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authorSverker Eriksson <[email protected]>2017-08-30 21:00:35 +0200
committerSverker Eriksson <[email protected]>2017-08-30 21:00:35 +0200
commit44a83c8860bbd00878c720a7b9d940b4630bab8a (patch)
tree101b3c52ec505a94f56c8f70e078ecb8a2e8c6cd /erts/emulator/test/bif_SUITE.erl
parent7c67bbddb53c364086f66260701bc54a61c9659c (diff)
parent040bdce67f88d833bfb59adae130a4ffb4c180f0 (diff)
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Merge tag 'OTP-20.0' into sverker/20/binary_to_atom-utf8-crash/ERL-474/OTP-14590
Diffstat (limited to 'erts/emulator/test/bif_SUITE.erl')
-rw-r--r--erts/emulator/test/bif_SUITE.erl248
1 files changed, 237 insertions, 11 deletions
diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl
index 628475b1b6..64ee1e58d5 100644
--- a/erts/emulator/test/bif_SUITE.erl
+++ b/erts/emulator/test/bif_SUITE.erl
@@ -26,12 +26,14 @@
-export([all/0, suite/0,
display/1, display_huge/0,
erl_bif_types/1,guard_bifs_in_erl_bif_types/1,
- shadow_comments/1,
+ shadow_comments/1,list_to_utf8_atom/1,
specs/1,improper_bif_stubs/1,auto_imports/1,
t_list_to_existing_atom/1,os_env/1,otp_7526/1,
binary_to_atom/1,binary_to_existing_atom/1,
atom_to_binary/1,min_max/1, erlang_halt/1,
- is_builtin/1]).
+ erl_crash_dump_bytes/1,
+ is_builtin/1, error_stacktrace/1,
+ error_stacktrace_during_call_trace/1]).
suite() ->
[{ct_hooks,[ts_install_cth]},
@@ -41,9 +43,10 @@ all() ->
[erl_bif_types, guard_bifs_in_erl_bif_types, shadow_comments,
specs, improper_bif_stubs, auto_imports,
t_list_to_existing_atom, os_env, otp_7526,
- display,
+ display, list_to_utf8_atom,
atom_to_binary, binary_to_atom, binary_to_existing_atom,
- min_max, erlang_halt, is_builtin].
+ erl_crash_dump_bytes, min_max, erlang_halt, is_builtin,
+ error_stacktrace, error_stacktrace_during_call_trace].
%% Uses erlang:display to test that erts_printf does not do deep recursion
display(Config) when is_list(Config) ->
@@ -336,6 +339,38 @@ check_stub({_,F,A}, B) ->
ct:fail(invalid_body)
end.
+list_to_utf8_atom(Config) when is_list(Config) ->
+ 'hello' = atom_roundtrip("hello"),
+ 'こんにちは' = atom_roundtrip("こんにちは"),
+
+ %% Test all edge cases.
+ _ = atom_roundtrip([16#80]),
+ _ = atom_roundtrip([16#7F]),
+ _ = atom_roundtrip([16#FF]),
+ _ = atom_roundtrip([16#100]),
+ _ = atom_roundtrip([16#7FF]),
+ _ = atom_roundtrip([16#800]),
+ _ = atom_roundtrip([16#D7FF]),
+ atom_badarg([16#D800]),
+ atom_badarg([16#DFFF]),
+ _ = atom_roundtrip([16#E000]),
+ _ = atom_roundtrip([16#FFFF]),
+ _ = atom_roundtrip([16#1000]),
+ _ = atom_roundtrip([16#10FFFF]),
+ atom_badarg([16#110000]),
+ ok.
+
+atom_roundtrip(String) ->
+ Atom = list_to_atom(String),
+ Atom = list_to_existing_atom(String),
+ String = atom_to_list(Atom),
+ Atom.
+
+atom_badarg(String) ->
+ {'EXIT',{badarg,_}} = (catch list_to_atom(String)),
+ {'EXIT',{badarg,_}} = (catch list_to_existing_atom(String)),
+ ok.
+
t_list_to_existing_atom(Config) when is_list(Config) ->
all = list_to_existing_atom("all"),
?MODULE = list_to_existing_atom(?MODULE_STRING),
@@ -426,6 +461,8 @@ binary_to_atom(Config) when is_list(Config) ->
Long = lists:seq(0, 254),
LongAtom = list_to_atom(Long),
LongBin = list_to_binary(Long),
+ UnicodeLongAtom = list_to_atom([$é || _ <- lists:seq(0, 254)]),
+ UnicodeLongBin = << <<"é"/utf8>> || _ <- lists:seq(0, 254)>>,
%% latin1
'' = test_binary_to_atom(<<>>, latin1),
@@ -437,12 +474,17 @@ binary_to_atom(Config) when is_list(Config) ->
'' = test_binary_to_atom(<<>>, utf8),
HalfLongAtom = test_binary_to_atom(HalfLongBin, utf8),
HalfLongAtom = test_binary_to_atom(HalfLongBin, unicode),
+ UnicodeLongAtom = test_binary_to_atom(UnicodeLongBin, utf8),
+ UnicodeLongAtom = test_binary_to_atom(UnicodeLongBin, unicode),
[] = [C || C <- lists:seq(128, 255),
begin
list_to_atom([C]) =/=
test_binary_to_atom(<<C/utf8>>, utf8)
end],
+ <<"こんにちは"/utf8>> =
+ atom_to_binary(test_binary_to_atom(<<"こんにちは"/utf8>>, utf8), utf8),
+
%% badarg failures.
fail_binary_to_atom(atom),
fail_binary_to_atom(42),
@@ -464,11 +506,6 @@ binary_to_atom(Config) when is_list(Config) ->
<<B:1/binary, _/binary>> = id(<<194, 163>>), %Truncated character ERL-474
?BADARG(binary_to_atom(B, utf8)),
- [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) || C <- lists:seq(256, 16#D7FF)],
- [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) || C <- lists:seq(16#E000, 16#FFFD)],
- [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) || C <- lists:seq(16#10000, 16#8FFFF)],
- [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) || C <- lists:seq(16#90000, 16#10FFFF)],
-
%% system_limit failures.
?SYS_LIMIT(binary_to_atom(id(<<0:512/unit:8,255>>), utf8)),
?SYS_LIMIT(binary_to_atom(id(<<0:512/unit:8,255,0>>), utf8)),
@@ -667,7 +704,7 @@ erlang_halt(Config) when is_list(Config) ->
[available_internal_state, true]),
{badrpc,nodedown} = rpc:call(N4, erts_debug, set_internal_state,
[broken_halt, "Validate correct crash dump"]),
- ok = wait_until_stable_size(CrashDump,-1),
+ {ok,_} = wait_until_stable_size(CrashDump,-1),
{ok, Bin} = file:read_file(CrashDump),
case {string:str(binary_to_list(Bin),"\n=end\n"),
string:str(binary_to_list(Bin),"\r\n=end\r\n")} of
@@ -684,11 +721,34 @@ wait_until_stable_size(File,PrevSz) ->
wait_until_stable_size(File,PrevSz-1);
{ok,#file_info{size = PrevSz }} when PrevSz /= -1 ->
io:format("Crashdump file size was: ~p (~s)~n",[PrevSz,File]),
- ok;
+ {ok,PrevSz};
{ok,#file_info{size = NewSz }} ->
wait_until_stable_size(File,NewSz)
end.
+% Test erlang:halt with ERL_CRASH_DUMP_BYTES
+erl_crash_dump_bytes(Config) when is_list(Config) ->
+ Bytes = 1000,
+ CrashDump = do_limited_crash_dump(Config, Bytes),
+ {ok,ActualBytes} = wait_until_stable_size(CrashDump,-1),
+ true = ActualBytes < (Bytes + 100),
+
+ NoDump = do_limited_crash_dump(Config,0),
+ {error,enoent} = wait_until_stable_size(NoDump,-8),
+ ok.
+
+do_limited_crash_dump(Config, Bytes) ->
+ H = hostname(),
+ {ok,N} = slave:start(H, halt_node),
+ BytesStr = integer_to_list(Bytes),
+ CrashDump = filename:join(proplists:get_value(priv_dir,Config),
+ "erl_crash." ++ BytesStr ++ ".dump"),
+ true = rpc:call(N, os, putenv, ["ERL_CRASH_DUMP",CrashDump]),
+ true = rpc:call(N, os, putenv, ["ERL_CRASH_DUMP_BYTES",BytesStr]),
+ {badrpc,nodedown} = rpc:call(N, erlang, halt, ["Testing ERL_CRASH_DUMP_BYTES"]),
+ CrashDump.
+
+
is_builtin(_Config) ->
Exp0 = [{M,F,A} || {M,_} <- code:all_loaded(),
{F,A} <- M:module_info(exports)],
@@ -705,6 +765,172 @@ is_builtin(_Config) ->
ok.
+error_stacktrace(Config) when is_list(Config) ->
+ error_stacktrace_test().
+
+error_stacktrace_during_call_trace(Config) when is_list(Config) ->
+ Tracer = spawn_link(fun () ->
+ receive after infinity -> ok end
+ end),
+ Mprog = [{'_',[],[{exception_trace}]}],
+ erlang:trace_pattern({?MODULE,'_','_'}, Mprog, [local]),
+ 1 = erlang:trace_pattern({erlang,error,2}, Mprog, [local]),
+ 1 = erlang:trace_pattern({erlang,error,1}, Mprog, [local]),
+ erlang:trace(all, true, [call,return_to,timestamp,{tracer, Tracer}]),
+ try
+ error_stacktrace_test()
+ after
+ erlang:trace(all, false, [call,return_to,timestamp,{tracer, Tracer}]),
+ erlang:trace_pattern({erlang,error,2}, false, [local]),
+ erlang:trace_pattern({erlang,error,1}, false, [local]),
+ erlang:trace_pattern({?MODULE,'_','_'}, false, [local]),
+ unlink(Tracer),
+ exit(Tracer, kill),
+ Mon = erlang:monitor(process, Tracer),
+ receive
+ {'DOWN', Mon, process, Tracer, _} -> ok
+ end
+ end,
+ ok.
+
+
+error_stacktrace_test() ->
+ Types = [apply_const_last, apply_const, apply_last,
+ apply, double_apply_const_last, double_apply_const,
+ double_apply_last, double_apply, multi_apply_const_last,
+ multi_apply_const, multi_apply_last, multi_apply,
+ call_const_last, call_last, call_const, call],
+ lists:foreach(fun (Type) ->
+ {Pid, Mon} = spawn_monitor(
+ fun () ->
+ stk([a,b,c,d], Type, error_2)
+ end),
+ receive
+ {'DOWN', Mon, process, Pid, Reason} ->
+ {oops, Stack} = Reason,
+%% io:format("Type: ~p Stack: ~p~n",
+%% [Type, Stack]),
+ [{?MODULE, do_error_2, [Type], _},
+ {?MODULE, stk, 3, _},
+ {?MODULE, stk, 3, _}] = Stack
+ end
+ end,
+ Types),
+ lists:foreach(fun (Type) ->
+ {Pid, Mon} = spawn_monitor(
+ fun () ->
+ stk([a,b,c,d], Type, error_1)
+ end),
+ receive
+ {'DOWN', Mon, process, Pid, Reason} ->
+ {oops, Stack} = Reason,
+%% io:format("Type: ~p Stack: ~p~n",
+%% [Type, Stack]),
+ [{?MODULE, do_error_1, 1, _},
+ {?MODULE, stk, 3, _},
+ {?MODULE, stk, 3, _}] = Stack
+ end
+ end,
+ Types),
+ ok.
+
+stk([], Type, Func) ->
+ tail(Type, Func, jump),
+ ok;
+stk([_|L], Type, Func) ->
+ stk(L, Type, Func),
+ ok.
+
+tail(Type, Func, jump) ->
+ tail(Type, Func, do);
+tail(Type, error_1, do) ->
+ do_error_1(Type);
+tail(Type, error_2, do) ->
+ do_error_2(Type).
+
+do_error_2(apply_const_last) ->
+ erlang:apply(erlang, error, [oops, [apply_const_last]]);
+do_error_2(apply_const) ->
+ erlang:apply(erlang, error, [oops, [apply_const]]),
+ ok;
+do_error_2(apply_last) ->
+ erlang:apply(id(erlang), id(error), id([oops, [apply_last]]));
+do_error_2(apply) ->
+ erlang:apply(id(erlang), id(error), id([oops, [apply]])),
+ ok;
+do_error_2(double_apply_const_last) ->
+ erlang:apply(erlang, apply, [erlang, error, [oops, [double_apply_const_last]]]);
+do_error_2(double_apply_const) ->
+ erlang:apply(erlang, apply, [erlang, error, [oops, [double_apply_const]]]),
+ ok;
+do_error_2(double_apply_last) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops, [double_apply_last]])]);
+do_error_2(double_apply) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops, [double_apply]])]),
+ ok;
+do_error_2(multi_apply_const_last) ->
+ erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops, [multi_apply_const_last]]]]]);
+do_error_2(multi_apply_const) ->
+ erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops, [multi_apply_const]]]]]),
+ ok;
+do_error_2(multi_apply_last) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops, [multi_apply_last]])]]]);
+do_error_2(multi_apply) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops, [multi_apply]])]]]),
+ ok;
+do_error_2(call_const_last) ->
+ erlang:error(oops, [call_const_last]);
+do_error_2(call_last) ->
+ erlang:error(id(oops), id([call_last]));
+do_error_2(call_const) ->
+ erlang:error(oops, [call_const]),
+ ok;
+do_error_2(call) ->
+ erlang:error(id(oops), id([call])).
+
+
+do_error_1(apply_const_last) ->
+ erlang:apply(erlang, error, [oops]);
+do_error_1(apply_const) ->
+ erlang:apply(erlang, error, [oops]),
+ ok;
+do_error_1(apply_last) ->
+ erlang:apply(id(erlang), id(error), id([oops]));
+do_error_1(apply) ->
+ erlang:apply(id(erlang), id(error), id([oops])),
+ ok;
+do_error_1(double_apply_const_last) ->
+ erlang:apply(erlang, apply, [erlang, error, [oops]]);
+do_error_1(double_apply_const) ->
+ erlang:apply(erlang, apply, [erlang, error, [oops]]),
+ ok;
+do_error_1(double_apply_last) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops])]);
+do_error_1(double_apply) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(error), id([oops])]),
+ ok;
+do_error_1(multi_apply_const_last) ->
+ erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops]]]]);
+do_error_1(multi_apply_const) ->
+ erlang:apply(erlang, apply, [erlang, apply, [erlang, apply, [erlang, error, [oops]]]]),
+ ok;
+do_error_1(multi_apply_last) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops])]]]);
+do_error_1(multi_apply) ->
+ erlang:apply(id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(apply), [id(erlang), id(error), id([oops])]]]),
+ ok;
+do_error_1(call_const_last) ->
+ erlang:error(oops);
+do_error_1(call_last) ->
+ erlang:error(id(oops));
+do_error_1(call_const) ->
+ erlang:error(oops),
+ ok;
+do_error_1(call) ->
+ erlang:error(id(oops)).
+
+
+
%% Helpers