%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2002-2010. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
%%----------------------------------------------------------------------
%% Purpose: Verify the application specifics of the Megaco application
%%----------------------------------------------------------------------
-module(megaco_app_test).
-compile(export_all).
-include("megaco_test_lib.hrl").
t() -> megaco_test_lib:t(?MODULE).
t(Case) -> megaco_test_lib:t({?MODULE, Case}).
%% Test server callbacks
init_per_testcase(undef_funcs = Case, Config) ->
NewConfig = [{tc_timeout, ?MINUTES(10)} | Config],
megaco_test_lib:init_per_testcase(Case, NewConfig);
init_per_testcase(Case, Config) ->
megaco_test_lib:init_per_testcase(Case, Config).
end_per_testcase(Case, Config) ->
megaco_test_lib:end_per_testcase(Case, Config).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
all() ->
[fields, modules, exportall, app_depend,
undef_funcs].
groups() ->
[].
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
init_per_suite(suite) -> [];
init_per_suite(doc) -> [];
init_per_suite(Config) when is_list(Config) ->
case is_app(megaco) of
{ok, AppFile} ->
io:format("AppFile: ~n~p~n", [AppFile]),
case megaco_flex_scanner:is_enabled() of
true ->
case megaco_flex_scanner:is_reentrant_enabled() of
true ->
io:format("~nMegaco reentrant flex scanner enabled~n~n", []);
false ->
io:format("~nMegaco non-reentrant flex scanner enabled~n~n", [])
end;
false ->
io:format("~nMegaco flex scanner disabled~n~n", [])
end,
megaco:print_version_info(),
[{app_file, AppFile}|Config];
{error, Reason} ->
fail(Reason)
end.
is_app(App) ->
LibDir = code:lib_dir(App),
File = filename:join([LibDir, "ebin", atom_to_list(App) ++ ".app"]),
case file:consult(File) of
{ok, [{application, App, AppFile}]} ->
{ok, AppFile};
{error, {LineNo, Mod, Code}} ->
IoList = lists:concat([File, ":", LineNo, ": ",
Mod:format_error(Code)]),
{error, list_to_atom(lists:flatten(IoList))};
Error ->
{error, {invalid_format, Error}}
end.
end_per_suite(suite) -> [];
end_per_suite(doc) -> [];
end_per_suite(Config) when is_list(Config) ->
Config.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
fields(suite) ->
[];
fields(doc) ->
[];
fields(Config) when is_list(Config) ->
AppFile = key1search(app_file, Config),
Fields = [vsn, description, modules, registered, applications],
case check_fields(Fields, AppFile, []) of
[] ->
ok;
Missing ->
fail({missing_fields, Missing})
end.
check_fields([], _AppFile, Missing) ->
Missing;
check_fields([Field|Fields], AppFile, Missing) ->
check_fields(Fields, AppFile, check_field(Field, AppFile, Missing)).
check_field(Name, AppFile, Missing) ->
io:format("checking field: ~p~n", [Name]),
case lists:keymember(Name, 1, AppFile) of
true ->
Missing;
false ->
[Name|Missing]
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
modules(suite) ->
[];
modules(doc) ->
[];
modules(Config) when is_list(Config) ->
AppFile = key1search(app_file, Config),
Mods = key1search(modules, AppFile),
EbinList = get_ebin_mods(megaco),
case missing_modules(Mods, EbinList, []) of
[] ->
ok;
Missing ->
throw({error, {missing_modules, Missing}})
end,
case extra_modules(Mods, EbinList, []) of
[] ->
ok;
Extra ->
throw({error, {extra_modules, Extra}})
end,
{ok, Mods}.
get_ebin_mods(App) ->
LibDir = code:lib_dir(App),
EbinDir = filename:join([LibDir,"ebin"]),
{ok, Files0} = file:list_dir(EbinDir),
Files1 = [lists:reverse(File) || File <- Files0],
[list_to_atom(lists:reverse(Name)) || [$m,$a,$e,$b,$.|Name] <- Files1].
missing_modules([], _Ebins, Missing) ->
Missing;
missing_modules([Mod|Mods], Ebins, Missing) ->
case lists:member(Mod, Ebins) of
true ->
missing_modules(Mods, Ebins, Missing);
false ->
io:format("missing module: ~p~n", [Mod]),
missing_modules(Mods, Ebins, [Mod|Missing])
end.
extra_modules(_Mods, [], Extra) ->
Extra;
extra_modules(Mods, [Mod|Ebins], Extra) ->
case lists:member(Mod, Mods) of
true ->
extra_modules(Mods, Ebins, Extra);
false ->
io:format("supefluous module: ~p~n", [Mod]),
extra_modules(Mods, Ebins, [Mod|Extra])
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
exportall(suite) ->
[];
exportall(doc) ->
[];
exportall(Config) when is_list(Config) ->
AppFile = key1search(app_file, Config),
Mods = key1search(modules, AppFile),
check_export_all(Mods).
check_export_all([]) ->
ok;
check_export_all([Mod|Mods]) ->
case (catch apply(Mod, module_info, [compile])) of
{'EXIT', {undef, _}} ->
check_export_all(Mods);
O ->
case lists:keysearch(options, 1, O) of
false ->
check_export_all(Mods);
{value, {options, List}} ->
case lists:member(export_all, List) of
true ->
throw({error, {export_all, Mod}});
false ->
check_export_all(Mods)
end
end
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
app_depend(suite) ->
[];
app_depend(doc) ->
[];
app_depend(Config) when is_list(Config) ->
AppFile = key1search(app_file, Config),
Apps = key1search(applications, AppFile),
check_apps(Apps).
check_apps([]) ->
ok;
check_apps([App|Apps]) ->
case is_app(App) of
{ok, _} ->
check_apps(Apps);
Error ->
throw({error, {missing_app, {App, Error}}})
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
undef_funcs(suite) ->
[];
undef_funcs(doc) ->
[];
undef_funcs(Config) when is_list(Config) ->
App = megaco,
AppFile = key1search(app_file, Config),
Mods = key1search(modules, AppFile),
Root = code:root_dir(),
LibDir = code:lib_dir(App),
EbinDir = filename:join([LibDir,"ebin"]),
XRefTestName = undef_funcs_make_name(App, xref_test_name),
{ok, XRef} = xref:start(XRefTestName),
ok = xref:set_default(XRef,
[{verbose,false},{warnings,false}]),
XRefName = undef_funcs_make_name(App, xref_name),
{ok, XRefName} = xref:add_release(XRef, Root, {name,XRefName}),
{ok, App} = xref:replace_application(XRef, App, EbinDir),
{ok, Undefs} = xref:analyze(XRef, undefined_function_calls),
xref:stop(XRef),
analyze_undefined_function_calls(Undefs, Mods, []).
analyze_undefined_function_calls([], _, []) ->
ok;
analyze_undefined_function_calls([], _, AppUndefs) ->
exit({suite_failed, {undefined_function_calls, AppUndefs}});
analyze_undefined_function_calls([{{Mod, _F, _A}, _C} = AppUndef|Undefs],
AppModules, AppUndefs) ->
%% Check that this module is our's
case lists:member(Mod,AppModules) of
true ->
{Calling,Called} = AppUndef,
{Mod1,Func1,Ar1} = Calling,
{Mod2,Func2,Ar2} = Called,
io:format("undefined function call: "
"~n ~w:~w/~w calls ~w:~w/~w~n",
[Mod1,Func1,Ar1,Mod2,Func2,Ar2]),
analyze_undefined_function_calls(Undefs, AppModules,
[AppUndef|AppUndefs]);
false ->
io:format("dropping ~p~n", [Mod]),
analyze_undefined_function_calls(Undefs, AppModules, AppUndefs)
end.
%% This function is used simply to avoid cut-and-paste errors later...
undef_funcs_make_name(App, PostFix) ->
list_to_atom(atom_to_list(App) ++ "_" ++ atom_to_list(PostFix)).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
fail(Reason) ->
exit({suite_failed, Reason}).
key1search(Key, L) ->
case lists:keysearch(Key, 1, L) of
undefined ->
fail({not_found, Key, L});
{value, {Key, Value}} ->
Value
end.
