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-rw-r--r--lib/tools/test/cover_SUITE.erl233
-rw-r--r--lib/tools/test/cover_SUITE_data/f.erl11
-rw-r--r--lib/tools/test/cprof_SUITE.erl16
-rw-r--r--lib/tools/test/xref_SUITE.erl65
4 files changed, 242 insertions, 83 deletions
diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl
index c2c708d806..57260a3869 100644
--- a/lib/tools/test/cover_SUITE.erl
+++ b/lib/tools/test/cover_SUITE.erl
@@ -23,7 +23,9 @@
init_per_group/2,end_per_group/2]).
-export([start/1, compile/1, analyse/1, misc/1, stop/1,
- distribution/1, export_import/1,
+ distribution/1, reconnect/1, die_and_reconnect/1,
+ dont_reconnect_after_stop/1, stop_node_after_disconnect/1,
+ export_import/1,
otp_5031/1, eif/1, otp_5305/1, otp_5418/1, otp_6115/1, otp_7095/1,
otp_8188/1, otp_8270/1, otp_8273/1, otp_8340/1]).
@@ -45,7 +47,9 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
case whereis(cover_server) of
undefined ->
- [start, compile, analyse, misc, stop, distribution,
+ [start, compile, analyse, misc, stop,
+ distribution, reconnect, die_and_reconnect,
+ dont_reconnect_after_stop, stop_node_after_disconnect,
export_import, otp_5031, eif, otp_5305, otp_5418,
otp_6115, otp_7095, otp_8188, otp_8270, otp_8273,
otp_8340];
@@ -85,8 +89,11 @@ init_per_testcase(TC, Config) when TC =:= misc;
init_per_testcase(_TestCase, Config) ->
Config.
-end_per_testcase(_TestCase, _Config) ->
- %cover:stop(),
+end_per_testcase(TestCase, _Config) ->
+ case lists:member(TestCase,[start,compile,analyse,misc]) of
+ true -> ok;
+ false -> cover:stop()
+ end,
ok.
start(suite) -> [];
@@ -326,14 +333,16 @@ distribution(Config) when is_list(Config) ->
?line {ok,N1} = ?t:start_node(cover_SUITE_distribution1,slave,[]),
?line {ok,N2} = ?t:start_node(cover_SUITE_distribution2,slave,[]),
?line {ok,N3} = ?t:start_node(cover_SUITE_distribution3,slave,[]),
+ ?line {ok,N4} = ?t:start_node(cover_SUITE_distribution4,slave,[]),
%% Check that an already compiled module is loaded on new nodes
?line {ok,f} = cover:compile(f),
- ?line {ok,[_,_,_]} = cover:start(nodes()),
+ ?line {ok,[_,_,_,_]} = cover:start(nodes()),
?line cover_compiled = code:which(f),
?line cover_compiled = rpc:call(N1,code,which,[f]),
?line cover_compiled = rpc:call(N2,code,which,[f]),
?line cover_compiled = rpc:call(N3,code,which,[f]),
+ ?line cover_compiled = rpc:call(N4,code,which,[f]),
%% Check that a node cannot be started twice
?line {ok,[]} = cover:start(N2),
@@ -351,6 +360,7 @@ distribution(Config) when is_list(Config) ->
?line cover_compiled = rpc:call(N1,code,which,[v]),
?line cover_compiled = rpc:call(N2,code,which,[v]),
?line cover_compiled = rpc:call(N3,code,which,[v]),
+ ?line cover_compiled = rpc:call(N4,code,which,[v]),
%% this is lost when the node is killed
?line rpc:call(N3,f,f2,[]),
@@ -385,6 +395,18 @@ distribution(Config) when is_list(Config) ->
%% reset on the remote node(s))
?line check_f_calls(1,1),
+ %% Another checn that data is not fetched twice, i.e. when flushed
+ %% then analyse should not add the same data again.
+ ?line rpc:call(N4,f,f2,[]),
+ ?line ok = cover:flush(N4),
+ ?line check_f_calls(1,2),
+
+ %% Check that flush collects data so calls are not lost if node is killed
+ ?line rpc:call(N4,f,f2,[]),
+ ?line ok = cover:flush(N4),
+ ?line rpc:call(N4,erlang,halt,[]),
+ ?line check_f_calls(1,3),
+
%% Check that stop() unloads on all nodes
?line ok = cover:stop(),
?line timer:sleep(100), %% Give nodes time to unload on slow machines.
@@ -393,20 +415,205 @@ distribution(Config) when is_list(Config) ->
?line true = is_unloaded(LocalBeam),
?line true = is_unloaded(N2Beam),
- %% Check that cover_server on remote node dies if main node dies
+ %% Check that cover_server on remote node does not die if main node dies
?line {ok,[N1]} = cover:start(N1),
- ?line true = is_pid(rpc:call(N1,erlang,whereis,[cover_server])),
+ ?line true = is_pid(N1Server = rpc:call(N1,erlang,whereis,[cover_server])),
?line exit(whereis(cover_server),kill),
- ?line timer:sleep(10),
- ?line undefined = rpc:call(N1,erlang,whereis,[cover_server]),
-
+ ?line timer:sleep(100),
+ ?line N1Server = rpc:call(N1,erlang,whereis,[cover_server]),
+
%% Cleanup
?line Files = lsfiles(),
?line remove(files(Files, ".beam")),
?line ?t:stop_node(N1),
?line ?t:stop_node(N2).
-
+%% Test that a lost node is reconnected
+reconnect(Config) ->
+ DataDir = ?config(data_dir, Config),
+ ok = file:set_cwd(DataDir),
+
+ {ok,a} = compile:file(a),
+ {ok,b} = compile:file(b),
+ {ok,f} = compile:file(f),
+
+ {ok,N1} = ?t:start_node(cover_SUITE_reconnect,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ {ok,a} = cover:compile(a),
+ {ok,f} = cover:compile(f),
+ {ok,[N1]} = cover:start(nodes()),
+
+ %% Some calls to check later
+ rpc:call(N1,f,f1,[]),
+ cover:flush(N1),
+ rpc:call(N1,f,f1,[]),
+
+ %% This will cause a call to f:f2() when nodes()==[] on N1
+ rpc:cast(N1,f,call_f2_when_isolated,[]),
+
+ %% Disconnect and check that node is removed from main cover node
+ net_kernel:disconnect(N1),
+ timer:sleep(500), % allow some to detect disconnect and for f:f2() call
+ [] = cover:which_nodes(),
+
+ %% Do some add one module (b) and remove one module (a)
+ code:purge(a),
+ {module,a} = code:load_file(a),
+ {ok,b} = cover:compile(b),
+ cover_compiled = code:which(b),
+
+ [] = cover:which_nodes(),
+ check_f_calls(1,0), % only the first call - before the flush
+
+ %% Reconnect the node and check that b and f are cover compiled but not a
+ net_kernel:connect_node(N1),
+ timer:sleep(100),
+ [N1] = cover:which_nodes(), % we are reconnected
+ cover_compiled = rpc:call(N1,code,which,[b]),
+ cover_compiled = rpc:call(N1,code,which,[f]),
+ ABeam = rpc:call(N1,code,which,[a]),
+ false = (cover_compiled==ABeam),
+
+ %% Ensure that we have:
+ %% * one f1 call from before the flush,
+ %% * one f1 call from after the flush but before disconnect
+ %% * one f2 call when disconnected
+ check_f_calls(2,1),
+
+ cover:stop(),
+ ?t:stop_node(N1),
+ ok.
+
+%% Test that a lost node is reconnected - also if it has been dead
+die_and_reconnect(Config) ->
+ DataDir = ?config(data_dir, Config),
+ ok = file:set_cwd(DataDir),
+
+ {ok,f} = compile:file(f),
+
+ NodeName = cover_SUITE_die_and_reconnect,
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ %% {ok,a} = cover:compile(a),
+ {ok,f} = cover:compile(f),
+ {ok,[N1]} = cover:start(nodes()),
+
+ %% Some calls to check later
+ rpc:call(N1,f,f1,[]),
+ cover:flush(N1),
+ rpc:call(N1,f,f1,[]),
+
+ %% Kill the node
+ rpc:call(N1,erlang,halt,[]),
+ [] = cover:which_nodes(),
+
+ check_f_calls(1,0), % only the first call - before the flush
+
+ %% Restart the node and check that cover reconnects
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ timer:sleep(100),
+ [N1] = cover:which_nodes(), % we are reconnected
+ cover_compiled = rpc:call(N1,code,which,[f]),
+
+ %% One more call...
+ rpc:call(N1,f,f1,[]),
+
+ %% Ensure that no more calls are counted
+ check_f_calls(2,0),
+
+ cover:stop(),
+ ?t:stop_node(N1),
+ ok.
+
+%% Test that a stopped node is not marked as lost, i.e. that it is not
+%% reconnected if it is restarted (OTP-10638)
+dont_reconnect_after_stop(Config) ->
+ DataDir = ?config(data_dir, Config),
+ ok = file:set_cwd(DataDir),
+
+ {ok,f} = compile:file(f),
+
+ NodeName = cover_SUITE_dont_reconnect_after_stop,
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ {ok,f} = cover:compile(f),
+ {ok,[N1]} = cover:start(nodes()),
+
+ %% A call to check later
+ rpc:call(N1,f,f1,[]),
+
+ %% Stop cover on the node, then terminate the node
+ cover:stop(N1),
+ rpc:call(N1,erlang,halt,[]),
+ [] = cover:which_nodes(),
+
+ check_f_calls(1,0),
+
+ %% Restart the node and check that cover does not reconnect
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ timer:sleep(300),
+ [] = cover:which_nodes(),
+ Beam = rpc:call(N1,code,which,[f]),
+ false = (Beam==cover_compiled),
+
+ %% One more call...
+ rpc:call(N1,f,f1,[]),
+ cover:flush(N1),
+
+ %% Ensure that the last call is not counted
+ check_f_calls(1,0),
+
+ cover:stop(),
+ ?t:stop_node(N1),
+ ok.
+
+%% Test that a node which is stopped while it is marked as lost is not
+%% reconnected if it is restarted (OTP-10638)
+stop_node_after_disconnect(Config) ->
+ DataDir = ?config(data_dir, Config),
+ ok = file:set_cwd(DataDir),
+
+ {ok,f} = compile:file(f),
+
+ NodeName = cover_SUITE_stop_node_after_disconnect,
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ {ok,f} = cover:compile(f),
+ {ok,[N1]} = cover:start(nodes()),
+
+ %% A call to check later
+ rpc:call(N1,f,f1,[]),
+
+ %% Flush the node, then terminate the node to make it marked as lost
+ cover:flush(N1),
+ rpc:call(N1,erlang,halt,[]),
+
+ check_f_calls(1,0),
+
+ %% Stop cover on node
+ cover:stop(N1),
+
+ %% Restart the node and check that cover does not reconnect
+ {ok,N1} = ?t:start_node(NodeName,peer,
+ [{args," -pa " ++ DataDir},{start_cover,false}]),
+ timer:sleep(300),
+ [] = cover:which_nodes(),
+ Beam = rpc:call(N1,code,which,[f]),
+ false = (Beam==cover_compiled),
+
+ %% One more call...
+ rpc:call(N1,f,f1,[]),
+ cover:flush(N1),
+
+ %% Ensure that the last call is not counted
+ check_f_calls(1,0),
+
+ cover:stop(),
+ ?t:stop_node(N1),
+ ok.
+
export_import(suite) -> [];
export_import(Config) when is_list(Config) ->
?line DataDir = ?config(data_dir, Config),
@@ -795,7 +1002,7 @@ otp_8270(Config) when is_list(Config) ->
ok.
otp_8273(doc) ->
- ["OTP-8270. Bug."];
+ ["OTP-8273. Bug."];
otp_8273(suite) -> [];
otp_8273(Config) when is_list(Config) ->
Test = <<"-module(t).
@@ -1238,4 +1445,4 @@ is_unloaded(What) ->
end.
check_f_calls(F1,F2) ->
- {ok,[{{f,f1,0},F1},{{f,f2,0},F2}]} = cover:analyse(f,calls,function).
+ {ok,[{{f,f1,0},F1},{{f,f2,0},F2}|_]} = cover:analyse(f,calls,function).
diff --git a/lib/tools/test/cover_SUITE_data/f.erl b/lib/tools/test/cover_SUITE_data/f.erl
index 1ef8bbdb49..ce2963014a 100644
--- a/lib/tools/test/cover_SUITE_data/f.erl
+++ b/lib/tools/test/cover_SUITE_data/f.erl
@@ -1,5 +1,5 @@
-module(f).
--export([f1/0,f2/0]).
+-export([f1/0,f2/0,call_f2_when_isolated/0]).
f1() ->
f1_line1,
@@ -8,3 +8,12 @@ f1() ->
f2() ->
f2_line1,
f2_line2.
+
+call_f2_when_isolated() ->
+ case nodes() of
+ [] ->
+ f2();
+ _ ->
+ timer:sleep(100),
+ call_f2_when_isolated()
+ end.
diff --git a/lib/tools/test/cprof_SUITE.erl b/lib/tools/test/cprof_SUITE.erl
index ce5cf66a14..93caee0c8f 100644
--- a/lib/tools/test/cprof_SUITE.erl
+++ b/lib/tools/test/cprof_SUITE.erl
@@ -230,10 +230,10 @@ on_load_test(Config) ->
%%
?line N4 = cprof:restart(),
?line {ok,Module} = c:c(File, [{outdir,Priv}]),
- ?line L = Module:seq(1, M, fun succ/1),
- ?line Lr = Module:seq_r(1, M, fun succ/1),
- ?line L = seq(1, M, fun succ/1),
- ?line Lr = seq_r(1, M, fun succ/1),
+ ?line L = Module:seq(1, M, fun (I) -> succ(I) end),
+ ?line Lr = Module:seq_r(1, M, fun (I) -> succ(I) end),
+ ?line L = seq(1, M, fun (I) -> succ(I) end),
+ ?line Lr = seq_r(1, M, fun (I) -> succ(I) end),
?line N2 = cprof:pause(),
?line {Module,0,[]} = cprof:analyse(Module),
?line M_1 = M - 1,
@@ -265,10 +265,10 @@ modules_test(Config) ->
?line M2__1 = M2 + 1,
?line erlang:yield(),
?line N = cprof:start(),
- ?line L = Module:seq(1, M, fun succ/1),
- ?line Lr = Module:seq_r(1, M, fun succ/1),
- ?line L = seq(1, M, fun succ/1),
- ?line Lr = seq_r(1, M, fun succ/1),
+ ?line L = Module:seq(1, M, fun (I) -> succ(I) end),
+ ?line Lr = Module:seq_r(1, M, fun (I) -> succ(I) end),
+ ?line L = seq(1, M, fun (I) -> succ(I) end),
+ ?line Lr = seq_r(1, M, fun (I) -> succ(I) end),
?line N = cprof:pause(),
?line Lr = lists:reverse(L),
?line M_1 = M - 1,
diff --git a/lib/tools/test/xref_SUITE.erl b/lib/tools/test/xref_SUITE.erl
index fd3e111d8d..dc06678b8e 100644
--- a/lib/tools/test/xref_SUITE.erl
+++ b/lib/tools/test/xref_SUITE.erl
@@ -1,3 +1,4 @@
+%% -*- coding: utf-8 -*-
%%
%% %CopyrightBegin%
%%
@@ -46,7 +47,7 @@
-export([
add/1, default/1, info/1, lib/1, read/1, read2/1, remove/1,
replace/1, update/1, deprecated/1, trycatch/1,
- abstract_modules/1, fun_mfa/1, fun_mfa_r14/1,
+ fun_mfa/1, fun_mfa_r14/1,
fun_mfa_vars/1, qlc/1]).
-export([
@@ -82,7 +83,7 @@ groups() ->
modules]},
{files, [],
[add, default, info, lib, read, read2, remove, replace,
- update, deprecated, trycatch, abstract_modules, fun_mfa,
+ update, deprecated, trycatch, fun_mfa,
fun_mfa_r14, fun_mfa_vars, qlc]},
{analyses, [],
[analyze, basic, md, q, variables, unused_locals]},
@@ -1668,64 +1669,6 @@ trycatch(Conf) when is_list(Conf) ->
ok.
-abstract_modules(suite) -> [];
-abstract_modules(doc) -> ["OTP-5520: Abstract (parameterized) modules."];
-abstract_modules(Conf) when is_list(Conf) ->
- Dir = ?copydir,
- File = fname(Dir, "absmod.erl"),
- MFile = fname(Dir, "absmod"),
- Beam = fname(Dir, "absmod.beam"),
- Test = <<"-module(param, [A, B]).
-
- -export([args/1]).
-
- args(C) ->
- X = local(C),
- Y = THIS:new(), % undef
- Z = new(A, B),
- {X, Y, Z}.
-
- local(C) ->
- module_info(C).
- ">>,
-
- ?line ok = file:write_file(File, Test),
-
- %% The compiler will no longer allow us to have a mismatch between
- %% the module name and the output file, so we must use a trick.
- ?line {ok, param, BeamCode} = compile:file(File, [binary,debug_info]),
- ?line ok = file:write_file(Beam, BeamCode),
-
- ?line {ok, _} = xref:start(s),
- ?line {ok, param} = xref:add_module(s, MFile, {warnings,false}),
- A = param,
- ?line {ok, [{{{A,args,1},{'$M_EXPR',new,0}},[7]},
- {{{A,args,1},{A,local,1}},[6]},
- {{{A,args,1},{A,new,2}},[8]},
- {{{A,local,1},{A,module_info,1}},[12]},
- {{{param,new,2},{param,instance,2}},[0]}]} =
- xref:q(s, "(Lin) E"),
- ?line {ok,[{param,args,1},
- {param,instance,2},
- {param,local,1},
- {param,module_info,1},
- {param,new,2}]} = xref:q(s, "F"),
-
- ?line ok = check_state(s),
- ?line xref:stop(s),
-
- ?line {ok, _} = xref:start(s, {xref_mode, modules}),
- ?line {ok, param} = xref:add_module(s, MFile),
- ?line {ok,[{param,args,1},
- {param,instance,2},
- {param,new,2}]} = xref:q(s, "X"),
- ?line ok = check_state(s),
- ?line xref:stop(s),
-
- ?line ok = file:delete(File),
- ?line ok = file:delete(Beam),
- ok.
-
fun_mfa(suite) -> [];
fun_mfa(doc) -> ["OTP-5653: fun M:F/A."];
fun_mfa(Conf) when is_list(Conf) ->
@@ -2521,7 +2464,7 @@ otp_10192(doc) ->
otp_10192(Conf) when is_list(Conf) ->
PrivDir = ?privdir,
{ok, _Pid} = xref:start(s),
- Dir = filename:join(PrivDir, "�"),
+ Dir = filename:join(PrivDir, "ä"),
ok = file:make_dir(Dir),
{ok, []} = xref:add_directory(s, Dir),
xref:stop(s),