%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1999-2011. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(line_number_SUITE).
-export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
init_per_suite/1,end_per_suite/1,
line_numbers/1]).
-export([crash/1]).
-include_lib("common_test/include/ct.hrl").
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
cases().
groups() ->
[].
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
cases() ->
[line_numbers].
init_per_testcase(_Case, Config) ->
test_lib:interpret(?MODULE),
Dog = test_server:timetrap(?t:minutes(1)),
[{watchdog,Dog}|Config].
end_per_testcase(_Case, Config) ->
Dog = ?config(watchdog, Config),
?t:timetrap_cancel(Dog),
ok.
init_per_suite(Config) when is_list(Config) ->
?line test_lib:interpret(?MODULE),
?line true = lists:member(?MODULE, int:interpreted()),
Config.
end_per_suite(Config) when is_list(Config) ->
ok.
%%
%% === Make sure that this is always line 70 ===
%%
line1(Tag, X) -> %Line 72
case Tag of %Line 73
a ->
Y = X + 1, %Line 75
Res = id({ok,Y}), %Line 76
?MODULE:crash({ok,42} = Res); %Line 77
b ->
x = id(x), %Line 79
ok %Line 80
end. %Line 81
crash(_) -> %Line 83
erlang:error(crash). %Line 84
close_calls(Where) -> %Line 86
put(where_to_crash, Where), %Line 87
try
call1(), %Line 89
call2(), %Line 90
call3(), %Line 91
no_crash %Line 92
catch error:crash ->
erlang:get_stacktrace() %Line 94
end. %Line 95
call1() -> %Line 97
maybe_crash(call1), %Line 98
ok. %Line 99
call2() -> %Line 101
maybe_crash(call2), %Line 102
ok. %Line 103
call3() -> %Line 105
maybe_crash(call3), %Line 106
ok. %Line 107
maybe_crash(Name) -> %Line 109
case get(where_to_crash) of %Line 110
Name ->
erlang:error(crash); %Line 112
_ ->
ok %Line 114
end. %Line 115
build_binary1(Size) -> %Line 117
id(42), %Line 118
<<0:Size>>. %Line 119
build_binary2(Size, Bin) -> %Line 121
id(0), %Line 122
<<7:Size,Bin/binary>>. %Line 123
do_call_abs(x, Arg) -> %Line 125
abs(Arg). %Line 126
do_call_unsafe_bif(x, Arg) -> %Line 128
link(Arg). %Line 129
line_numbers(Config) when is_list(Config) ->
File = ?MODULE_STRING ++ ".erl",
{'EXIT',{{case_clause,bad_tag},
[{?MODULE,line1,2,
[{file,File},{line,73}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch line1(bad_tag, 0)),
{'EXIT',{badarith,
[{?MODULE,line1,2,
[{file,File},{line,75}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch line1(a, not_an_integer)),
{'EXIT',{{badmatch,{ok,1}},
[{?MODULE,line1,2,
[{file,File},{line,77}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch line1(a, 0)),
{'EXIT',{crash,
[{?MODULE,crash,1,
[{file,File},{line,84}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch line1(a, 41)),
[{?MODULE,maybe_crash,1,[{file,File},{line,112}]},
{?MODULE,call1,0,[{file,File},{line,98}]},
{?MODULE,close_calls,1,[{file,File},{line,89}]},
{?MODULE,line_numbers,1,[{file,File},{line,_}]}|_] =
close_calls(call1),
[{?MODULE,maybe_crash,1,[{file,File},{line,112}]},
{?MODULE,call2,0,[{file,File},{line,102}]},
{?MODULE,close_calls,1,[{file,File},{line,90}]},
{?MODULE,line_numbers,1,[{file,File},{line,_}]}|_] =
close_calls(call2),
[{?MODULE,maybe_crash,1,[{file,File},{line,112}]},
{?MODULE,call3,0,[{file,File},{line,106}]},
{?MODULE,close_calls,1,[{file,File},{line,91}]},
{?MODULE,line_numbers,1,[{file,File},{line,_}]}|_] =
close_calls(call3),
no_crash = close_calls(other),
<<0,0>> = build_binary1(16),
{'EXIT',{badarg,
[{?MODULE,build_binary1,1,
[{file,File},{line,119}]},
{?MODULE,line_numbers,1,
[{file,ModFile},{line,_}]}|_]}} =
(catch build_binary1(bad_size)),
<<7,1,2,3>> = build_binary2(8, <<1,2,3>>),
{'EXIT',{badarg,
[{?MODULE,build_binary2,2,
[{file,File},{line,123}]},
{?MODULE,line_numbers,1,
[{file,ModFile},{line,_}]}|_]}} =
(catch build_binary2(bad_size, <<>>)),
{'EXIT',{badarg,
[%% Beam has an extra here:
%% {erlang,bit_size,[bad_binary],[]}
%% Since this is an artifact of the implementation,
%% we don't attempt to mimic it in the debugger.
{?MODULE,build_binary2,2,
[{file,File},{line,123}]},
{?MODULE,line_numbers,1,
[{file,ModFile},{line,_}]}|_]}} =
(catch build_binary2(8, bad_binary)),
{'EXIT',{function_clause,
[{?MODULE,do_call_abs,[y,y],
[{file,File},{line,125}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch do_call_abs(y, y)),
{'EXIT',{badarg,
[{erlang,abs,[[]],[]},
{?MODULE,do_call_abs,2,
[{file,File},{line,126}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch do_call_abs(x, [])),
{'EXIT',{badarg,
[{erlang,link,[[]],[]},
{?MODULE,do_call_unsafe_bif,2,
[{file,File},{line,129}]},
{?MODULE,line_numbers,1,_}|_]}} =
(catch do_call_unsafe_bif(x, [])),
ok.
id(I) ->
I.
