1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
|
%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
%% ex: ts=4 sw=4 et
-module(rebar_prv_common_test).
-behaviour(provider).
-export([init/1,
do/1,
format_error/1]).
%% exported for test purposes, consider private
-export([setup_ct/1]).
-include("rebar.hrl").
-include_lib("providers/include/providers.hrl").
-define(PROVIDER, ct).
-define(DEPS, [compile]).
%% ===================================================================
%% Public API
%% ===================================================================
-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
init(State) ->
Provider = providers:create([{name, ?PROVIDER},
{module, ?MODULE},
{deps, ?DEPS},
{bare, false},
{example, "rebar3 ct"},
{short_desc, "Run Common Tests."},
{desc, "Run Common Tests."},
{opts, ct_opts(State)},
{profiles, [test]}]),
State1 = rebar_state:add_provider(State, Provider),
State2 = rebar_state:add_to_profile(State1, test, test_state(State1)),
{ok, State2}.
-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
do(State) ->
?INFO("Running Common Test suites...", []),
rebar_utils:update_code(rebar_state:code_paths(State, all_deps)),
%% Run ct provider prehooks
Providers = rebar_state:providers(State),
Cwd = rebar_dir:get_cwd(),
rebar_hooks:run_all_hooks(Cwd, pre, ?PROVIDER, Providers, State),
try run_test(State) of
{ok, State1} = Result ->
%% Run ct provider posthooks
rebar_hooks:run_all_hooks(Cwd, post, ?PROVIDER, Providers, State1),
rebar_utils:cleanup_code_path(rebar_state:code_paths(State, default)),
Result;
?PRV_ERROR(_) = Error ->
rebar_utils:cleanup_code_path(rebar_state:code_paths(State, default)),
Error
catch
throw:{error, Reason} ->
rebar_utils:cleanup_code_path(rebar_state:code_paths(State, default)),
?PRV_ERROR(Reason)
end.
-spec format_error(any()) -> iolist().
format_error({multiple_dirs_and_suites, Opts}) ->
io_lib:format("Multiple dirs declared alongside suite in opts: ~p", [Opts]);
format_error({bad_dir_or_suite, Opts}) ->
io_lib:format("Bad value for dir or suite in opts: ~p", [Opts]);
format_error({failures_running_tests, {Failed, AutoSkipped}}) ->
io_lib:format("Failures occured running tests: ~b", [Failed+AutoSkipped]);
format_error({error_running_tests, Reason}) ->
io_lib:format("Error running tests: ~p", [Reason]);
format_error(suite_at_project_root) ->
io_lib:format("Test suites can't be located in project root", []);
format_error({error, Reason}) ->
io_lib:format("Unknown error: ~p", [Reason]).
%% ===================================================================
%% Internal functions
%% ===================================================================
run_test(State) ->
case setup_ct(State) of
{error, {no_tests_specified, Opts}} ->
?WARN("No tests specified in opts: ~p", [Opts]),
{ok, State};
Opts ->
Opts1 = setup_logdir(State, Opts),
?DEBUG("common test opts: ~p", [Opts1]),
run_test(State, Opts1)
end.
run_test(State, Opts) ->
{RawOpts, _} = rebar_state:command_parsed_args(State),
Result = case proplists:get_value(verbose, RawOpts, false) of
true -> run_test_verbose(Opts);
false -> run_test_quiet(Opts)
end,
ok = rebar_prv_cover:maybe_write_coverdata(State, ?PROVIDER),
case Result of
ok -> {ok, State};
Error -> Error
end.
run_test_verbose(Opts) -> handle_results(ct:run_test(Opts)).
run_test_quiet(Opts) ->
Pid = self(),
LogDir = proplists:get_value(logdir, Opts),
erlang:spawn_monitor(fun() ->
{ok, F} = file:open(filename:join([LogDir, "ct.latest.log"]),
[write]),
true = group_leader(F, self()),
Pid ! ct:run_test(Opts)
end),
receive Result -> handle_quiet_results(Opts, Result) end.
handle_results(Results) when is_list(Results) ->
Result = lists:foldl(fun sum_results/2, {0, 0, {0,0}}, Results),
handle_results(Result);
handle_results({_, Failed, {_, AutoSkipped}})
when Failed > 0 orelse AutoSkipped > 0 ->
?PRV_ERROR({failures_running_tests, {Failed, AutoSkipped}});
handle_results({error, Reason}) ->
?PRV_ERROR({error_running_tests, Reason});
handle_results(_) ->
ok.
sum_results({Passed, Failed, {UserSkipped, AutoSkipped}},
{Passed2, Failed2, {UserSkipped2, AutoSkipped2}}) ->
{Passed+Passed2, Failed+Failed2,
{UserSkipped+UserSkipped2, AutoSkipped+AutoSkipped2}}.
handle_quiet_results(_, {error, _} = Result) ->
handle_results(Result);
handle_quiet_results(_, {'DOWN', _, _, _, Reason}) ->
handle_results(?PRV_ERROR(Reason));
handle_quiet_results(CTOpts, Results) when is_list(Results) ->
_ = [format_result(Result) || Result <- Results],
case handle_results(Results) of
?PRV_ERROR({failures_running_tests, _}) = Error ->
LogDir = proplists:get_value(logdir, CTOpts),
Index = filename:join([LogDir, "index.html"]),
?CONSOLE("Results written to ~p.", [Index]),
Error;
Other ->
Other
end;
handle_quiet_results(CTOpts, Result) ->
handle_quiet_results(CTOpts, [Result]).
format_result({Passed, 0, {0, 0}}) ->
?CONSOLE("All ~p tests passed.", [Passed]);
format_result({Passed, Failed, Skipped}) ->
Format = [format_failed(Failed), format_skipped(Skipped),
format_passed(Passed)],
?CONSOLE("~s", [Format]).
format_failed(0) ->
[];
format_failed(Failed) ->
io_lib:format("Failed ~p tests. ", [Failed]).
format_passed(Passed) ->
io_lib:format("Passed ~p tests. ", [Passed]).
format_skipped({0, 0}) ->
[];
format_skipped({User, Auto}) ->
io_lib:format("Skipped ~p (~p, ~p) tests. ", [User+Auto, User, Auto]).
test_state(State) ->
TestOpts = case rebar_state:get(State, ct_compile_opts, []) of
[] -> [];
Opts -> [{erl_opts, Opts}]
end,
[first_files(State)|TestOpts].
first_files(State) ->
CTFirst = rebar_state:get(State, ct_first_files, []),
{erl_first_files, CTFirst}.
setup_ct(State) ->
Opts = resolve_ct_opts(State),
Opts1 = discover_tests(State, Opts),
copy_and_compile_tests(State, Opts1).
resolve_ct_opts(State) ->
{RawOpts, _} = rebar_state:command_parsed_args(State),
CmdOpts = transform_opts(RawOpts),
CfgOpts = rebar_state:get(State, ct_opts, []),
Merged = lists:ukeymerge(1,
lists:ukeysort(1, CmdOpts),
lists:ukeysort(1, CfgOpts)),
%% make sure `dir` and/or `suite` from command line go in as
%% a pair overriding both `dir` and `suite` from config if
%% they exist
case {proplists:get_value(suite, CmdOpts), proplists:get_value(dir, CmdOpts)} of
{undefined, undefined} -> Merged;
{_Suite, undefined} -> lists:keydelete(dir, 1, Merged);
{undefined, _Dir} -> lists:keydelete(suite, 1, Merged);
{_Suite, _Dir} -> Merged
end.
discover_tests(State, Opts) ->
case proplists:get_value(spec, Opts) of
undefined -> discover_dirs_and_suites(State, Opts);
TestSpec -> discover_testspec(TestSpec, Opts)
end.
discover_dirs_and_suites(State, Opts) ->
case {proplists:get_value(dir, Opts), proplists:get_value(suite, Opts)} of
%% no dirs or suites defined, try using `$APP/test` and `$ROOT/test`
%% as suites
{undefined, undefined} -> test_dirs(State, Opts);
%% no dirs defined
{undefined, _} -> Opts;
%% no suites defined
{_, undefined} -> Opts;
%% a single dir defined, this is ok
{Dirs, Suites} when is_integer(hd(Dirs)), is_list(Suites) -> Opts;
%% still a single dir defined, adjust to make acceptable to ct
{[Dir], Suites} when is_integer(hd(Dir)), is_list(Suites) ->
[{dir, Dir}|lists:keydelete(dir, 1, Opts)];
%% multiple dirs and suites, error now to simplify later steps
{_, _} -> throw({error, {multiple_dirs_and_suites, Opts}})
end.
discover_testspec(_TestSpec, Opts) ->
lists:keydelete(auto_compile, 1, Opts).
copy_and_compile_tests(State, Opts) ->
%% possibly enable cover
{RawOpts, _} = rebar_state:command_parsed_args(State),
State1 = case proplists:get_value(cover, RawOpts, false) of
true -> rebar_state:set(State, cover_enabled, true);
false -> State
end,
copy_and_compile_test_suites(State1, Opts).
copy_and_compile_test_suites(State, Opts) ->
case proplists:get_value(suite, Opts) of
%% no suites, try dirs
undefined -> copy_and_compile_test_dirs(State, Opts);
Suites ->
Dir = proplists:get_value(dir, Opts, undefined),
AllSuites = join(Dir, Suites),
Dirs = find_suite_dirs(AllSuites),
lists:foreach(fun(S) ->
NewPath = copy(State, S),
compile_dir(State, S, NewPath)
end, Dirs),
NewSuites = lists:map(fun(S) -> retarget_path(State, S) end, AllSuites),
[{suite, NewSuites}|lists:keydelete(suite, 1, Opts)]
end.
copy_and_compile_test_dirs(State, Opts) ->
case proplists:get_value(dir, Opts) of
undefined -> {error, {no_tests_specified, Opts}};
%% dir is a single directory
Dir when is_list(Dir), is_integer(hd(Dir)) ->
NewPath = copy(State, Dir),
[{dir, compile_dir(State, Dir, NewPath)}|lists:keydelete(dir, 1, Opts)];
%% dir is a list of directories
Dirs when is_list(Dirs) ->
NewDirs = lists:map(fun(Dir) ->
NewPath = copy(State, Dir),
compile_dir(State, Dir, NewPath)
end, Dirs),
[{dir, NewDirs}|lists:keydelete(dir, 1, Opts)]
end.
join(undefined, Suites) -> Suites;
join(Dir, Suites) when is_list(Dir), is_integer(hd(Dir)) ->
lists:map(fun(S) -> filename:join([Dir, S]) end, Suites);
%% multiple dirs or a bad dir argument, try to continue anyways
join(_, Suites) -> Suites.
find_suite_dirs(Suites) ->
AllDirs = lists:map(fun(S) -> filename:dirname(filename:absname(S)) end, Suites),
%% eliminate duplicates
lists:usort(AllDirs).
copy(State, Dir) ->
From = reduce_path(Dir),
case From == rebar_state:dir(State) of
true -> throw({error, suite_at_project_root});
false -> ok
end,
case retarget_path(State, From) of
%% directory lies outside of our project's file structure so
%% don't copy it
From -> From;
Target ->
%% recursively delete any symlinks in the target directory
%% if it exists so we don't smash files in the linked dirs
case ec_file:is_dir(Target) of
true -> remove_links(Target);
false -> ok
end,
ok = ec_file:copy(From, Target, [recursive]),
Target
end.
compile_dir(State, Dir, OutDir) ->
NewState = replace_src_dirs(State, [Dir]),
ok = rebar_erlc_compiler:compile(NewState, rebar_dir:base_dir(State), OutDir),
ok = maybe_cover_compile(State, Dir),
OutDir.
retarget_path(State, Path) ->
ProjectApps = rebar_state:project_apps(State),
retarget_path(State, Path, ProjectApps).
%% not relative to any apps in project, check to see it's relative to
%% project root
retarget_path(State, Path, []) ->
case relative_path(reduce_path(Path), rebar_state:dir(State)) of
{ok, NewPath} -> filename:join([rebar_dir:base_dir(State), NewPath]);
%% not relative to project root, don't modify
{error, not_relative} -> Path
end;
%% relative to current app, retarget to the same dir relative to
%% the app's out_dir
retarget_path(State, Path, [App|Rest]) ->
case relative_path(reduce_path(Path), rebar_app_info:dir(App)) of
{ok, NewPath} -> filename:join([rebar_app_info:out_dir(App), NewPath]);
{error, not_relative} -> retarget_path(State, Path, Rest)
end.
relative_path(Target, To) ->
relative_path1(filename:split(filename:absname(Target)),
filename:split(filename:absname(To))).
relative_path1([Part|Target], [Part|To]) -> relative_path1(Target, To);
relative_path1([], []) -> {ok, ""};
relative_path1(Target, []) -> {ok, filename:join(Target)};
relative_path1(_, _) -> {error, not_relative}.
reduce_path(Dir) -> reduce_path([], filename:split(filename:absname(Dir))).
reduce_path([], []) -> filename:nativename("/");
reduce_path(Acc, []) -> filename:join(lists:reverse(Acc));
reduce_path(Acc, ["."|Rest]) -> reduce_path(Acc, Rest);
reduce_path([_|Acc], [".."|Rest]) -> reduce_path(Acc, Rest);
reduce_path([], [".."|Rest]) -> reduce_path([], Rest);
reduce_path(Acc, [Component|Rest]) -> reduce_path([Component|Acc], Rest).
remove_links(Path) ->
case ec_file:is_dir(Path) of
false -> ok;
true -> remove_links1(Path)
end.
remove_links1(Path) ->
case ec_file:is_symlink(Path) of
true ->
file:delete(Path);
false ->
lists:foreach(fun(ChildPath) ->
remove_links(ChildPath)
end, sub_dirs(Path))
end.
sub_dirs(Path) ->
{ok, SubDirs} = file:list_dir(Path),
[filename:join(Path, SubDir) || SubDir <- SubDirs].
replace_src_dirs(State, Dirs) ->
%% replace any `src_dirs` with the test dirs
ErlOpts = rebar_state:get(State, erl_opts, []),
StrippedOpts = lists:keydelete(src_dirs, 1, ErlOpts),
rebar_state:set(State, erl_opts, [{src_dirs, Dirs}|StrippedOpts]).
test_dirs(State, Opts) ->
BareTest = filename:join([rebar_state:dir(State), "test"]),
F = fun(App) -> rebar_app_info:dir(App) == rebar_state:dir(State) end,
TestApps = project_apps(State),
case filelib:is_dir(BareTest) andalso not lists:any(F, TestApps) of
%% `test` dir at root of project is already scheduled to be
%% included or `test` does not exist
false -> application_dirs(TestApps, Opts, []);
%% need to add `test` dir at root to dirs to be included
true -> application_dirs(TestApps, Opts, [BareTest])
end.
project_apps(State) ->
filter_checkouts(rebar_state:project_apps(State)).
filter_checkouts(Apps) -> filter_checkouts(Apps, []).
filter_checkouts([], Acc) -> lists:reverse(Acc);
filter_checkouts([App|Rest], Acc) ->
case rebar_app_info:is_checkout(App) of
true -> filter_checkouts(Rest, Acc);
false -> filter_checkouts(Rest, [App|Acc])
end.
application_dirs([], Opts, []) -> Opts;
application_dirs([], Opts, [Acc]) -> [{dir, Acc}|Opts];
application_dirs([], Opts, Acc) -> [{dir, lists:reverse(Acc)}|Opts];
application_dirs([App|Rest], Opts, Acc) ->
TestDir = filename:join([rebar_app_info:dir(App), "test"]),
case filelib:is_dir(TestDir) of
true -> application_dirs(Rest, Opts, [TestDir|Acc]);
false -> application_dirs(Rest, Opts, Acc)
end.
setup_logdir(State, Opts) ->
Logdir = case proplists:get_value(logdir, Opts) of
undefined -> filename:join([rebar_dir:base_dir(State), "logs"]);
Dir -> Dir
end,
ensure_dir([Logdir]),
[{logdir, Logdir}|lists:keydelete(logdir, 1, Opts)].
ensure_dir([]) -> ok;
ensure_dir([Dir|Rest]) ->
case ec_file:is_dir(Dir) of
true ->
ok;
false ->
ec_file:mkdir_path(Dir)
end,
ensure_dir(Rest).
maybe_cover_compile(State, Dir) ->
{Opts, _} = rebar_state:command_parsed_args(State),
State1 = case proplists:get_value(cover, Opts, false) of
true -> rebar_state:set(State, cover_enabled, true);
false -> State
end,
rebar_prv_cover:maybe_cover_compile(State1, [Dir]).
ct_opts(_State) ->
[{dir, undefined, "dir", string, help(dir)}, %% comma-seperated list
{suite, undefined, "suite", string, help(suite)}, %% comma-seperated list
{group, undefined, "group", string, help(group)}, %% comma-seperated list
{testcase, undefined, "case", string, help(testcase)}, %% comma-seperated list
{spec, undefined, "spec", string, help(spec)}, %% comma-seperated list
{join_specs, undefined, "join_specs", boolean, help(join_specs)}, %% Boolean
{label, undefined, "label", string, help(label)}, %% String
{config, undefined, "config", string, help(config)}, %% comma-seperated list
{userconfig, undefined, "userconfig", string, help(userconfig)}, %% [{CallbackMod, CfgStrings}] | {CallbackMod, CfgStrings}
{allow_user_terms, undefined, "allow_user_terms", boolean, help(allow_user_terms)}, %% Bool
{logdir, undefined, "logdir", string, help(logdir)}, %% dir
{logopts, undefined, "logopts", string, help(logopts)}, %% enum, no_nl | no_src
{verbosity, undefined, "verbosity", string, help(verbosity)}, %% Integer OR [{Category, VLevel}]
{silent_connections, undefined, "silent_connections", string,
help(silent_connections)}, % all OR %% comma-seperated list
{stylesheet, undefined, "stylesheet", string, help(stylesheet)}, %% file
{cover, $c, "cover", {boolean, false}, help(cover)},
{cover_spec, undefined, "cover_spec", string, help(cover_spec)}, %% file
{cover_stop, undefined, "cover_stop", boolean, help(cover_stop)}, %% Boolean
{event_handler, undefined, "event_handler", string, help(event_handler)}, %% EH | [EH] WHERE EH atom() | {atom(), InitArgs} | {[atom()], InitArgs}
{include, undefined, "include", string, help(include)}, % comma-seperated list
{abort_if_missing_suites, undefined, "abort_if_missing_suites", {boolean, true},
help(abort_if_missing_suites)}, %% boolean
{multiply_timetraps, undefined, "multiply_timetraps", integer,
help(multiply_timetraps)}, %% integer
{scale_timetraps, undefined, "scale_timetraps", boolean, help(scale_timetraps)}, %% Boolean
{create_priv_dir, undefined, "create_priv_dir", string, help(create_priv_dir)}, %% enum: auto_per_run | auto_per_tc | manual_per_tc
{repeat, undefined, "repeat", integer, help(repeat)}, %% integer
{duration, undefined, "duration", string, help(duration)}, % format: HHMMSS
{until, undefined, "until", string, help(until)}, %% format: YYMoMoDD[HHMMSS]
{force_stop, undefined, "force_stop", string, help(force_stop)}, % enum: skip_rest, bool
{basic_html, undefined, "basic_html", boolean, help(basic_html)}, %% Booloean
{ct_hooks, undefined, "ct_hooks", string, help(ct_hooks)}, %% List: [CTHModule | {CTHModule, CTHInitArgs}] where CTHModule is atom CthInitArgs is term
{auto_compile, undefined, "auto_compile", {boolean, false}, help(auto_compile)},
{verbose, $v, "verbose", boolean, help(verbose)}
].
help(dir) ->
"List of additional directories containing test suites";
help(suite) ->
"List of test suites to run";
help(group) ->
"List of test groups to run";
help(testcase) ->
"List of test cases to run";
help(spec) ->
"List of test specs to run";
help(label) ->
"Test label";
help(config) ->
"List of config files";
help(logdir) ->
"Log folder";
help(verbosity) ->
"Verbosity";
help(stylesheet) ->
"Stylesheet to use for test results";
help(cover) ->
"Generate cover data";
help(cover_spec) ->
"Cover file to use";
help(event_handler) ->
"Event handlers to attach to the runner";
help(include) ->
"Include folder";
help(abort_if_missing_suites) ->
"Abort if suites are missing";
help(repeat) ->
"How often to repeat tests";
help(duration) ->
"Max runtime (format: HHMMSS)";
help(until) ->
"Run until (format: HHMMSS)";
help(force_stop) ->
"Force stop after time";
help(basic_html) ->
"Show basic HTML";
help(verbose) ->
"Verbose output";
help(_) ->
"".
transform_opts(Opts) ->
transform_opts(Opts, []).
transform_opts([], Acc) -> Acc;
%% drop `cover` and `verbose` so they're not passed as an option to common_test
transform_opts([{cover, _}|Rest], Acc) ->
transform_opts(Rest, Acc);
transform_opts([{verbose, _}|Rest], Acc) ->
transform_opts(Rest, Acc);
transform_opts([{ct_hooks, CtHooks}|Rest], Acc) ->
transform_opts(Rest, [{ct_hooks, parse_term(CtHooks)}|Acc]);
transform_opts([{force_stop, "skip_rest"}|Rest], Acc) ->
transform_opts(Rest, [{force_stop, skip_rest}|Acc]);
transform_opts([{force_stop, _}|Rest], Acc) ->
transform_opts(Rest, [{force_stop, true}|Acc]);
transform_opts([{repeat, Repeat}|Rest], Acc) ->
transform_opts(Rest, [{repeat,
ec_cnv:to_integer(Repeat)}|Acc]);
transform_opts([{create_priv_dir, CreatePrivDir}|Rest], Acc) ->
transform_opts(Rest, [{create_priv_dir,
to_atoms(CreatePrivDir)}|Acc]);
transform_opts([{multiply_timetraps, MultiplyTimetraps}|Rest], Acc) ->
transform_opts(Rest, [{multiply_timetraps,
ec_cnv:to_integer(MultiplyTimetraps)}|Acc]);
transform_opts([{event_handler, EventHandler}|Rest], Acc) ->
transform_opts(Rest, [{event_handler, parse_term(EventHandler)}|Acc]);
transform_opts([{silent_connections, "all"}|Rest], Acc) ->
transform_opts(Rest, [{silent_connections, all}|Acc]);
transform_opts([{silent_connections, SilentConnections}|Rest], Acc) ->
transform_opts(Rest, [{silent_connections,
to_atoms(split_string(SilentConnections))}|Acc]);
transform_opts([{verbosity, Verbosity}|Rest], Acc) ->
transform_opts(Rest, [{verbosity, parse_term(Verbosity)}|Acc]);
transform_opts([{logopts, LogOpts}|Rest], Acc) ->
transform_opts(Rest, [{logopts, to_atoms(split_string(LogOpts))}|Acc]);
transform_opts([{userconfig, UserConfig}|Rest], Acc) ->
transform_opts(Rest, [{userconfig, parse_term(UserConfig)}|Acc]);
transform_opts([{testcase, Testcase}|Rest], Acc) ->
transform_opts(Rest, [{testcase, to_atoms(split_string(Testcase))}|Acc]);
transform_opts([{group, Group}|Rest], Acc) -> % @TODO handle ""
% Input is a list or an atom. It can also be a nested list.
transform_opts(Rest, [{group, parse_term(Group)}|Acc]);
transform_opts([{suite, Suite}|Rest], Acc) ->
transform_opts(Rest, [{suite, split_string(Suite)}|Acc]);
transform_opts([{Key, Val}|Rest], Acc) when is_list(Val) ->
% Default to splitting a string on comma, that works fine for both flat
% lists of which there are many and single-items.
Val1 = case split_string(Val) of
[Val2] ->
Val2;
Val2 ->
Val2
end,
transform_opts(Rest, [{Key, Val1}|Acc]);
transform_opts([{Key, Val}|Rest], Acc) ->
transform_opts(Rest, [{Key, Val}|Acc]).
to_atoms(List) ->
lists:map(fun(X) -> list_to_atom(X) end, List).
split_string(String) ->
string:tokens(String, ",").
parse_term(String) ->
String1 = "[" ++ String ++ "].",
{ok, Tokens, _} = erl_scan:string(String1),
case erl_parse:parse_term(Tokens) of
{ok, [Terms]} ->
Terms;
Term ->
Term
end.
|