tests.c revision 323136 
1/*	$OpenBSD: tests.c,v 1.4 2017/02/19 00:11:29 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
18static void
19badarg(void)
20{
21	char	 buf[16];
22	int	 len, width;
23
24	width = 1;
25	TEST_START("utf8_badarg");
26	len = snmprintf(buf, sizeof(buf), &width, "\377");
27	ASSERT_INT_EQ(len, -1);
28	ASSERT_STRING_EQ(buf, "");
29	ASSERT_INT_EQ(width, 0);
30	TEST_DONE();
31}
32
33static void
34one(int utf8, const char *name, const char *mbs, int width,
35    int wantwidth, int wantlen, const char *wants)
36{
37	char	 buf[16];
38	int	*wp;
39	int	 len;
40
41	if (wantlen == -2)
42		wantlen = strlen(wants);
43	(void)strlcpy(buf, utf8 ? "utf8_" : "c_", sizeof(buf));
44	(void)strlcat(buf, name, sizeof(buf));
45	TEST_START(buf);
46	wp = wantwidth == -2 ? NULL : &width;
47	len = snmprintf(buf, sizeof(buf), wp, "%s", mbs);
48	ASSERT_INT_EQ(len, wantlen);
49	ASSERT_STRING_EQ(buf, wants);
50	ASSERT_INT_EQ(width, wantwidth);
51	TEST_DONE();
52}
53
54void
55tests(void)
56{
57	char	*loc;
58
59	TEST_START("utf8_setlocale");
60	loc = setlocale(LC_CTYPE, "en_US.UTF-8");
61	ASSERT_PTR_NE(loc, NULL);
62	TEST_DONE();
63
64	badarg();
65	one(1, "empty", "", 2, 0, 0, "");
66	one(1, "ascii", "x", -2, -2, -2, "x");
67	one(1, "newline", "a\nb", -2, -2, -2, "a\nb");
68	one(1, "cr", "a\rb", -2, -2, -2, "a\rb");
69	one(1, "tab", "a\tb", -2, -2, -2, "a\tb");
70	one(1, "esc", "\033x", -2, -2, -2, "\\033x");
71	one(1, "inv_badbyte", "\377x", -2, -2, -2, "\\377x");
72	one(1, "inv_nocont", "\341x", -2, -2, -2, "\\341x");
73	one(1, "inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
74	one(1, "sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
75	one(1, "sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
76	one(1, "width_ascii", "123", 2, 2, -1, "12");
77	one(1, "width_double", "a\343\201\201", 2, 1, -1, "a");
78	one(1, "double_fit", "a\343\201\201", 3, 3, 4, "a\343\201\201");
79	one(1, "double_spc", "a\343\201\201", 4, 3, 4, "a\343\201\201");
80
81	TEST_START("C_setlocale");
82	loc = setlocale(LC_CTYPE, "C");
83	ASSERT_PTR_NE(loc, NULL);
84	TEST_DONE();
85
86	badarg();
87	one(0, "empty", "", 2, 0, 0, "");
88	one(0, "ascii", "x", -2, -2, -2, "x");
89	one(0, "newline", "a\nb", -2, -2, -2, "a\nb");
90	one(0, "cr", "a\rb", -2, -2, -2, "a\rb");
91	one(0, "tab", "a\tb", -2, -2, -2, "a\tb");
92	one(0, "esc", "\033x", -2, -2, -2, "\\033x");
93	one(0, "inv_badbyte", "\377x", -2, -2, -2, "\\377x");
94	one(0, "inv_nocont", "\341x", -2, -2, -2, "\\341x");
95	one(0, "inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
96	one(0, "sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
97	one(0, "sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
98	one(0, "width_ascii", "123", 2, 2, -1, "12");
99	one(0, "width_double", "a\343\201\201", 2, 1, -1, "a");
100	one(0, "double_fit", "a\343\201\201", 7, 5, -1, "a\\343");
101	one(0, "double_spc", "a\343\201\201", 13, 13, 13, "a\\343\\201\\201");
102}
103