/* * test-core-utf8.cpp - test UTF-8 string functions * * Copyright (C) 2014-2024 Sébastien Helleu * * This file is part of WeeChat, the extensible chat client. * * WeeChat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * WeeChat is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with WeeChat. If not, see . */ #include "CppUTest/TestHarness.h" #include "tests/tests.h" extern "C" { #include #include #include #include "src/core/core-utf8.h" #include "src/core/core-config.h" } #define TEST_STRNCPY(__result, __dest, __string, __length) \ if (__dest != NULL) \ { \ dest[0] = '\x01'; \ dest[1] = '\0'; \ } \ utf8_strncpy (__dest, __string, __length); \ if (__dest != NULL) \ { \ STRCMP_EQUAL(__result, __dest); \ } /* * delete: * [] * U+007F (127) * UTF-8: 1 byte = 0x7F */ #define UNICODE_DELETE "\u007f" /* * next line: * [] * U+0085 (133) * UTF-8: 2 bytes = 0xC2 0x85 */ #define UNICODE_NEXT_LINE "\u0085" /* * private use two: * [’] * U+0092 (146) * UTF-8: 2 bytes = 0xC2 0X92 */ #define UNICODE_PRIVATE_USE_TWO "\u0092" /* * soft hyphen: * [­] * U+00AD (173) * UTF-8: 2 bytes = 0xC2 0xAD */ #define UNICODE_SOFT_HYPHEN "\u00ad" /* zero width space: * [​] * U+200B (8203) * UTF-8: 3 bytes = 0xE2 0x80 0x8B */ #define UNICODE_ZERO_WIDTH_SPACE "\u200b" /* snowman without snow: * [⛄] * U+26C4 (9924) * UTF-8: 3 bytes = 0xE2 0x9B 0x84 */ #define UNICODE_SNOWMAN "\u26c4" /* cjk yellow: * [⻩] * U+2EE9 (12009) * UTF-8: 3 bytes = 0xE2 0xBB 0xA9 */ #define UNICODE_CJK_YELLOW "\u2ee9" /* han char: * [𤭢] * U+24B62 (150370) * UTF-8: 4 bytes = 0xF0 0xA4 0xAD 0xA2 */ #define UNICODE_HAN_CHAR "\U00024b62" /* various invalid or incomplete UTF-8 sequences */ #define UTF8_4BYTES_INVALID "\xf0\x03\x02\x01" #define UTF8_2BYTES_TRUNCATED_1 "\xc0" #define UTF8_3BYTES_TRUNCATED_1 "\xe2" #define UTF8_3BYTES_TRUNCATED_2 "\xe2\xbb" #define UTF8_4BYTES_TRUNCATED_1 "\xf0" #define UTF8_4BYTES_TRUNCATED_2 "\xf0\xa4" #define UTF8_4BYTES_TRUNCATED_3 "\xf0\xa4\xad" /* "noël" */ #define UTF8_NOEL_VALID "no\xc3\xabl" #define UTF8_NOEL_VALID_MULTILINE "no\xc3\xabl\nno\xc3\xabl" #define UTF8_NOEL_INVALID "no\xc3l" #define UTF8_NOEL_INVALID2 "no\xff\xffl" #define UTF8_NOEL_INVALID_NORM "no?l" #define UTF8_NOEL_INVALID2_NORM "no??l" TEST_GROUP(CoreUtf8) { }; /* * Tests functions: * utf8_has_8bits * utf8_is_valid */ TEST(CoreUtf8, Validity) { const char *noel_valid = UTF8_NOEL_VALID; const char *noel_invalid = UTF8_NOEL_INVALID; const char *utf8_4bytes_invalid = UTF8_4BYTES_INVALID; char *error; /* check 8 bits */ LONGS_EQUAL(0, utf8_has_8bits (NULL)); LONGS_EQUAL(0, utf8_has_8bits ("")); LONGS_EQUAL(0, utf8_has_8bits ("abc")); LONGS_EQUAL(1, utf8_has_8bits ("no\xc3\xabl")); /* check validity */ LONGS_EQUAL(1, utf8_is_valid (NULL, -1, NULL)); LONGS_EQUAL(1, utf8_is_valid (NULL, 0, NULL)); LONGS_EQUAL(1, utf8_is_valid (NULL, 1, NULL)); LONGS_EQUAL(1, utf8_is_valid (NULL, -1, &error)); LONGS_EQUAL(1, utf8_is_valid (NULL, 0, &error)); LONGS_EQUAL(1, utf8_is_valid (NULL, 1, &error)); LONGS_EQUAL(1, utf8_is_valid ("", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("", -1, &error)); LONGS_EQUAL(1, utf8_is_valid ("", 0, &error)); LONGS_EQUAL(1, utf8_is_valid ("", 1, &error)); LONGS_EQUAL(1, utf8_is_valid ("abc", -1, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid ("abc", 0, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid ("abc", 1, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid (noel_valid, -1, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid (noel_valid, 0, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid (noel_valid, 1, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, -1, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, 0, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, 1, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, 2, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, 3, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (utf8_4bytes_invalid, 4, &error)); POINTERS_EQUAL(utf8_4bytes_invalid, error); LONGS_EQUAL(0, utf8_is_valid (noel_invalid, -1, &error)); POINTERS_EQUAL(noel_invalid + 2, error); LONGS_EQUAL(0, utf8_is_valid (noel_invalid, 0, &error)); POINTERS_EQUAL(noel_invalid + 2, error); LONGS_EQUAL(1, utf8_is_valid (noel_invalid, 1, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(1, utf8_is_valid (noel_invalid, 2, &error)); POINTERS_EQUAL(NULL, error); LONGS_EQUAL(0, utf8_is_valid (noel_invalid, 3, &error)); POINTERS_EQUAL(noel_invalid + 2, error); LONGS_EQUAL(0, utf8_is_valid (noel_invalid, 4, &error)); POINTERS_EQUAL(noel_invalid + 2, error); LONGS_EQUAL(0, utf8_is_valid (noel_invalid, 5, &error)); POINTERS_EQUAL(noel_invalid + 2, error); /* 2 bytes: code point must be in range U+0080-07FF */ /* U+0 */ LONGS_EQUAL(0, utf8_is_valid ("\xc0\x80", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc0\x80", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc0\x80", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc0\x80", 2, NULL)); /* U+7F */ LONGS_EQUAL(0, utf8_is_valid ("\xc1\xbf", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc1\xbf", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc1\xbf", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xc1\xbf", 2, NULL)); /* U+80 */ LONGS_EQUAL(1, utf8_is_valid ("\xc2\x80", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xc2\x80", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xc2\x80", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xc2\x80", 2, NULL)); /* U+7FF */ LONGS_EQUAL(1, utf8_is_valid ("\xdf\xbf", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xdf\xbf", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xdf\xbf", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xdf\xbf", 2, NULL)); /* 3 bytes: code point must be in range: U+0800-FFFF */ /* U+0 */ LONGS_EQUAL(0, utf8_is_valid ("\xe0\x80\x80", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x80\x80", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x80\x80", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x80\x80", 2, NULL)); /* U+7FF */ LONGS_EQUAL(0, utf8_is_valid ("\xe0\x9f\xbf", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x9f\xbf", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x9f\xbf", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xe0\x9f\xbf", 2, NULL)); /* U+D800 */ LONGS_EQUAL(0, utf8_is_valid ("\xed\xa0\x80", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xa0\x80", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xa0\x80", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xa0\x80", 2, NULL)); /* U+DFFF */ LONGS_EQUAL(0, utf8_is_valid ("\xed\xbf\xbf", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xbf\xbf", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xbf\xbf", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xed\xbf\xbf", 2, NULL)); /* U+800 */ LONGS_EQUAL(1, utf8_is_valid ("\xe0\xa0\x80", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe0\xa0\x80", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe0\xa0\x80", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe0\xa0\x80", 2, NULL)); /* U+D7FF */ LONGS_EQUAL(1, utf8_is_valid ("\xed\x9f\xbf", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xed\x9f\xbf", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xed\x9f\xbf", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xed\x9f\xbf", 2, NULL)); /* U+E000 */ LONGS_EQUAL(1, utf8_is_valid ("\xe7\x80\x80", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe7\x80\x80", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe7\x80\x80", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xe7\x80\x80", 2, NULL)); /* U+FFFF */ LONGS_EQUAL(1, utf8_is_valid ("\xef\xbf\xbf", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xef\xbf\xbf", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xef\xbf\xbf", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xef\xbf\xbf", 2, NULL)); /* 4 bytes: code point must be in range: U+10000-1FFFFF */ /* U+0 */ LONGS_EQUAL(0, utf8_is_valid ("\xf0\x80\x80\x80", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x80\x80\x80", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x80\x80\x80", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x80\x80\x80", 2, NULL)); /* U+FFFF */ LONGS_EQUAL(0, utf8_is_valid ("\xf0\x8f\xbf\xbf", -1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x8f\xbf\xbf", 0, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x8f\xbf\xbf", 1, NULL)); LONGS_EQUAL(0, utf8_is_valid ("\xf0\x8f\xbf\xbf", 2, NULL)); /* U+10000 */ LONGS_EQUAL(1, utf8_is_valid ("\xf0\x90\x80\x80", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf0\x90\x80\x80", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf0\x90\x80\x80", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf0\x90\x80\x80", 2, NULL)); /* U+1FFFFF */ LONGS_EQUAL(1, utf8_is_valid ("\xf7\xbf\xbf\xbf", -1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf7\xbf\xbf\xbf", 0, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf7\xbf\xbf\xbf", 1, NULL)); LONGS_EQUAL(1, utf8_is_valid ("\xf7\xbf\xbf\xbf", 2, NULL)); } /* * Tests functions: * utf8_normalize */ TEST(CoreUtf8, Normalize) { char *str; str = strdup (UTF8_NOEL_INVALID); utf8_normalize (NULL, '?'); utf8_normalize (str, '?'); STRCMP_EQUAL(UTF8_NOEL_INVALID_NORM, str); free (str); str = strdup (UTF8_NOEL_INVALID2); utf8_normalize (str, '?'); STRCMP_EQUAL(UTF8_NOEL_INVALID2_NORM, str); free (str); } /* * Tests functions: * utf8_prev_char * utf8_next_char * utf8_beginning_of_line * utf8_end_of_line * utf8_add_offset * utf8_real_pos * utf8_pos */ TEST(CoreUtf8, Move) { const char *ptr; const char *empty_string = ""; const char *noel_valid = UTF8_NOEL_VALID; const char *noel_valid_multiline = UTF8_NOEL_VALID_MULTILINE; const char *utf8_2bytes_truncated_1 = UTF8_2BYTES_TRUNCATED_1; const char *utf8_3bytes_truncated_1 = UTF8_3BYTES_TRUNCATED_1; const char *utf8_3bytes_truncated_2 = UTF8_3BYTES_TRUNCATED_2; const char *utf8_4bytes_truncated_1 = UTF8_4BYTES_TRUNCATED_1; const char *utf8_4bytes_truncated_2 = UTF8_4BYTES_TRUNCATED_2; const char *utf8_4bytes_truncated_3 = UTF8_4BYTES_TRUNCATED_3; const char *han_char = UNICODE_HAN_CHAR; /* previous/next char */ POINTERS_EQUAL(NULL, utf8_prev_char (NULL, NULL)); POINTERS_EQUAL(NULL, utf8_next_char (NULL)); POINTERS_EQUAL(NULL, utf8_prev_char (empty_string, empty_string)); POINTERS_EQUAL(empty_string + 1, utf8_next_char (empty_string)); POINTERS_EQUAL(NULL, utf8_prev_char (noel_valid + 1, noel_valid)); ptr = utf8_next_char (noel_valid); STRCMP_EQUAL("oël", ptr); ptr = utf8_next_char (ptr); STRCMP_EQUAL("ël", ptr); ptr = utf8_next_char (ptr); STRCMP_EQUAL("l", ptr); ptr = utf8_prev_char (noel_valid, ptr); STRCMP_EQUAL("ël", ptr); ptr = utf8_prev_char (noel_valid, ptr); STRCMP_EQUAL("oël", ptr); ptr = utf8_prev_char (noel_valid, ptr); STRCMP_EQUAL("noël", ptr); POINTERS_EQUAL(noel_valid, ptr); ptr = utf8_prev_char (han_char, han_char + 4); POINTERS_EQUAL(han_char, ptr); ptr = utf8_prev_char (noel_valid + 3, noel_valid + 4); POINTERS_EQUAL(noel_valid + 3, ptr); POINTERS_EQUAL(utf8_2bytes_truncated_1 + 1, utf8_next_char (utf8_2bytes_truncated_1)); POINTERS_EQUAL(utf8_3bytes_truncated_1 + 1, utf8_next_char (utf8_3bytes_truncated_1)); POINTERS_EQUAL(utf8_3bytes_truncated_2 + 2, utf8_next_char (utf8_3bytes_truncated_2)); POINTERS_EQUAL(utf8_4bytes_truncated_1 + 1, utf8_next_char (utf8_4bytes_truncated_1)); POINTERS_EQUAL(utf8_4bytes_truncated_2 + 2, utf8_next_char (utf8_4bytes_truncated_2)); POINTERS_EQUAL(utf8_4bytes_truncated_3 + 3, utf8_next_char (utf8_4bytes_truncated_3)); /* beginning/end of line */ POINTERS_EQUAL(NULL, utf8_beginning_of_line (NULL, NULL)); POINTERS_EQUAL(NULL, utf8_end_of_line (NULL)); ptr = utf8_end_of_line (noel_valid_multiline); STRCMP_EQUAL("\nnoël", ptr); ptr = utf8_end_of_line (ptr); STRCMP_EQUAL("\nnoël", ptr); ptr = utf8_next_char (ptr); ptr = utf8_end_of_line (ptr); STRCMP_EQUAL("", ptr); ptr = utf8_end_of_line (ptr); STRCMP_EQUAL("", ptr); ptr = utf8_beginning_of_line (noel_valid_multiline, ptr); STRCMP_EQUAL(noel_valid, ptr); ptr = utf8_beginning_of_line (noel_valid_multiline, ptr); STRCMP_EQUAL(noel_valid, ptr); ptr = utf8_prev_char (noel_valid_multiline, ptr); ptr = utf8_beginning_of_line (noel_valid_multiline, ptr); STRCMP_EQUAL(noel_valid_multiline, ptr); ptr = utf8_beginning_of_line (noel_valid_multiline, ptr); STRCMP_EQUAL(noel_valid_multiline, ptr); /* add offset */ POINTERS_EQUAL(NULL, utf8_add_offset (NULL, 0)); ptr = utf8_add_offset (noel_valid, 0); STRCMP_EQUAL(noel_valid, ptr); ptr = utf8_add_offset (noel_valid, 1); STRCMP_EQUAL("oël", ptr); ptr = utf8_add_offset (noel_valid, 3); STRCMP_EQUAL("l", ptr); /* real position */ LONGS_EQUAL(-1, utf8_real_pos (NULL, -1)); LONGS_EQUAL(0, utf8_real_pos (NULL, 0)); LONGS_EQUAL(0, utf8_real_pos (noel_valid, -1)); LONGS_EQUAL(0, utf8_real_pos (noel_valid, 0)); LONGS_EQUAL(1, utf8_real_pos (noel_valid, 1)); LONGS_EQUAL(2, utf8_real_pos (noel_valid, 2)); LONGS_EQUAL(4, utf8_real_pos (noel_valid, 3)); /* position */ LONGS_EQUAL(-1, utf8_pos (NULL, -1)); LONGS_EQUAL(0, utf8_pos (NULL, 0)); LONGS_EQUAL(0, utf8_pos (noel_valid, -1)); LONGS_EQUAL(0, utf8_pos (noel_valid, 0)); LONGS_EQUAL(1, utf8_pos (noel_valid, 1)); LONGS_EQUAL(2, utf8_pos (noel_valid, 2)); LONGS_EQUAL(3, utf8_pos (noel_valid, 4)); } /* * Tests functions: * utf8_char_int * utf8_int_string * utf8_wide_char */ TEST(CoreUtf8, Convert) { const char *utf8_2bytes_truncated_1 = UTF8_2BYTES_TRUNCATED_1; const char *utf8_3bytes_truncated_1 = UTF8_3BYTES_TRUNCATED_1; const char *utf8_3bytes_truncated_2 = UTF8_3BYTES_TRUNCATED_2; const char *utf8_4bytes_truncated_1 = UTF8_4BYTES_TRUNCATED_1; const char *utf8_4bytes_truncated_2 = UTF8_4BYTES_TRUNCATED_2; const char *utf8_4bytes_truncated_3 = UTF8_4BYTES_TRUNCATED_3; char result[5]; /* get UTF-8 char as integer */ LONGS_EQUAL(0, utf8_char_int (NULL)); LONGS_EQUAL(0, utf8_char_int ("")); LONGS_EQUAL(65, utf8_char_int ("ABC")); LONGS_EQUAL(235, utf8_char_int ("ë")); LONGS_EQUAL(0x20ac, utf8_char_int ("€")); LONGS_EQUAL(0x2ee9, utf8_char_int (UNICODE_CJK_YELLOW)); LONGS_EQUAL(0x24b62, utf8_char_int (UNICODE_HAN_CHAR)); LONGS_EQUAL(0x0, utf8_char_int ("\xc0\x80")); /* invalid */ LONGS_EQUAL(0x7f, utf8_char_int ("\xc1\xbf")); /* invalid */ LONGS_EQUAL(0x80, utf8_char_int ("\xc2\x80")); LONGS_EQUAL(0x7ff, utf8_char_int ("\xdf\xbf")); LONGS_EQUAL(0x0, utf8_char_int ("\xe0\x80\x80")); /* invalid */ LONGS_EQUAL(0x7ff, utf8_char_int ("\xe0\x9f\xbf")); /* invalid */ LONGS_EQUAL(0xd800, utf8_char_int ("\xed\xa0\x80")); /* invalid */ LONGS_EQUAL(0xdfff, utf8_char_int ("\xed\xbf\xbf")); /* invalid */ LONGS_EQUAL(0x800, utf8_char_int ("\xe0\xa0\x80")); LONGS_EQUAL(0xd7ff, utf8_char_int ("\xed\x9f\xbf")); LONGS_EQUAL(0x7000, utf8_char_int ("\xe7\x80\x80")); LONGS_EQUAL(0xffff, utf8_char_int ("\xef\xbf\xbf")); LONGS_EQUAL(0x0, utf8_char_int ("\xf0\x80\x80\x80")); /* invalid */ LONGS_EQUAL(0xffff, utf8_char_int ("\xf0\x8f\xbf\xbf")); /* invalid */ LONGS_EQUAL(0x10000, utf8_char_int ("\xf0\x90\x80\x80")); LONGS_EQUAL(0x1fffff, utf8_char_int ("\xf7\xbf\xbf\xbf")); LONGS_EQUAL(0x0, utf8_char_int (utf8_2bytes_truncated_1)); LONGS_EQUAL(0x02, utf8_char_int (utf8_3bytes_truncated_1)); LONGS_EQUAL(0xbb, utf8_char_int (utf8_3bytes_truncated_2)); LONGS_EQUAL(0x0, utf8_char_int (utf8_4bytes_truncated_1)); LONGS_EQUAL(0x24, utf8_char_int (utf8_4bytes_truncated_2)); LONGS_EQUAL(0x92d, utf8_char_int (utf8_4bytes_truncated_3)); /* convert unicode char to a string */ LONGS_EQUAL(0, utf8_int_string (0, NULL)); LONGS_EQUAL(0, utf8_int_string (0, result)); STRCMP_EQUAL("", result); LONGS_EQUAL(2, utf8_int_string (L'ë', result)); STRCMP_EQUAL("ë", result); LONGS_EQUAL(3, utf8_int_string (L'€', result)); STRCMP_EQUAL("€", result); LONGS_EQUAL(3, utf8_int_string (0x2ee9, result)); STRCMP_EQUAL(UNICODE_CJK_YELLOW, result); LONGS_EQUAL(4, utf8_int_string (0x24b62, result)); STRCMP_EQUAL(UNICODE_HAN_CHAR, result); } /* * Tests functions: * utf8_char_size * utf8_char_size_screen * utf8_strlen * utf8_strnlen * utf8_strlen_screen */ TEST(CoreUtf8, Size) { /* char size (in bytes) */ LONGS_EQUAL(0, utf8_char_size (NULL)); LONGS_EQUAL(1, utf8_char_size ("")); LONGS_EQUAL(1, utf8_char_size ("A")); LONGS_EQUAL(2, utf8_char_size ("ë")); LONGS_EQUAL(3, utf8_char_size ("€")); LONGS_EQUAL(1, utf8_char_size ("\x01")); LONGS_EQUAL(1, utf8_char_size (UNICODE_DELETE)); LONGS_EQUAL(2, utf8_char_size (UNICODE_NEXT_LINE)); LONGS_EQUAL(2, utf8_char_size (UNICODE_PRIVATE_USE_TWO)); LONGS_EQUAL(2, utf8_char_size (UNICODE_SOFT_HYPHEN)); LONGS_EQUAL(3, utf8_char_size (UNICODE_ZERO_WIDTH_SPACE)); LONGS_EQUAL(3, utf8_char_size (UNICODE_SNOWMAN)); LONGS_EQUAL(3, utf8_char_size (UNICODE_CJK_YELLOW)); LONGS_EQUAL(4, utf8_char_size (UNICODE_HAN_CHAR)); /* ë as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(1, utf8_char_size ("\xeb")); /* ël as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(2, utf8_char_size ("\xebl")); /* ëlm as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(3, utf8_char_size ("\xeblm")); /* ëlmn as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(3, utf8_char_size ("\xeblmn")); /* char size on screen */ LONGS_EQUAL(0, utf8_char_size_screen (NULL)); LONGS_EQUAL(0, utf8_char_size_screen ("")); LONGS_EQUAL(1, utf8_char_size_screen ("A")); LONGS_EQUAL(1, utf8_char_size_screen ("ë")); LONGS_EQUAL(1, utf8_char_size_screen ("€")); LONGS_EQUAL(1, utf8_char_size_screen ("\x01")); LONGS_EQUAL(-1, utf8_char_size_screen (UNICODE_DELETE)); LONGS_EQUAL(-1, utf8_char_size_screen (UNICODE_NEXT_LINE)); LONGS_EQUAL(-1, utf8_char_size_screen (UNICODE_PRIVATE_USE_TWO)); LONGS_EQUAL(-1, utf8_char_size_screen (UNICODE_SOFT_HYPHEN)); LONGS_EQUAL(-1, utf8_char_size_screen (UNICODE_ZERO_WIDTH_SPACE)); LONGS_EQUAL(2, utf8_char_size_screen (UNICODE_SNOWMAN)); LONGS_EQUAL(2, utf8_char_size_screen (UNICODE_CJK_YELLOW)); LONGS_EQUAL(2, utf8_char_size_screen (UNICODE_HAN_CHAR)); /* ë as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(-1, utf8_char_size_screen ("\xeb")); /* ël as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(1, utf8_char_size_screen ("\xebl")); /* ëlm as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(2, utf8_char_size_screen ("\xeblm")); /* ëlmn as iso-8859-15: invalid UTF-8 */ LONGS_EQUAL(2, utf8_char_size_screen ("\xeblmn")); /* length of string (in chars) */ LONGS_EQUAL(0, utf8_strlen (NULL)); LONGS_EQUAL(0, utf8_strlen ("")); LONGS_EQUAL(1, utf8_strlen ("A")); LONGS_EQUAL(1, utf8_strlen ("ë")); LONGS_EQUAL(1, utf8_strlen ("€")); LONGS_EQUAL(1, utf8_strlen ("\x01")); LONGS_EQUAL(4, utf8_strlen (UTF8_NOEL_VALID)); LONGS_EQUAL(1, utf8_strlen (UNICODE_DELETE)); LONGS_EQUAL(1, utf8_strlen (UNICODE_NEXT_LINE)); LONGS_EQUAL(1, utf8_strlen (UNICODE_PRIVATE_USE_TWO)); LONGS_EQUAL(1, utf8_strlen (UNICODE_SOFT_HYPHEN)); LONGS_EQUAL(1, utf8_strlen (UNICODE_ZERO_WIDTH_SPACE)); LONGS_EQUAL(1, utf8_strlen (UNICODE_SNOWMAN)); LONGS_EQUAL(1, utf8_strlen (UNICODE_CJK_YELLOW)); LONGS_EQUAL(1, utf8_strlen (UNICODE_HAN_CHAR)); /* length of string (in chars, for max N bytes) */ LONGS_EQUAL(0, utf8_strnlen (NULL, 0)); LONGS_EQUAL(0, utf8_strnlen ("", 0)); LONGS_EQUAL(1, utf8_strnlen ("AZ", 1)); LONGS_EQUAL(1, utf8_strnlen ("ëZ", 2)); LONGS_EQUAL(1, utf8_strnlen ("€Z", 3)); LONGS_EQUAL(1, utf8_strnlen (UNICODE_HAN_CHAR "Z", 4)); /* length of string on screen (in chars) */ LONGS_EQUAL(0, utf8_strlen_screen (NULL)); LONGS_EQUAL(0, utf8_strlen_screen ("")); LONGS_EQUAL(1, utf8_strlen_screen ("A")); LONGS_EQUAL(1, utf8_strlen_screen ("ë")); LONGS_EQUAL(1, utf8_strlen_screen ("€")); LONGS_EQUAL(1, utf8_strlen_screen ("\x01")); LONGS_EQUAL(4, utf8_strlen_screen (UTF8_NOEL_VALID)); LONGS_EQUAL(4, utf8_strlen_screen ("abc\x01")); LONGS_EQUAL(8, utf8_strlen_screen ("a" "\x01" UTF8_NOEL_VALID "\x02" "b")); LONGS_EQUAL(0, utf8_strlen_screen (UNICODE_DELETE)); LONGS_EQUAL(4, utf8_strlen_screen ("a" "\x01" UNICODE_DELETE "\x02" "b")); LONGS_EQUAL(0, utf8_strlen_screen (UNICODE_NEXT_LINE)); LONGS_EQUAL(4, utf8_strlen_screen ("a" "\x01" UNICODE_NEXT_LINE "\x02" "b")); LONGS_EQUAL(0, utf8_strlen_screen (UNICODE_PRIVATE_USE_TWO)); LONGS_EQUAL(4, utf8_strlen_screen ("a" "\x01" UNICODE_PRIVATE_USE_TWO "\x02" "b")); LONGS_EQUAL(0, utf8_strlen_screen (UNICODE_SOFT_HYPHEN)); LONGS_EQUAL(4, utf8_strlen_screen ("a" "\x01" UNICODE_SOFT_HYPHEN "\x02" "b")); LONGS_EQUAL(0, utf8_strlen_screen (UNICODE_ZERO_WIDTH_SPACE)); LONGS_EQUAL(4, utf8_strlen_screen ("a" "\x01" UNICODE_ZERO_WIDTH_SPACE "\x02" "b")); LONGS_EQUAL(2, utf8_strlen_screen (UNICODE_SNOWMAN)); LONGS_EQUAL(6, utf8_strlen_screen ("a" "\x01" UNICODE_SNOWMAN "\x02" "b")); LONGS_EQUAL(2, utf8_strlen_screen (UNICODE_CJK_YELLOW)); LONGS_EQUAL(6, utf8_strlen_screen ("a" "\x01" UNICODE_CJK_YELLOW "\x02" "b")); LONGS_EQUAL(2, utf8_strlen_screen (UNICODE_HAN_CHAR)); LONGS_EQUAL(6, utf8_strlen_screen ("a" "\x01" UNICODE_HAN_CHAR "\x02" "b")); /* length of Tabulation */ LONGS_EQUAL(1, utf8_strlen_screen ("\t")); config_file_option_set (config_look_tab_width, "4", 1); LONGS_EQUAL(4, utf8_strlen_screen ("\t")); config_file_option_set (config_look_tab_width, "8", 1); LONGS_EQUAL(8, utf8_strlen_screen ("\t")); config_file_option_reset (config_look_tab_width, 1); } /* * Tests functions: * utf8_strndup */ TEST(CoreUtf8, Duplicate) { char *str; WEE_TEST_STR(NULL, utf8_strndup (NULL, 0)); WEE_TEST_STR("", utf8_strndup (UTF8_NOEL_VALID, 0)); WEE_TEST_STR("n", utf8_strndup (UTF8_NOEL_VALID, 1)); WEE_TEST_STR("no", utf8_strndup (UTF8_NOEL_VALID, 2)); WEE_TEST_STR("noë", utf8_strndup (UTF8_NOEL_VALID, 3)); WEE_TEST_STR("noël", utf8_strndup (UTF8_NOEL_VALID, 4)); WEE_TEST_STR("noël", utf8_strndup (UTF8_NOEL_VALID, 5)); } /* * Tests functions: * utf8_strncpy */ TEST(CoreUtf8, Copy) { char dest[256]; /* invalid parameters */ TEST_STRNCPY("", NULL, NULL, -1); TEST_STRNCPY("", dest, NULL, -1); TEST_STRNCPY("", dest, "abc", -1); TEST_STRNCPY("", dest, "abc", 0); TEST_STRNCPY("a", dest, "abc", 1); TEST_STRNCPY("ab", dest, "abc", 2); TEST_STRNCPY("abc", dest, "abc", 3); TEST_STRNCPY("abc", dest, "abc", 4); TEST_STRNCPY("", dest, UTF8_NOEL_VALID, 0); TEST_STRNCPY("n", dest, UTF8_NOEL_VALID, 1); TEST_STRNCPY("no", dest, UTF8_NOEL_VALID, 2); TEST_STRNCPY("noë", dest, UTF8_NOEL_VALID, 3); TEST_STRNCPY("noël", dest, UTF8_NOEL_VALID, 4); TEST_STRNCPY("noël", dest, UTF8_NOEL_VALID, 5); }