| /* Test of case and normalization insensitive comparison of Unicode strings. |
| Copyright (C) 2009-2020 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>, 2009. */ |
| |
| static void |
| test_ascii (int (*my_casecmp) (const UNIT *, size_t, const UNIT *, size_t, const char *, uninorm_t, int *), |
| uninorm_t nf) |
| { |
| /* Empty string. */ |
| { |
| int cmp; |
| |
| ASSERT (my_casecmp (NULL, 0, NULL, 0, NULL, nf, &cmp) == 0); |
| ASSERT (cmp == 0); |
| } |
| { |
| static const UNIT input[] = { 'x', 'y' }; |
| int cmp; |
| |
| ASSERT (my_casecmp (input, SIZEOF (input), NULL, 0, NULL, nf, &cmp) == 0); |
| ASSERT (cmp == 1); |
| |
| ASSERT (my_casecmp (NULL, 0, input, SIZEOF (input), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == -1); |
| |
| ASSERT (my_casecmp (input, SIZEOF (input), input, SIZEOF (input), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == 0); |
| } |
| |
| /* Normal lexicographic order. */ |
| { |
| static const UNIT input1[] = { 'A', 'm', 'e', 'r', 'i', 'c', 'a' }; |
| static const UNIT input2[] = { 'A', 'm', 'i', 'g', 'o' }; |
| int cmp; |
| |
| ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == -1); |
| |
| ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == 1); |
| } |
| |
| /* Shorter and longer strings. */ |
| { |
| static const UNIT input1[] = { 'R', 'e', 'a', 'g', 'a', 'n' }; |
| static const UNIT input2[] = { 'R', 'e', 'a', 'g', 'a', 'n', 'o', 'm', 'i', 'c', 's' }; |
| int cmp; |
| |
| ASSERT (my_casecmp (input1, SIZEOF (input1), input2, SIZEOF (input2), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == -1); |
| |
| ASSERT (my_casecmp (input2, SIZEOF (input2), input1, SIZEOF (input1), NULL, nf, &cmp) == 0); |
| ASSERT (cmp == 1); |
| } |
| } |