| 1 | /* Test of u8_mbtoucr() function.
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| 2 | Copyright (C) 2010-2021 Free Software Foundation, Inc.
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| 3 |
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| 4 | This program is free software: you can redistribute it and/or modify
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| 5 | it under the terms of the GNU General Public License as published by
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| 6 | the Free Software Foundation; either version 3 of the License, or
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| 7 | (at your option) any later version.
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| 8 |
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| 9 | This program is distributed in the hope that it will be useful,
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 12 | GNU General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU General Public License
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| 15 | along with this program. If not, see <https://www.gnu.org/licenses/>. */
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| 16 |
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| 17 | /* Written by Bruno Haible <bruno@clisp.org>, 2010. */
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| 18 |
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| 19 | #include <config.h>
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| 20 |
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| 21 | #include "unistr.h"
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| 22 |
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| 23 | #include "macros.h"
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| 24 |
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| 25 | int
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| 26 | main ()
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| 27 | {
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| 28 | ucs4_t uc;
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| 29 | int ret;
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| 30 |
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| 31 | /* Test NUL unit input. */
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| 32 | {
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| 33 | static const uint8_t input[] = "";
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| 34 | uc = 0xBADFACE;
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| 35 | ret = u8_mbtoucr (&uc, input, 1);
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| 36 | ASSERT (ret == 1);
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| 37 | ASSERT (uc == 0);
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| 38 | }
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| 39 |
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| 40 | /* Test ISO 646 unit input. */
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| 41 | {
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| 42 | ucs4_t c;
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| 43 | uint8_t buf[1];
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| 44 |
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| 45 | for (c = 0; c < 0x80; c++)
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| 46 | {
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| 47 | buf[0] = c;
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| 48 | uc = 0xBADFACE;
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| 49 | ret = u8_mbtoucr (&uc, buf, 1);
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| 50 | ASSERT (ret == 1);
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| 51 | ASSERT (uc == c);
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| 52 | }
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| 53 | }
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| 54 |
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| 55 | /* Test 2-byte character input. */
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| 56 | {
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| 57 | static const uint8_t input[] = { 0xC3, 0x97 };
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| 58 | uc = 0xBADFACE;
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| 59 | ret = u8_mbtoucr (&uc, input, 2);
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| 60 | ASSERT (ret == 2);
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| 61 | ASSERT (uc == 0x00D7);
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| 62 | }
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| 63 |
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| 64 | /* Test 3-byte character input. */
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| 65 | {
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| 66 | static const uint8_t input[] = { 0xE2, 0x82, 0xAC };
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| 67 | uc = 0xBADFACE;
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| 68 | ret = u8_mbtoucr (&uc, input, 3);
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| 69 | ASSERT (ret == 3);
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| 70 | ASSERT (uc == 0x20AC);
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| 71 | }
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| 72 |
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| 73 | /* Test 4-byte character input. */
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| 74 | {
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| 75 | static const uint8_t input[] = { 0xF4, 0x8F, 0xBF, 0xBD };
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| 76 | uc = 0xBADFACE;
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| 77 | ret = u8_mbtoucr (&uc, input, 4);
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| 78 | ASSERT (ret == 4);
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| 79 | ASSERT (uc == 0x10FFFD);
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| 80 | }
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| 81 |
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| 82 | /* Test incomplete/invalid 1-byte input. */
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| 83 | {
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| 84 | static const uint8_t input[] = { 0xC1 };
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| 85 | uc = 0xBADFACE;
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| 86 | ret = u8_mbtoucr (&uc, input, 1);
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| 87 | ASSERT (ret == -1);
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| 88 | ASSERT (uc == 0xFFFD);
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| 89 | }
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| 90 | {
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| 91 | static const uint8_t input[] = { 0xC3 };
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| 92 | uc = 0xBADFACE;
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| 93 | ret = u8_mbtoucr (&uc, input, 1);
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| 94 | ASSERT (ret == -2);
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| 95 | ASSERT (uc == 0xFFFD);
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| 96 | }
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| 97 | {
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| 98 | static const uint8_t input[] = { 0xE2 };
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| 99 | uc = 0xBADFACE;
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| 100 | ret = u8_mbtoucr (&uc, input, 1);
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| 101 | ASSERT (ret == -2);
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| 102 | ASSERT (uc == 0xFFFD);
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| 103 | }
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| 104 | {
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| 105 | static const uint8_t input[] = { 0xF4 };
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| 106 | uc = 0xBADFACE;
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| 107 | ret = u8_mbtoucr (&uc, input, 1);
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| 108 | ASSERT (ret == -2);
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| 109 | ASSERT (uc == 0xFFFD);
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| 110 | }
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| 111 | {
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| 112 | static const uint8_t input[] = { 0xFE };
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| 113 | uc = 0xBADFACE;
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| 114 | ret = u8_mbtoucr (&uc, input, 1);
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| 115 | ASSERT (ret == -1);
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| 116 | ASSERT (uc == 0xFFFD);
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| 117 | }
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| 118 |
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| 119 | /* Test incomplete/invalid 2-byte input. */
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| 120 | {
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| 121 | static const uint8_t input[] = { 0xE0, 0x9F };
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| 122 | uc = 0xBADFACE;
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| 123 | ret = u8_mbtoucr (&uc, input, 2);
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| 124 | ASSERT (ret == -1);
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| 125 | ASSERT (uc == 0xFFFD);
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| 126 | }
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| 127 | {
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| 128 | static const uint8_t input[] = { 0xE2, 0x82 };
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| 129 | uc = 0xBADFACE;
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| 130 | ret = u8_mbtoucr (&uc, input, 2);
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| 131 | ASSERT (ret == -2);
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| 132 | ASSERT (uc == 0xFFFD);
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| 133 | }
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| 134 | {
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| 135 | static const uint8_t input[] = { 0xE2, 0xD0 };
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| 136 | uc = 0xBADFACE;
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| 137 | ret = u8_mbtoucr (&uc, input, 2);
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| 138 | ASSERT (ret == -1);
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| 139 | ASSERT (uc == 0xFFFD);
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| 140 | }
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| 141 | {
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| 142 | static const uint8_t input[] = { 0xF0, 0x8F };
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| 143 | uc = 0xBADFACE;
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| 144 | ret = u8_mbtoucr (&uc, input, 2);
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| 145 | ASSERT (ret == -1);
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| 146 | ASSERT (uc == 0xFFFD);
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| 147 | }
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| 148 | {
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| 149 | static const uint8_t input[] = { 0xF3, 0x8F };
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| 150 | uc = 0xBADFACE;
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| 151 | ret = u8_mbtoucr (&uc, input, 2);
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| 152 | ASSERT (ret == -2);
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| 153 | ASSERT (uc == 0xFFFD);
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| 154 | }
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| 155 | {
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| 156 | static const uint8_t input[] = { 0xF3, 0xD0 };
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| 157 | uc = 0xBADFACE;
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| 158 | ret = u8_mbtoucr (&uc, input, 2);
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| 159 | ASSERT (ret == -1);
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| 160 | ASSERT (uc == 0xFFFD);
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| 161 | }
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| 162 |
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| 163 | /* Test incomplete/invalid 3-byte input. */
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| 164 | {
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| 165 | static const uint8_t input[] = { 0xF3, 0x8F, 0xBF };
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| 166 | uc = 0xBADFACE;
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| 167 | ret = u8_mbtoucr (&uc, input, 3);
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| 168 | ASSERT (ret == -2);
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| 169 | ASSERT (uc == 0xFFFD);
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| 170 | }
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| 171 | {
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| 172 | static const uint8_t input[] = { 0xF3, 0xD0, 0xBF };
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| 173 | uc = 0xBADFACE;
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| 174 | ret = u8_mbtoucr (&uc, input, 3);
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| 175 | ASSERT (ret == -1);
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| 176 | ASSERT (uc == 0xFFFD);
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| 177 | }
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| 178 | {
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| 179 | static const uint8_t input[] = { 0xF3, 0x8F, 0xD0 };
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| 180 | uc = 0xBADFACE;
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| 181 | ret = u8_mbtoucr (&uc, input, 3);
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| 182 | ASSERT (ret == -1);
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| 183 | ASSERT (uc == 0xFFFD);
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| 184 | }
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| 185 |
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| 186 | return 0;
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| 187 | }
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