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 18 void badarg(void); 19 void one(const char *, const char *, int, int, int, const char *); 20 21 void 22 badarg(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 36 void 37 one(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 57 void 58 tests(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