diff options
Diffstat (limited to 'lib/kernel/test/code_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/code_SUITE.erl | 91 |
1 files changed, 89 insertions, 2 deletions
diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl index a0b72925f7..547881f3b2 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, + 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, big_boot_embedded, native_early_modules, get_mode, normalized_paths]. groups() -> @@ -1436,6 +1440,89 @@ 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. + %% 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 |