1/* $OpenBSD: tests.c,v 1.2 2016/05/30 12:05:56 schwarze 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 16void badarg(void); 17void one(const char *, const char *, int, int, int, const char *); 18 19void 20badarg(void) 21{ 22 char buf[16]; 23 int len, width; 24 25 width = 1; 26 TEST_START("utf8_badarg"); 27 len = snmprintf(buf, sizeof(buf), &width, "\377"); 28 ASSERT_INT_EQ(len, -1); 29 ASSERT_STRING_EQ(buf, ""); 30 ASSERT_INT_EQ(width, 0); 31 TEST_DONE(); 32} 33 34void 35one(const char *name, const char *mbs, int width, 36 int wantwidth, int wantlen, const char *wants) 37{ 38 char buf[16]; 39 int *wp; 40 int len; 41 42 if (wantlen == -2) 43 wantlen = strlen(wants); 44 (void)strlcpy(buf, "utf8_", sizeof(buf)); 45 (void)strlcat(buf, name, sizeof(buf)); 46 TEST_START(buf); 47 wp = wantwidth == -2 ? NULL : &width; 48 len = snmprintf(buf, sizeof(buf), wp, "%s", mbs); 49 ASSERT_INT_EQ(len, wantlen); 50 ASSERT_STRING_EQ(buf, wants); 51 ASSERT_INT_EQ(width, wantwidth); 52 TEST_DONE(); 53} 54 55void 56tests(void) 57{ 58 char *loc; 59 60 TEST_START("utf8_setlocale"); 61 loc = setlocale(LC_CTYPE, "en_US.UTF-8"); 62 ASSERT_PTR_NE(loc, NULL); 63 TEST_DONE(); 64 65 badarg(); 66 one("null", NULL, 8, 6, 6, "(null)"); 67 one("empty", "", 2, 0, 0, ""); 68 one("ascii", "x", -2, -2, -2, "x"); 69 one("newline", "a\nb", -2, -2, -2, "a\nb"); 70 one("cr", "a\rb", -2, -2, -2, "a\rb"); 71 one("tab", "a\tb", -2, -2, -2, "a\tb"); 72 one("esc", "\033x", -2, -2, -2, "\\033x"); 73 one("inv_badbyte", "\377x", -2, -2, -2, "\\377x"); 74 one("inv_nocont", "\341x", -2, -2, -2, "\\341x"); 75 one("inv_nolead", "a\200b", -2, -2, -2, "a\\200b"); 76 one("sz_ascii", "1234567890123456", -2, -2, 16, "123456789012345"); 77 one("sz_esc", "123456789012\033", -2, -2, 16, "123456789012"); 78 one("width_ascii", "123", 2, 2, -1, "12"); 79 one("width_double", "a\343\201\201", 2, 1, -1, "a"); 80 one("double_fit", "a\343\201\201", 3, 3, 4, "a\343\201\201"); 81 one("double_spc", "a\343\201\201", 4, 3, 4, "a\343\201\201"); 82} 83