%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2009-2018. 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.
%% 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(ett).
-compile([export_all, nowarn_export_all]).
%% Modules or suites can be shortcuts, for example wx expands to et_wx_SUITE.
%%
%% t(Tests) run et testcases.
%% Tests can be module, {module, test_case} or [module|{module,test_case}]
t() ->
t(read_test_case()).
t(Test) ->
t(Test, []).
t(Mod, TC) when is_atom(Mod), is_atom(TC) ->
t({Mod,TC}, []);
t(all, Config) when is_list(Config) ->
Fs = filelib:wildcard("et_*_SUITE.erl"),
t([list_to_atom(filename:rootname(File)) || File <- Fs], Config);
t(Test,Config) when is_list(Config) ->
Tests = resolve(Test),
write_test_case(Test),
Res = et_test_lib:run_test(Tests, Config),
append_test_case_info(Test, Res).
user() ->
user(read_test_case()).
user(Mod) ->
t(Mod, [{user,step}]).
user(Mod,Tc) when is_atom(Tc) ->
t({Mod,Tc}, [{user,step}]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Resolves the name of test suites and test cases
%% according to the alias definitions. Single atoms
%% are assumed to be the name of a test suite.
resolve(Suite0) when is_atom(Suite0) ->
case alias(Suite0) of
Suite when is_atom(Suite) ->
{Suite, all};
{Suite, Case} ->
{Suite, Case}
end;
resolve({Suite0, Case}) when is_atom(Suite0), is_atom(Case) ->
case alias(Suite0) of
Suite when is_atom(Suite) ->
{Suite, Case};
{Suite, Case2} ->
{Suite, Case2}
end;
resolve(List) when is_list(List) ->
[resolve(Case) || Case <- List].
alias(Suite) when is_atom(Suite) ->
Str = atom_to_list(Suite),
case {Str, lists:reverse(Str)} of
{"et" ++ _, "ETIUS" ++ _} ->
Suite;
_ ->
list_to_atom("et_" ++ Str ++ "_SUITE")
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
config_fname() ->
"et_test_case_config".
%% Read default config file
read_config() ->
Fname = config_fname(),
et_test_lib:log("Consulting file ~s...~n", [Fname]),
case file:consult(Fname) of
{ok, Config} ->
et_test_lib:log("Read config ~w~n", [Config]),
Config;
_Error ->
Config = et_test_lib:default_config(),
et_test_lib:log("<>WARNING<> Using default config: ~w~n", [Config]),
Config
end.
%% Write new default config file
write_config(Config) when is_list(Config) ->
Fname = config_fname(),
{ok, Fd} = file:open(Fname, write),
write_list(Fd, Config),
file:close(Fd).
write_list(Fd, [H | T]) ->
ok = io:format(Fd, "~p.~n",[H]),
write_list(Fd, T);
write_list(_, []) ->
ok.
test_case_fname() ->
"et_test_case_info".
%% Read name of test case
read_test_case() ->
Fname = test_case_fname(),
case file:open(Fname, [read]) of
{ok, Fd} ->
Res = io:read(Fd, []),
file:close(Fd),
case Res of
{ok, TestCase} ->
et_test_lib:log("Using test case ~w from file ~s~n",
[TestCase, Fname]),
TestCase;
{error, _} ->
default_test_case(Fname)
end;
{error, _} ->
default_test_case(Fname)
end.
default_test_case(Fname) ->
TestCase = all,
et_test_lib:log("<>WARNING<> Cannot read file ~s, "
"using default test case: ~w~n",
[Fname, TestCase]),
TestCase.
write_test_case(TestCase) ->
Fname = test_case_fname(),
{ok, Fd} = file:open(Fname, write),
ok = io:format(Fd, "~p.~n",[TestCase]),
file:close(Fd).
append_test_case_info(TestCase, TestCaseInfo) ->
Fname = test_case_fname(),
{ok, Fd} = file:open(Fname, [read, write]),
ok = io:format(Fd, "~p.~n",[TestCase]),
ok = io:format(Fd, "~p.~n",[TestCaseInfo]),
file:close(Fd),
TestCaseInfo.
