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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2015-2022. 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.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(dialyzer_SUITE).
-include_lib("common_test/include/ct.hrl").
%% Default timetrap timeout (set in init_per_testcase).
-define(default_timeout, test_server:minutes(10)).
-define(application, dialyzer).
%% Test server specific exports
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2]).
-export([init_per_testcase/2, end_per_testcase/2]).
%% Test cases must be exported.
-export([app_test/1, appup_test/1, file_list/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[app_test, appup_test, file_list].
groups() ->
[].
init_per_suite(Config) ->
Config.
end_per_suite(_Config) ->
ok.
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
init_per_testcase(_Case, Config) ->
Dog=test_server:timetrap(?default_timeout),
[{watchdog, Dog}|Config].
end_per_testcase(_Case, Config) ->
Dog=?config(watchdog, Config),
test_server:timetrap_cancel(Dog),
ok.
%%%
%%% Test cases starts here.
%%%
app_test(doc) ->
["Test that the .app file does not contain any `basic' errors"];
app_test(suite) ->
[];
app_test(Config) when is_list(Config) ->
test_server:app_test(dialyzer).
%% Test that the .appup file does not contain any `basic' errors
appup_test(Config) when is_list(Config) ->
ok = test_server:appup_test(dialyzer).
file_list(Config) ->
PrivDir = proplists:get_value(priv_dir, Config),
case dialyzer_common:check_plt(PrivDir) of
fail -> ct:fail("Plt creation/check failed");
ok -> ok
end,
Files = generate_modules(PrivDir, 26),
ListFile = filename:join(PrivDir, "list_of_files"),
ok = file:write_file(ListFile, [lists:join("\n", Files), "\n"]),
Expected = expected(Files),
ExpectedFile = filename:join(PrivDir, "expected"),
ok = file:write_file(ExpectedFile, Expected),
Plt = dialyzer_common:plt_file(PrivDir),
Result = os:cmd("dialyzer --plt " ++ Plt ++ " -q --src --input_list_file " ++ ListFile),
ResultFile = filename:join(PrivDir, "result"),
ok = file:write_file(ResultFile, Result),
case file_utils:diff(ResultFile, ExpectedFile) of
same ->
ok;
Diff ->
io:format("~p\n", [Diff]),
ct:fail(unexpected_result)
end.
generate_modules(_Dir, 0) ->
[];
generate_modules(Dir, N) ->
Name = "module_" ++ integer_to_list(N),
File = filename:join(Dir, Name ++ ".erl"),
Code = <<"-module(",(list_to_binary(Name))/binary,").\n",
"-export([main/1]).\n",
"main(L) ->\n",
" case list_to_atom(L) of\n",
" Atom when is_atom(Atom) -> {ok,Atom};\n",
" _ -> error\n",
" end.\n"
>>,
ok = file:write_file(File, Code),
[File|generate_modules(Dir, N - 1)].
expected(Files0) ->
Files = lists:sort(Files0),
S = "\n" ++
[filename:basename(F) ++
":6:5: The variable _ can never match since previous clauses completely covered the type \n"
" atom()\n" || F <- Files],
iolist_to_binary(S).
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