1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2005-2011. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
-module(module_info_SUITE).
-include_lib("test_server/include/test_server.hrl").
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
exports/1,functions/1,native/1]).
%%-compile(native).
%% Helper.
-export([native_proj/1,native_filter/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
modules().
groups() ->
[].
init_per_suite(Config) ->
Config.
end_per_suite(_Config) ->
ok.
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
modules() ->
[exports, functions, native].
init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) ->
Dog = ?t:timetrap(?t:minutes(3)),
[{watchdog,Dog}|Config].
end_per_testcase(_Func, Config) ->
Dog = ?config(watchdog, Config),
?t:timetrap_cancel(Dog).
%% Should return all functions exported from this module. (local)
all_exported() ->
All = add_arity(modules()),
lists:sort([{all,0},{suite,0},{groups,0},
{init_per_suite,1},{end_per_suite,1},
{init_per_group,2},{end_per_group,2},
{init_per_testcase,2},{end_per_testcase,2},
{module_info,0},{module_info,1},{native_proj,1},
{native_filter,1}|All]).
%% Should return all functions in this module. (local)
all_functions() ->
Locals = [{add_arity,1},{add_arity,2},{all_exported,0},{all_functions,0},
{modules,0}],
lists:sort(Locals++all_exported()).
%% Test that the list of exported functions from this module is correct.
exports(Config) when is_list(Config) ->
?line All = all_exported(),
?line All = lists:sort(?MODULE:module_info(exports)),
?line (catch ?MODULE:foo()),
?line All = lists:sort(?MODULE:module_info(exports)),
ok.
%% Test that the list of exported functions from this module is correct.
functions(Config) when is_list(Config) ->
?line All = all_functions(),
?line All = lists:sort(?MODULE:module_info(functions)),
ok.
%% Test that the list of exported functions from this module is correct.
native(Config) when is_list(Config) ->
?line All = all_functions(),
?line case ?MODULE:module_info(native_addresses) of
[] ->
{comment,"no native functions"};
L ->
%% Verify that all functions have unique addresses.
?line S0 = sofs:set(L, [{name,arity,addr}]),
?line S1 = sofs:projection({external,fun ?MODULE:native_proj/1}, S0),
?line S2 = sofs:relation_to_family(S1),
?line S3 = sofs:family_specification(fun ?MODULE:native_filter/1, S2),
?line 0 = sofs:no_elements(S3),
?line S4 = sofs:range(S1),
%% Verify that the set of function with native addresses
%% is a subset of all functions in the module.
?line AllSet = sofs:set(All, [{name,arity}]),
?line true = sofs:is_subset(S4, AllSet),
{comment,integer_to_list(sofs:no_elements(S0))++" native functions"}
end.
native_proj({Name,Arity,Addr}) ->
{Addr,{Name,Arity}}.
native_filter(Set) ->
sofs:no_elements(Set) =/= 1.
%% Helper functions (local).
add_arity(L) ->
add_arity(L, []).
add_arity([H|T], Acc) ->
add_arity(T, [{H,1}|Acc]);
add_arity([], Acc) -> lists:reverse(Acc).
|
