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annotate tests/unistr/test-u16-mblen.c @ 40057:b06060465f09

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maint: Run 'make update-copyright'
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 01 Jan 2019 00:25:11 +0100
parents 10eb9086bea0
children
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d10a6bd72a86 Tests for module 'unistr/u16-mblen'.
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1 /* Test of u16_mblen() function.
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2 Copyright (C) 2010-2019 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 int ret;
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29
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30 /* Test zero-length input. */
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31 {
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32 static const uint16_t input[] = { 0 };
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33 ret = u16_mblen (input, 0);
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34 ASSERT (ret == -1);
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35 }
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36
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37 /* Test NUL unit input. */
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38 {
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39 static const uint16_t input[] = { 0 };
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40 ret = u16_mblen (input, 1);
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41 ASSERT (ret == 0);
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42 }
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43
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44 /* Test ISO 646 unit input. */
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45 {
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46 ucs4_t c;
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47 uint16_t buf[1];
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48
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49 for (c = 1; c < 0x80; c++)
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50 {
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51 buf[0] = c;
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52 ret = u16_mblen (buf, 1);
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53 ASSERT (ret == 1);
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54 }
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55 }
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56
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57 /* Test BMP unit input. */
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58 {
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59 static const uint16_t input[] = { 0x20AC };
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60 ret = u16_mblen (input, 1);
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61 ASSERT (ret == 1);
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62 }
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63
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64 /* Test 2-units character input. */
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65 {
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66 static const uint16_t input[] = { 0xD835, 0xDD1F };
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67 ret = u16_mblen (input, 2);
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68 ASSERT (ret == 2);
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69 }
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70
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71 /* Test incomplete/invalid 1-unit input. */
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72 {
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73 static const uint16_t input[] = { 0xD835 };
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74 ret = u16_mblen (input, 1);
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75 ASSERT (ret == -1);
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76 }
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77 {
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78 static const uint16_t input[] = { 0xDD1F };
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79 ret = u16_mblen (input, 1);
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80 ASSERT (ret == -1);
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81 }
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82
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83 return 0;
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84 }