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-rw-r--r--lib/tools/test/cover_SUITE.erl28
-rw-r--r--lib/tools/test/lcnt_SUITE.erl15
2 files changed, 39 insertions, 4 deletions
diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl
index 90e113c178..161b0105b9 100644
--- a/lib/tools/test/cover_SUITE.erl
+++ b/lib/tools/test/cover_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2001-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2017. 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.
@@ -35,7 +35,7 @@ all() ->
distribution, reconnect, die_and_reconnect,
dont_reconnect_after_stop, stop_node_after_disconnect,
export_import, otp_5031, otp_6115,
- otp_8270, otp_10979_hanging_node],
+ otp_8270, otp_10979_hanging_node, otp_14817],
case whereis(cover_server) of
undefined ->
[coverage,StartStop ++ NoStartStop];
@@ -1574,6 +1574,30 @@ otp_10979_hanging_node(_Config) ->
ok.
+otp_14817(Config) when is_list(Config) ->
+ Test = <<"-module(otp_14817).
+ -export([a/0, b/0, c/0, d/0]).
+ a() -> ok. b() -> ok. c() -> ok.
+ d() -> ok.
+ ">>,
+ File = cc_mod(otp_14817, Test, Config),
+ ok = otp_14817:a(),
+ ok = otp_14817:b(),
+ ok = otp_14817:c(),
+ ok = otp_14817:d(),
+ {ok,[{{otp_14817,3},1},
+ {{otp_14817,3},1},
+ {{otp_14817,3},1},
+ {{otp_14817,4},1}]} =
+ cover:analyse(otp_14817, calls, line),
+ {ok, CovOut} = cover:analyse_to_file(otp_14817),
+ {ok, Bin} = file:read_file(CovOut),
+ <<"3..|",_/binary>> = string:find(Bin, "3..|"),
+ <<"1..|",_/binary>> = string:find(Bin, "1..|"),
+ ok = file:delete(File),
+ ok = file:delete(CovOut),
+ ok.
+
%% Take compiler options from beam in cover:compile_beam
compile_beam_opts(Config) when is_list(Config) ->
{ok, Cwd} = file:get_cwd(),
diff --git a/lib/tools/test/lcnt_SUITE.erl b/lib/tools/test/lcnt_SUITE.erl
index 146c915087..a79572a742 100644
--- a/lib/tools/test/lcnt_SUITE.erl
+++ b/lib/tools/test/lcnt_SUITE.erl
@@ -30,6 +30,8 @@
t_conflicts/1,
t_locations/1,
t_swap_keys/1,
+ t_implicit_start/1,
+ t_crash_before_collect/1,
smoke_lcnt/1]).
init_per_testcase(_Case, Config) ->
@@ -44,8 +46,8 @@ suite() ->
{timetrap,{minutes,4}}].
all() ->
- [t_load, t_conflicts, t_locations, t_swap_keys,
- smoke_lcnt].
+ [t_load, t_conflicts, t_locations, t_swap_keys, t_implicit_start,
+ t_crash_before_collect, smoke_lcnt].
%%----------------------------------------------------------------------
%% Tests
@@ -149,6 +151,15 @@ t_swap_keys_file([File|Files]) ->
ok = lcnt:stop(),
t_swap_keys_file(Files).
+%% Prior to OTP-14913 this would crash with 'noproc' as the lcnt server hadn't
+%% been started yet.
+t_implicit_start(Config) when is_list(Config) ->
+ ok = lcnt:conflicts().
+
+t_crash_before_collect(Config) when is_list(Config) ->
+ {ok, _} = lcnt:start(),
+ ok = lcnt:information().
+
%% Simple smoke test of actual lock-counting, if running on
%% a run-time with lock-counting enabled.
smoke_lcnt(Config) ->