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authorBjörn Gustavsson <[email protected]>2009-12-10 14:09:51 +0100
committerBjörn Gustavsson <[email protected]>2009-12-13 15:42:42 +0100
commit1fe894432615e35f4ecbe3a33f8ba2ded21f8096 (patch)
tree057b466efc2dbe84feb372df23e2d3130e520c60
parent7ab33f49185d5a416198f1e0bf5a2ca9f347bbac (diff)
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Test on_load functions that don't return 'ok'
-rw-r--r--lib/kernel/test/code_SUITE.erl85
-rw-r--r--lib/kernel/test/code_SUITE_data/on_load_errors/on_load_error.erl13
2 files changed, 96 insertions, 2 deletions
diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl
index d4c32311e7..38aadac202 100644
--- a/lib/kernel/test/code_SUITE.erl
+++ b/lib/kernel/test/code_SUITE.erl
@@ -31,12 +31,17 @@
where_is_file_cached/1, where_is_file_no_cache/1,
purge_stacktrace/1, mult_lib_roots/1, bad_erl_libs/1,
code_archive/1, code_archive2/1, on_load/1,
- on_load_embedded/1]).
+ on_load_embedded/1, on_load_errors/1]).
-export([init_per_testcase/2, fin_per_testcase/2,
init_per_suite/1, end_per_suite/1,
sticky_compiler/1]).
+%% error_logger
+-export([init/1,
+ handle_event/2, handle_call/2, handle_info/2,
+ terminate/2]).
+
all(suite) ->
[set_path, get_path, add_path, add_paths, del_path,
replace_path, load_file, load_abs, ensure_loaded,
@@ -47,7 +52,8 @@ all(suite) ->
load_cached, start_node_with_cache, add_and_rehash,
where_is_file_no_cache, where_is_file_cached,
purge_stacktrace, mult_lib_roots, bad_erl_libs,
- code_archive, code_archive2, on_load, on_load_embedded].
+ code_archive, code_archive2, on_load, on_load_embedded,
+ on_load_errors].
init_per_suite(Config) ->
%% The compiler will no longer create a Beam file if
@@ -1231,6 +1237,81 @@ is_source_dir() ->
filename:basename(code:lib_dir(kernel)) =:= "kernel" andalso
filename:basename(code:lib_dir(stdlib)) =:= "stdlib".
+on_load_errors(Config) when is_list(Config) ->
+ Master = on_load_error_test_case_process,
+ ?line register(Master, self()),
+
+ ?line Data = filename:join([?config(data_dir, Config),"on_load_errors"]),
+ ?line ok = file:set_cwd(Data),
+ ?line up_to_date = make:all([{d,'MASTER',Master}]),
+
+ ?line do_on_load_error(an_atom),
+
+ ?line error_logger:add_report_handler(?MODULE, self()),
+
+ ?line do_on_load_error({something,terrible,is,wrong}),
+ receive
+ Any1 ->
+ ?line {_, "The on_load function"++_,
+ [on_load_error,
+ {something,terrible,is,wrong},_]} = Any1
+ end,
+
+ ?line do_on_load_error(fail), %Cause exception.
+ receive
+ Any2 ->
+ ?line {_, "The on_load function"++_,
+ [on_load_error,{failed,[_|_]},_]} = Any2
+ end,
+
+ %% There should be no more messages.
+ receive
+ Unexpected ->
+ ?line ?t:fail({unexpected,Unexpected})
+ after 10 ->
+ ok
+ end,
+
+ ok.
+
+do_on_load_error(ReturnValue) ->
+ ?line {_,Ref} = spawn_monitor(fun() ->
+ exit(on_load_error:main())
+ end),
+ receive {on_load_error,ErrorPid} -> ok end,
+ ?line ErrorPid ! ReturnValue,
+ receive
+ {'DOWN',Ref,process,_,Exit} ->
+ ?line {undef,[{on_load_error,main,[]}|_]} = Exit
+ end.
+
+%%-----------------------------------------------------------------
+%% error_logger handler.
+%% (Copied from stdlib/test/proc_lib_SUITE.erl.)
+%%-----------------------------------------------------------------
+init(Tester) ->
+ {ok, Tester}.
+
+handle_event({error, _GL, {emulator, _, _}}, Tester) ->
+ {ok, Tester};
+handle_event({error, _GL, Msg}, Tester) ->
+ Tester ! Msg,
+ {ok, Tester};
+handle_event(_Event, State) ->
+ {ok, State}.
+
+handle_info(_, State) ->
+ {ok, State}.
+
+handle_call(_Query, State) -> {ok, {error, bad_query}, State}.
+
+terminate(_Reason, State) ->
+ State.
+
+%%%
+%%% Common utility functions.
+%%%
+
start_node(Name, Param) ->
?t:start_node(Name, slave, [{args, Param}]).
diff --git a/lib/kernel/test/code_SUITE_data/on_load_errors/on_load_error.erl b/lib/kernel/test/code_SUITE_data/on_load_errors/on_load_error.erl
new file mode 100644
index 0000000000..0772050aeb
--- /dev/null
+++ b/lib/kernel/test/code_SUITE_data/on_load_errors/on_load_error.erl
@@ -0,0 +1,13 @@
+-module(on_load_error).
+-on_load(on_load/0).
+-export([main/0]).
+
+on_load() ->
+ ?MASTER ! {?MODULE,self()},
+ receive
+ fail -> erlang:error(failed);
+ Ret -> Ret
+ end.
+
+main() ->
+ ok.