), - [{?MODULE,error_in_suite,[[{error,Reason}]]}] + {error,What} -> + [{?MODULE,error_in_suite,[[{error,What}]]}] end. %%!============================================================ @@ -1354,7 +1412,7 @@ end_per_group(GroupName, _) -> ok. %%%----------------------------------------------------------------- -%%% @spec report(What,Data) -> ok +%%% -spec report(What,Data) -> ok report(What,Data) -> case What of loginfo -> @@ -1518,14 +1576,14 @@ add_to_stats(Result) -> ct_util:update_testdata(stats, Update). %%%----------------------------------------------------------------- -%%% @spec warn(What) -> true | false +%%% -spec warn(What) -> true | false warn(What) when What==nodes; What==processes -> false; warn(_What) -> true. %%%----------------------------------------------------------------- -%%% @spec add_data_dir(File0, Config) -> File1 +%%% -spec add_data_dir(File0, Config) -> File1 add_data_dir(File,Config) when is_atom(File) -> add_data_dir(atom_to_list(File),Config); @@ -1544,7 +1602,7 @@ add_data_dir(File,Config) when is_list(File) -> end. %%%----------------------------------------------------------------- -%%% @spec get_logopts() -> [LogOpt] +%%% -spec get_logopts() -> [LogOpt] get_logopts() -> case ct_util:get_testdata(logopts) of undefined -> @@ -1554,12 +1612,12 @@ get_logopts() -> end. %%%----------------------------------------------------------------- -%%% @spec format_comment(Comment) -> HtmlComment +%%% -spec format_comment(Comment) -> HtmlComment format_comment(Comment) -> "<font color=\"green\">" ++ Comment ++ "</font>". %%%----------------------------------------------------------------- -%%% @spec get_html_wrapper(TestName, PrintLabel, Cwd) -> Header +%%% -spec get_html_wrapper(TestName, PrintLabel, Cwd) -> Header get_html_wrapper(TestName, PrintLabel, Cwd, TableCols) -> get_html_wrapper(TestName, PrintLabel, Cwd, TableCols, utf8). @@ -1567,6 +1625,77 @@ get_html_wrapper(TestName, PrintLabel, Cwd, TableCols, Encoding) -> ct_logs:get_ts_html_wrapper(TestName, PrintLabel, Cwd, TableCols, Encoding). %%%----------------------------------------------------------------- -%%% @spec get_log_dir() -> {ok,LogDir} +%%% -spec get_log_dir() -> {ok,LogDir} get_log_dir() -> ct_logs:get_log_dir(true). + +%%%----------------------------------------------------------------- +%%% Call all and group callbacks and post_* hooks with error handling +safe_apply_all_0(Mod) -> + try apply(Mod, all, []) of + AllTCs0 when is_list(AllTCs0) -> + try save_seqs(Mod,AllTCs0) of + SeqsAndTCs when is_list(SeqsAndTCs) -> + all_hook(Mod,SeqsAndTCs) + catch throw:{error,What} -> + {error,What} + end; + {skip,_}=Skip -> + all_hook(Mod,Skip); + Bad -> + {error,{bad_return,Bad}} + catch + _:Reason:Stacktrace -> + handle_callback_crash(Reason,Stacktrace,Mod,all,{error,undef}) + end. + +all_hook(Mod, All) -> + case ct_hooks:all(Mod, All) of + AllTCs when is_list(AllTCs) -> + {ok,AllTCs}; + {skip,_}=Skip -> + Skip; + {fail,Reason} -> + {error,Reason}; + Bad -> + {error,{bad_hook_return,Bad}} + end. + +safe_apply_groups_0(Mod,Default) -> + try apply(Mod, groups, []) of + GroupDefs when is_list(GroupDefs) -> + case ct_hooks:groups(Mod, GroupDefs) of + GroupDefs1 when is_list(GroupDefs1) -> + {ok,GroupDefs1}; + {fail,Reason} -> + {error,Reason}; + Bad -> + {error,{bad_hook_return,Bad}} + end; + Bad -> + {error,{bad_return,Bad}} + catch + _:Reason:Stacktrace -> + handle_callback_crash(Reason,Stacktrace,Mod,groups,Default) + end. + +handle_callback_crash(undef,[{Mod,Func,[],_}|_],Mod,Func,Default) -> + case ct_hooks:Func(Mod, []) of + [] -> + Default; + List when is_list(List) -> + {ok,List}; + {fail,Reason} -> + {error,Reason}; + Bad -> + {error,{bad_hook_return,Bad}} + end; +handle_callback_crash(Reason,Stacktrace,_Mod,_Func,_Default) -> + {error,{failed,{Reason,Stacktrace}}}. + +expand_tests(Mod, [{testcase,Case,[Prop]}|Tests]) -> + [{repeat,{Mod,Case},Prop}|expand_tests(Mod,Tests)]; +expand_tests(Mod,[Test|Tests]) -> + [Test|expand_tests(Mod,Tests)]; +expand_tests(_Mod,[]) -> + []. |