1313010Sdes/*	$OpenBSD: tests.c,v 1.2 2016/05/30 12:05:56 schwarze Exp $ */
2313010Sdes/*
3313010Sdes * Regress test for the utf8.h *mprintf() API
4313010Sdes *
5313010Sdes * Written by Ingo Schwarze <schwarze@openbsd.org> in 2016
6313010Sdes * and placed in the public domain.
7313010Sdes */
8313010Sdes
9313010Sdes#include <locale.h>
10313010Sdes#include <string.h>
11313010Sdes
12313010Sdes#include "test_helper.h"
13313010Sdes
14313010Sdes#include "utf8.h"
15313010Sdes
16313010Sdesvoid	 badarg(void);
17313010Sdesvoid	 one(const char *, const char *, int, int, int, const char *);
18313010Sdes
19313010Sdesvoid
20313010Sdesbadarg(void)
21313010Sdes{
22313010Sdes	char	 buf[16];
23313010Sdes	int	 len, width;
24313010Sdes
25313010Sdes	width = 1;
26313010Sdes	TEST_START("utf8_badarg");
27313010Sdes	len = snmprintf(buf, sizeof(buf), &width, "\377");
28313010Sdes	ASSERT_INT_EQ(len, -1);
29313010Sdes	ASSERT_STRING_EQ(buf, "");
30313010Sdes	ASSERT_INT_EQ(width, 0);
31313010Sdes	TEST_DONE();
32313010Sdes}
33313010Sdes
34313010Sdesvoid
35313010Sdesone(const char *name, const char *mbs, int width,
36313010Sdes    int wantwidth, int wantlen, const char *wants)
37313010Sdes{
38313010Sdes	char	 buf[16];
39313010Sdes	int	*wp;
40313010Sdes	int	 len;
41313010Sdes
42313010Sdes	if (wantlen == -2)
43313010Sdes		wantlen = strlen(wants);
44313010Sdes	(void)strlcpy(buf, "utf8_", sizeof(buf));
45313010Sdes	(void)strlcat(buf, name, sizeof(buf));
46313010Sdes	TEST_START(buf);
47313010Sdes	wp = wantwidth == -2 ? NULL : &width;
48313010Sdes	len = snmprintf(buf, sizeof(buf), wp, "%s", mbs);
49313010Sdes	ASSERT_INT_EQ(len, wantlen);
50313010Sdes	ASSERT_STRING_EQ(buf, wants);
51313010Sdes	ASSERT_INT_EQ(width, wantwidth);
52313010Sdes	TEST_DONE();
53313010Sdes}
54313010Sdes
55313010Sdesvoid
56313010Sdestests(void)
57313010Sdes{
58313010Sdes	char	*loc;
59313010Sdes
60313010Sdes	TEST_START("utf8_setlocale");
61313010Sdes	loc = setlocale(LC_CTYPE, "en_US.UTF-8");
62313010Sdes	ASSERT_PTR_NE(loc, NULL);
63313010Sdes	TEST_DONE();
64313010Sdes
65313010Sdes	badarg();
66313010Sdes	one("null", NULL, 8, 6, 6, "(null)");
67313010Sdes	one("empty", "", 2, 0, 0, "");
68313010Sdes	one("ascii", "x", -2, -2, -2, "x");
69313010Sdes	one("newline", "a\nb", -2, -2, -2, "a\nb");
70313010Sdes	one("cr", "a\rb", -2, -2, -2, "a\rb");
71313010Sdes	one("tab", "a\tb", -2, -2, -2, "a\tb");
72313010Sdes	one("esc", "\033x", -2, -2, -2, "\\033x");
73313010Sdes	one("inv_badbyte", "\377x", -2, -2, -2, "\\377x");
74313010Sdes	one("inv_nocont", "\341x", -2, -2, -2, "\\341x");
75313010Sdes	one("inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
76313010Sdes	one("sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
77313010Sdes	one("sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
78313010Sdes	one("width_ascii", "123", 2, 2, -1, "12");
79313010Sdes	one("width_double", "a\343\201\201", 2, 1, -1, "a");
80313010Sdes	one("double_fit", "a\343\201\201", 3, 3, 4, "a\343\201\201");
81313010Sdes	one("double_spc", "a\343\201\201", 4, 3, 4, "a\343\201\201");
82313010Sdes}
83