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-rw-r--r--lib/kernel/test/code_SUITE.erl196
1 files changed, 179 insertions, 17 deletions
diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl
index 383eab94fe..8da67c89f8 100644
--- a/lib/kernel/test/code_SUITE.erl
+++ b/lib/kernel/test/code_SUITE.erl
@@ -20,6 +20,7 @@
-module(code_SUITE).
-include_lib("common_test/include/ct.hrl").
+-include_lib("syntax_tools/include/merl.hrl").
-export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2]).
-export([set_path/1, get_path/1, add_path/1, add_paths/1, del_path/1,
@@ -33,7 +34,9 @@
where_is_file/1,
purge_stacktrace/1, mult_lib_roots/1, bad_erl_libs/1,
code_archive/1, code_archive2/1, on_load/1, on_load_binary/1,
- on_load_embedded/1, on_load_errors/1, big_boot_embedded/1,
+ on_load_embedded/1, on_load_errors/1, on_load_update/1,
+ on_load_purge/1, on_load_self_call/1, on_load_pending/1,
+ big_boot_embedded/1,
native_early_modules/1, get_mode/1,
normalized_paths/1]).
@@ -61,7 +64,8 @@ all() ->
ext_mod_dep, clash, where_is_file,
purge_stacktrace, mult_lib_roots,
bad_erl_libs, code_archive, code_archive2, on_load,
- on_load_binary, on_load_embedded, on_load_errors,
+ on_load_binary, on_load_embedded, on_load_errors, on_load_update,
+ on_load_purge, on_load_self_call, on_load_pending,
big_boot_embedded, native_early_modules, get_mode, normalized_paths].
groups() ->
@@ -826,6 +830,12 @@ check_funs({'$M_EXPR',warning_msg,2},
[{code_server,finish_on_load_report,2} | _]) -> 0;
check_funs({'$M_EXPR','$F_EXPR',1},
[{code_server,run,2}|_]) -> 0;
+check_funs({'$M_EXPR','$F_EXPR',2},
+ [{code_server,handle_on_load,5}|_]) -> 0;
+check_funs({'$M_EXPR','$F_EXPR',2},
+ [{code_server,handle_pending_on_load,4}|_]) -> 0;
+check_funs({'$M_EXPR','$F_EXPR',2},
+ [{code_server,finish_on_load_2,3}|_]) -> 0;
%% This is cheating! /raimo
%%
%% check_funs(This = {M,_,_}, Path) ->
@@ -1184,22 +1194,17 @@ on_load_binary(_) ->
register(Master, self()),
%% Construct, compile and pretty-print.
- Mod = on_load_binary,
+ Mod = ?FUNCTION_NAME,
File = atom_to_list(Mod) ++ ".erl",
- Forms = [{attribute,1,file,{File,1}},
- {attribute,1,module,Mod},
- {attribute,2,export,[{ok,0}]},
- {attribute,3,on_load,{init,0}},
- {function,5,init,0,
- [{clause,5,[],[],
- [{op,6,'!',
- {atom,6,Master},
- {tuple,6,[{atom,6,Mod},{call,6,{atom,6,self},[]}]}},
- {'receive',7,[{clause,8,[{atom,8,go}],[],[{atom,8,ok}]}]}]}]},
- {function,11,ok,0,[{clause,11,[],[],[{atom,11,true}]}]}],
- Forms1 = erl_parse:new_anno(Forms),
- {ok,Mod,Bin} = compile:forms(Forms1, [report]),
- [io:put_chars(erl_pp:form(F)) || F <- Forms1],
+ Tree = ?Q(["-module('@Mod@').\n",
+ "-export([ok/0]).\n",
+ "-on_load({init,0}).\n",
+ "init() ->\n",
+ " '@Master@' ! {on_load_binary,self()},\n",
+ " receive go -> ok end.\n",
+ "ok() -> true.\n"]),
+ {ok,Mod,Bin} = merl:compile(Tree),
+ merl:print(Tree),
{Pid1,Ref1} = spawn_monitor(fun() ->
code:load_binary(Mod, File, Bin),
@@ -1441,6 +1446,163 @@ do_on_load_error(ReturnValue) ->
{undef,[{on_load_error,main,[],_}|_]} = Exit
end.
+on_load_update(_Config) ->
+ {Mod,Code1} = on_load_update_code(1),
+ {module,Mod} = code:load_binary(Mod, "", Code1),
+ 42 = Mod:a(),
+ 100 = Mod:b(99),
+ 4 = erlang:trace_pattern({Mod,'_','_'}, true),
+
+ {Mod,Code2} = on_load_update_code(2),
+ {error,on_load_failure} = code:load_binary(Mod, "", Code2),
+ 42 = Mod:a(),
+ 100 = Mod:b(99),
+ {'EXIT',{undef,_}} = (catch Mod:never()),
+ 4 = erlang:trace_pattern({Mod,'_','_'}, false),
+
+ {Mod,Code3} = on_load_update_code(3),
+ {module,Mod} = code:load_binary(Mod, "", Code3),
+ 100 = Mod:c(),
+ {'EXIT',{undef,_}} = (catch Mod:a()),
+ {'EXIT',{undef,_}} = (catch Mod:b(10)),
+ {'EXIT',{undef,_}} = (catch Mod:never()),
+
+ ok.
+
+on_load_update_code(Version) ->
+ Mod = ?FUNCTION_NAME,
+ Tree = on_load_update_code_1(Version, Mod),
+ io:format("Version ~p", [Version]),
+ {ok,Mod,Code} = merl:compile(Tree),
+ merl:print(Tree),
+ io:nl(),
+ {Mod,Code}.
+
+on_load_update_code_1(1, Mod) ->
+ ?Q(["-module('@Mod@').\n",
+ "-export([a/0,b/1]).\n"
+ "-on_load(f/0).\n",
+ "f() -> ok.\n",
+ "a() -> 42.\n"
+ "b(I) -> I+1.\n"]);
+on_load_update_code_1(2, Mod) ->
+ ?Q(["-module('@Mod@').\n",
+ "-export([never/0]).\n"
+ "-on_load(f/0).\n",
+ "f() -> 42 = '@Mod@':a(), 1 = '@Mod@':b(0), fail.\n",
+ "never() -> never.\n"]);
+on_load_update_code_1(3, Mod) ->
+ ?Q(["-module('@Mod@').\n",
+ "-export([c/0]).\n"
+ "-on_load(f/0).\n",
+ "f() -> ok.\n",
+ "c() -> 100.\n"]).
+
+on_load_purge(_Config) ->
+ Mod = ?FUNCTION_NAME,
+ register(Mod, self()),
+ Tree = ?Q(["-module('@Mod@').\n",
+ "-on_load(f/0).\n",
+ "loop() -> loop().\n",
+ "f() ->\n",
+ "'@Mod@' ! {self(),spawn(fun loop/0)},\n",
+ "receive Ack -> Ack end.\n"]),
+ merl:print(Tree),
+ {ok,Mod,Code} = merl:compile(Tree),
+ P = spawn(fun() ->
+ exit(code:load_binary(Mod, "", Code))
+ end),
+ monitor(process, P),
+ receive
+ {Pid1,Pid2} ->
+ monitor(process, Pid2),
+ Pid1 ! ack_and_failure,
+ receive
+ {'DOWN',_,process,P,Exit1} ->
+ {error,on_load_failure} = Exit1
+ end,
+ receive
+ {'DOWN',_,process,Pid2,Exit2} ->
+ io:format("~p\n", [Exit2])
+ after 10000 ->
+ ct:fail(no_down_message)
+ end
+ end.
+
+on_load_self_call(_Config) ->
+ Mod = ?FUNCTION_NAME,
+ register(Mod, self()),
+ Tree = ?Q(["-module('@Mod@').\n",
+ "-export([ext/0]).\n",
+ "-on_load(f/0).\n",
+ "f() ->\n",
+ " '@Mod@' ! (catch '@Mod@':ext()),\n",
+ " ok.\n",
+ "ext() -> good_work.\n"]),
+ merl:print(Tree),
+ {ok,Mod,Code} = merl:compile(Tree),
+
+ {'EXIT',{undef,_}} = on_load_do_load(Mod, Code),
+ good_work = on_load_do_load(Mod, Code),
+
+ ok.
+
+on_load_do_load(Mod, Code) ->
+ spawn(fun() ->
+ {module,Mod} = code:load_binary(Mod, "", Code)
+ end),
+ receive
+ Any -> Any
+ end.
+
+on_load_pending(_Config) ->
+ Mod = ?FUNCTION_NAME,
+ Tree1 = ?Q(["-module('@Mod@').\n",
+ "-on_load(f/0).\n",
+ "f() ->\n",
+ " register('@Mod@', self()),\n",
+ " receive _ -> ok end.\n"]),
+ merl:print(Tree1),
+ {ok,Mod,Code1} = merl:compile(Tree1),
+
+ Tree2 = ?Q(["-module('@Mod@').\n",
+ "-export([t/0]).\n",
+ "t() -> ok.\n"]),
+ merl:print(Tree2),
+ {ok,Mod,Code2} = merl:compile(Tree2),
+
+ Self = self(),
+ {_,Ref1} =
+ spawn_monitor(fun() ->
+ Self ! started1,
+ {module,Mod} = code:load_binary(Mod, "", Code1)
+ end),
+ receive started1 -> ok end,
+ timer:sleep(10),
+ {_,Ref2} =
+ spawn_monitor(fun() ->
+ Self ! started2,
+ {module,Mod} = code:load_binary(Mod, "", Code2),
+ ok = Mod:t()
+ end),
+ receive started2 -> ok end,
+ receive
+ Unexpected ->
+ ct:fail({unexpected,Unexpected})
+ after 100 ->
+ ok
+ end,
+ Mod ! go,
+ receive
+ {'DOWN',Ref1,process,_,normal} -> ok
+ end,
+ receive
+ {'DOWN',Ref2,process,_,normal} -> ok
+ end,
+ ok = Mod:t(),
+ ok.
+
+
%% Test that the native code of early loaded modules is loaded.
native_early_modules(Config) when is_list(Config) ->
case erlang:system_info(hipe_architecture) of