| /* Test of conversion from UTF-16 to legacy encodings. |
| Copyright (C) 2007-2020 Free Software Foundation, Inc. |
| |
| This program 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. |
| |
| This program 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 this program. If not, see <https://www.gnu.org/licenses/>. */ |
| |
| /* Written by Bruno Haible <bruno@clisp.org>, 2007. */ |
| |
| #include <config.h> |
| |
| #include "uniconv.h" |
| |
| #include <errno.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "macros.h" |
| |
| /* Magic number for detecting bounds violations. */ |
| #define MAGIC 0x1983EFF1 |
| |
| static size_t * |
| new_offsets (size_t n) |
| { |
| size_t *offsets = (size_t *) malloc ((n + 1) * sizeof (size_t)); |
| offsets[n] = MAGIC; |
| return offsets; |
| } |
| |
| int |
| main () |
| { |
| #if HAVE_ICONV |
| static enum iconv_ilseq_handler handlers[] = |
| { iconveh_error, iconveh_question_mark, iconveh_escape_sequence }; |
| size_t h; |
| size_t o; |
| size_t i; |
| |
| /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1, |
| ISO-8859-2, and UTF-8. */ |
| |
| /* Test conversion from UTF-16 to ISO-8859-1 with no errors. */ |
| for (h = 0; h < SIZEOF (handlers); h++) |
| { |
| enum iconv_ilseq_handler handler = handlers[h]; |
| static const uint16_t input[] = /* Ärger mit bösen Bübchen ohne Augenmaß */ |
| { |
| 0xC4, 'r', 'g', 'e', 'r', ' ', 'm', 'i', 't', ' ', 'b', 0xF6, 's', |
| 'e', 'n', ' ', 'B', 0xFC, 'b', 'c', 'h', 'e', 'n', ' ', 'o', 'h', |
| 'n', 'e', ' ', 'A', 'u', 'g', 'e', 'n', 'm', 'a', 0xDF |
| }; |
| static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337"; |
| for (o = 0; o < 2; o++) |
| { |
| size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL); |
| size_t length; |
| char *result = u16_conv_to_encoding ("ISO-8859-1", handler, |
| input, SIZEOF (input), |
| offsets, |
| NULL, &length); |
| ASSERT (result != NULL); |
| ASSERT (length == strlen (expected)); |
| ASSERT (memcmp (result, expected, length) == 0); |
| if (o) |
| { |
| for (i = 0; i < 37; i++) |
| ASSERT (offsets[i] == i); |
| ASSERT (offsets[37] == MAGIC); |
| free (offsets); |
| } |
| free (result); |
| } |
| } |
| |
| /* Test conversion from UTF-16 to ISO-8859-1 with EILSEQ. */ |
| for (h = 0; h < SIZEOF (handlers); h++) |
| { |
| enum iconv_ilseq_handler handler = handlers[h]; |
| static const uint16_t input[] = /* Rafał Maszkowski */ |
| { |
| 'R', 'a', 'f', 'a', 0x0142, ' ', 'M', 'a', 's', 'z', 'k', 'o', 'w', |
| 's', 'k', 'i' |
| }; |
| for (o = 0; o < 2; o++) |
| { |
| size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL); |
| size_t length = 0xdead; |
| char *result = u16_conv_to_encoding ("ISO-8859-1", handler, |
| input, SIZEOF (input), |
| offsets, |
| NULL, &length); |
| switch (handler) |
| { |
| case iconveh_error: |
| ASSERT (result == NULL); |
| ASSERT (errno == EILSEQ); |
| ASSERT (length == 0xdead); |
| if (o) |
| free (offsets); |
| break; |
| case iconveh_question_mark: |
| { |
| static const char expected[] = "Rafa? Maszkowski"; |
| static const char expected_translit[] = "Rafal Maszkowski"; |
| ASSERT (result != NULL); |
| ASSERT (length == strlen (expected)); |
| ASSERT (memcmp (result, expected, length) == 0 |
| || memcmp (result, expected_translit, length) == 0); |
| if (o) |
| { |
| for (i = 0; i < 16; i++) |
| ASSERT (offsets[i] == i); |
| ASSERT (offsets[16] == MAGIC); |
| free (offsets); |
| } |
| free (result); |
| } |
| break; |
| case iconveh_escape_sequence: |
| { |
| static const char expected[] = "Rafa\\u0142 Maszkowski"; |
| ASSERT (result != NULL); |
| ASSERT (length == strlen (expected)); |
| ASSERT (memcmp (result, expected, length) == 0); |
| if (o) |
| { |
| for (i = 0; i < 16; i++) |
| ASSERT (offsets[i] == (i < 5 ? i : i + 5)); |
| ASSERT (offsets[16] == MAGIC); |
| free (offsets); |
| } |
| free (result); |
| } |
| break; |
| } |
| } |
| } |
| |
| /* Test conversion from UTF-16 to ISO-8859-1 with EINVAL. */ |
| for (h = 0; h < SIZEOF (handlers); h++) |
| { |
| enum iconv_ilseq_handler handler = handlers[h]; |
| static const uint16_t input[] = { 0xD845 }; |
| for (o = 0; o < 2; o++) |
| { |
| size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL); |
| size_t length; |
| char *result = u16_conv_to_encoding ("ISO-8859-1", handler, |
| input, SIZEOF (input), |
| offsets, |
| NULL, &length); |
| ASSERT (result != NULL); |
| ASSERT (length == strlen ("")); |
| if (o) |
| { |
| ASSERT (offsets[0] == 0); |
| ASSERT (offsets[1] == MAGIC); |
| free (offsets); |
| } |
| free (result); |
| } |
| } |
| |
| #endif |
| |
| return 0; |
| } |