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authorHans Bolinder <[email protected]>2017-06-21 15:11:00 +0200
committerHans Bolinder <[email protected]>2017-06-22 08:50:03 +0200
commit927cbc203e9339f76f18601cd855cabc6b2c8ebb (patch)
tree63cd93bebbc3e4cb628563615c8c8856e8f20199 /lib/stdlib/test
parent112b7d7a1946f6b90b3497ef4c176c6d066571e2 (diff)
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stdlib: Fix bug in proc_lib
Add a few more tests to the proc_lib_SUITE.
Diffstat (limited to 'lib/stdlib/test')
-rw-r--r--lib/stdlib/test/proc_lib_SUITE.erl28
1 files changed, 23 insertions, 5 deletions
diff --git a/lib/stdlib/test/proc_lib_SUITE.erl b/lib/stdlib/test/proc_lib_SUITE.erl
index 0d5bbdf19f..c4fafe82a4 100644
--- a/lib/stdlib/test/proc_lib_SUITE.erl
+++ b/lib/stdlib/test/proc_lib_SUITE.erl
@@ -78,6 +78,14 @@ end_per_group(_GroupName, Config) ->
%% synchronous, and we want to test that the crash report is ok.
%%-----------------------------------------------------------------
crash(Config) when is_list(Config) ->
+ ok = application:unset_env(kernel, error_logger_format_depth),
+ crash_1(Config),
+ ok = application:set_env(kernel, error_logger_format_depth, 30),
+ crash_1(Config),
+ ok = application:unset_env(kernel, error_logger_format_depth),
+ ok.
+
+crash_1(_Config) ->
error_logger:add_report_handler(?MODULE, self()),
%% Make sure that we don't get a crash report if a process
@@ -565,19 +573,29 @@ t_format() ->
t_format_arbitrary(_Config) ->
error_logger:tty(false),
try
- t_format_arbitrary()
+ t_format_arbitrary()
after
- error_logger:tty(true)
+ error_logger:tty(true)
end,
ok.
t_format_arbitrary() ->
+ A = list_to_atom([1024]),
+ do_test_format([fake_report, A], unlimited),
+ do_test_format([fake_report, A], 20),
+
+ do_test_format([fake_report, foo], unlimited),
+ do_test_format([fake_report, foo], 20),
do_test_format([fake_report, []], unlimited),
do_test_format([fake_report, []], 20).
do_test_format(Report, Depth) ->
- io:format("*** Depth = ~p", [Depth]),
- S0 = proc_lib:format(Report, latin1, Depth),
+ do_test_format(Report, latin1, Depth),
+ do_test_format(Report, unicode, Depth).
+
+do_test_format(Report, Encoding, Depth) ->
+ io:format("*** Depth = ~p, Encoding = ~p", [Depth, Encoding]),
+ S0 = proc_lib:format(Report, Encoding, Depth),
S = lists:flatten(S0),
io:put_chars(S),
length(S).
@@ -597,7 +615,7 @@ init(Tester) ->
{ok, Tester}.
handle_event({error_report, _GL, {Pid, crash_report, Report}}, Tester) ->
- io:format("~s\n", [proc_lib:format(Report)]),
+ io:format("~ts\n", [proc_lib:format(Report)]),
Tester ! {crash_report, Pid, Report},
{ok, Tester};
handle_event(_Event, State) ->