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 <locale.h>
10 #include <string.h>
11
12 #include "test_helper.h"
13
14 #include "utf8.h"
15
16 static void
badarg(void)17 badarg(void)
18 {
19 char buf[16];
20 int len, width;
21
22 width = 1;
23 TEST_START("utf8_badarg");
24 len = snmprintf(buf, sizeof(buf), &width, "\377");
25 ASSERT_INT_EQ(len, -1);
26 ASSERT_STRING_EQ(buf, "");
27 ASSERT_INT_EQ(width, 0);
28 TEST_DONE();
29 }
30
31 static void
one(int utf8,const char * name,const char * mbs,int width,int wantwidth,int wantlen,const char * wants)32 one(int utf8, const char *name, const char *mbs, int width,
33 int wantwidth, int wantlen, const char *wants)
34 {
35 char buf[16];
36 int *wp;
37 int len;
38
39 if (wantlen == -2)
40 wantlen = strlen(wants);
41 (void)strlcpy(buf, utf8 ? "utf8_" : "c_", sizeof(buf));
42 (void)strlcat(buf, name, sizeof(buf));
43 TEST_START(buf);
44 wp = wantwidth == -2 ? NULL : &width;
45 len = snmprintf(buf, sizeof(buf), wp, "%s", mbs);
46 ASSERT_INT_EQ(len, wantlen);
47 ASSERT_STRING_EQ(buf, wants);
48 ASSERT_INT_EQ(width, wantwidth);
49 TEST_DONE();
50 }
51
52 void
tests(void)53 tests(void)
54 {
55 char *loc;
56
57 TEST_START("utf8_setlocale");
58 loc = setlocale(LC_CTYPE, "en_US.UTF-8");
59 ASSERT_PTR_NE(loc, NULL);
60 TEST_DONE();
61
62 badarg();
63 one(1, "empty", "", 2, 0, 0, "");
64 one(1, "ascii", "x", -2, -2, -2, "x");
65 one(1, "newline", "a\nb", -2, -2, -2, "a\nb");
66 one(1, "cr", "a\rb", -2, -2, -2, "a\rb");
67 one(1, "tab", "a\tb", -2, -2, -2, "a\tb");
68 one(1, "esc", "\033x", -2, -2, -2, "\\033x");
69 one(1, "inv_badbyte", "\377x", -2, -2, -2, "\\377x");
70 one(1, "inv_nocont", "\341x", -2, -2, -2, "\\341x");
71 one(1, "inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
72 one(1, "sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
73 one(1, "sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
74 one(1, "width_ascii", "123", 2, 2, -1, "12");
75 one(1, "width_double", "a\343\201\201", 2, 1, -1, "a");
76 one(1, "double_fit", "a\343\201\201", 3, 3, 4, "a\343\201\201");
77 one(1, "double_spc", "a\343\201\201", 4, 3, 4, "a\343\201\201");
78
79 TEST_START("C_setlocale");
80 loc = setlocale(LC_CTYPE, "C");
81 ASSERT_PTR_NE(loc, NULL);
82 TEST_DONE();
83
84 badarg();
85 one(0, "empty", "", 2, 0, 0, "");
86 one(0, "ascii", "x", -2, -2, -2, "x");
87 one(0, "newline", "a\nb", -2, -2, -2, "a\nb");
88 one(0, "cr", "a\rb", -2, -2, -2, "a\rb");
89 one(0, "tab", "a\tb", -2, -2, -2, "a\tb");
90 one(0, "esc", "\033x", -2, -2, -2, "\\033x");
91 one(0, "inv_badbyte", "\377x", -2, -2, -2, "\\377x");
92 one(0, "inv_nocont", "\341x", -2, -2, -2, "\\341x");
93 one(0, "inv_nolead", "a\200b", -2, -2, -2, "a\\200b");
94 one(0, "sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345");
95 one(0, "sz_esc", "123456789012\033", -2, -2, 16, "123456789012");
96 one(0, "width_ascii", "123", 2, 2, -1, "12");
97 one(0, "width_double", "a\343\201\201", 2, 1, -1, "a");
98 one(0, "double_fit", "a\343\201\201", 7, 5, -1, "a\\343");
99 one(0, "double_spc", "a\343\201\201", 13, 13, 13, "a\\343\\201\\201");
100 }
101