tests.c revision 323134 
1/*	$OpenBSD: tests.c,v 1.3 2016/12/19 04:55:18 djm Exp $ */
2/*
3 * Regress test for the utf8.h *mprintf() API
4 *
5 * Written by Ingo Schwarze <schwarze@openbsd.org> in 2016
6 * and placed in the public domain.
7 */
8
9#include "includes.h"
10
11#include <locale.h>
12#include <string.h>
13
14#include "../test_helper/test_helper.h"
15
16#include "utf8.h"
17
18void	 badarg(void);
19void	 one(const char *, const char *, int, int, int, const char *);
20
21void
22badarg(void)
23{
24	char	 buf[16];
25	int	 len, width;
26
27	width = 1;
28	TEST_START("utf8_badarg");
29	len = snmprintf(buf, sizeof(buf), &width, "\377");
30	ASSERT_INT_EQ(len, -1);
31	ASSERT_STRING_EQ(buf, "");
32	ASSERT_INT_EQ(width, 0);
33	TEST_DONE();
34}
35
36void
37one(const char *name, const char *mbs, int width,
38    int wantwidth, int wantlen, const char *wants)
39{
40	char	 buf[16];
41	int	*wp;
42	int	 len;
43
44	if (wantlen == -2)
45		wantlen = strlen(wants);
46	(void)strlcpy(buf, "utf8_", sizeof(buf));
47	(void)strlcat(buf, name, sizeof(buf));
48	TEST_START(buf);
49	wp = wantwidth == -2 ? NULL : &width;
50	len = snmprintf(buf, sizeof(buf), wp, "%s", mbs);
51	ASSERT_INT_EQ(len, wantlen);
52	ASSERT_STRING_EQ(buf, wants);
53	ASSERT_INT_EQ(width, wantwidth);
54	TEST_DONE();
55}
56
57void
58tests(void)
59{
60	char	*loc;
61
62	TEST_START("utf8_setlocale");
63	loc = setlocale(LC_CTYPE, "en_US.UTF-8");
64	ASSERT_PTR_NE(loc, NULL);
65	TEST_DONE();
66
67	badarg();
68	one("empty", "", 2, 0, 0, "");
69	one("ascii", "x", -2, -2, -2, "x");
70	one("newline", "a\nb", -2, -2, -2, "a\nb");
71	one("cr", "a\rb", -2, -2, -2, "a\rb");
72	one("tab", "a\tb", -2, -2, -2, "a\tb");
73	one("esc", "\033x", -2, -2, -2, "\\033x");
74	one("inv_badbyte", "\377x", -2, -2, -2, "\\377x");
75	one("inv_nocont", "\341x", -2, -2, -2, "\\341x");
76	one("inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
77	one("sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
78	one("sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
79	one("width_ascii", "123", 2, 2, -1, "12");
80	one("width_double", "a\343\201\201", 2, 1, -1, "a");
81	one("double_fit", "a\343\201\201", 3, 3, 4, "a\343\201\201");
82	one("double_spc", "a\343\201\201", 4, 3, 4, "a\343\201\201");
83}
84