xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/unittests/format_pieces-selftests.c (revision eceb233b9bd0dfebb902ed73b531ae6964fa3f9b)
1 /* Self tests for format_pieces for GDB, the GNU debugger.
2 
3    Copyright (C) 2018-2019 Free Software Foundation, Inc.
4 
5    This file is part of GDB.
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 3 of the License, or
10    (at your option) any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    You should have received a copy of the GNU General Public License
18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19 
20 #include "defs.h"
21 #include "common/format.h"
22 #include "common/selftest.h"
23 
24 namespace selftests {
25 namespace format_pieces {
26 
27 /* Verify that parsing STR gives pieces equal to EXPECTED_PIECES.  */
28 
29 static void
30 check (const char *str, const std::vector<format_piece> &expected_pieces)
31 {
32   ::format_pieces pieces (&str);
33 
34   SELF_CHECK ((pieces.end () - pieces.begin ()) == expected_pieces.size ());
35   SELF_CHECK (std::equal (pieces.begin (), pieces.end (),
36 			  expected_pieces.begin ()));
37 }
38 
39 static void
40 test_escape_sequences ()
41 {
42   check ("This is an escape sequence: \\e",
43     {
44       format_piece ("This is an escape sequence: \e", literal_piece),
45     });
46 }
47 
48 static void
49 test_format_specifier ()
50 {
51   check ("Hello %d%llx%%d", /* ARI: %ll */
52     {
53       format_piece ("Hello ", literal_piece),
54       format_piece ("%d", int_arg),
55       format_piece ("", literal_piece),
56       format_piece ("%llx", long_long_arg), /* ARI: %ll */
57       format_piece ("%%d", literal_piece),
58     });
59 }
60 
61 static void
62 run_tests ()
63 {
64   test_escape_sequences ();
65   test_format_specifier ();
66 }
67 
68 } /* namespace format_pieces */
69 } /* namespace selftests */
70 
71 void
72 _initialize_format_pieces_selftests ()
73 {
74   selftests::register_test ("format_pieces",
75 			    selftests::format_pieces::run_tests);
76 }
77