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70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
/* Test of case and normalization insensitive comparison of Unicode strings.
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Copyright (C) 2009-2017 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2009. */
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static void
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test_ascii (int (*my_casecmp) (const UNIT *, size_t, const UNIT *, size_t, const char *, uninorm_t, int *),
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uninorm_t nf)
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{
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/* Empty string. */
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{
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int cmp;
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ASSERT (my_casecmp (NULL, 0, NULL, 0, NULL, nf, &cmp) == 0);
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ASSERT (cmp == 0);
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}
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{
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static const UNIT input[] = { 'x', 'y' };
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int cmp;
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ASSERT (my_casecmp (input, SIZEOF (input), NULL, 0, NULL, nf, &cmp) == 0);
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ASSERT (cmp == 1);
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ASSERT (my_casecmp (NULL, 0, input, SIZEOF (input), NULL, nf, &cmp) == 0);
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ASSERT (cmp == -1);
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ASSERT (my_casecmp (input, SIZEOF (input), input, SIZEOF (input), NULL, nf, &cmp) == 0);
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ASSERT (cmp == 0);
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}
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/* Normal lexicographic order. */
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{
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static const UNIT input1[] = { 'A', 'm', 'e', 'r', 'i', 'c', 'a' };
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static const UNIT input2[] = { 'A', 'm', 'i', 'g', 'o' };
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int cmp;
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ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0);
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ASSERT (cmp == -1);
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ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0);
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ASSERT (cmp == 1);
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}
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/* Shorter and longer strings. */
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{
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static const UNIT input1[] = { 'R', 'e', 'a', 'g', 'a', 'n' };
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static const UNIT input2[] = { 'R', 'e', 'a', 'g', 'a', 'n', 'o', 'm', 'i', 'c', 's' };
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int cmp;
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ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0);
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ASSERT (cmp == -1);
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ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0);
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ASSERT (cmp == 1);
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}
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}
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