diff options
author | Stephen Kitt <skitt@debian.org> | 2016-05-27 10:11:04 +0200 |
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committer | Manuel A. Fernandez Montecelo <manuel.montezelo@gmail.com> | 2016-05-27 14:28:33 +0100 |
commit | 752fd7247bc223bcea35bd89cf56d1c08ead9ba6 (patch) | |
tree | b4a428f847a963738faaf24c8eff070fdb03a3a5 /tests/unistr/test-strchr.h | |
parent | 9f7d4fa477ff2a51d7c932b13d57ac22dc033105 (diff) | |
parent | a9a31b1de5776a3b08a82101a4fa711294f0dd1d (diff) |
Imported Debian patch 0.9.6+really0.9.3-0.1debian/0.9.6+really0.9.3-0.1
Diffstat (limited to 'tests/unistr/test-strchr.h')
-rw-r--r-- | tests/unistr/test-strchr.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/tests/unistr/test-strchr.h b/tests/unistr/test-strchr.h deleted file mode 100644 index 191d74e..0000000 --- a/tests/unistr/test-strchr.h +++ /dev/null @@ -1,161 +0,0 @@ -/* Test of uN_strchr() functions. - Copyright (C) 2008-2015 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 <http://www.gnu.org/licenses/>. */ - -/* Written by Paolo Bonzini <bonzini@gnu.org>, 2010. - Based on test-chr.h, by Eric Blake and Bruno Haible. */ - -static void -test_strchr (void) -{ - size_t size = 0x100000; - size_t length; - size_t i; - UNIT *input; - uint32_t *input32 = (uint32_t *) malloc ((size + 1) * sizeof (uint32_t)); - ASSERT (input32); - - input32[0] = 'a'; - input32[1] = 'b'; - u32_set (input32 + 2, 'c', 1024); - for (i = 1026; i < size - 2; i += 63) - { - size_t last = i + 63 < size - 2 ? i + 63 : size - 2; - ucs4_t uc = 'd' | (i - 1026); - if (uc >= 0xd800 && uc <= 0xdfff) - uc |= 0x100000; - u32_set (input32 + i, uc, last - i); - } - input32[size - 2] = 'e'; - input32[size - 1] = 'a'; - input32[size] = 0; - - input = U32_TO_U (input32, size + 1, NULL, &length); - ASSERT (input); - - /* Basic behavior tests. */ - ASSERT (U_STRCHR (input, 'a') == input); - ASSERT (U_STRCHR (input, 'b') == input + 1); - ASSERT (U_STRCHR (input, 'c') == input + 2); - - { - UNIT *exp = input + 1026; - UNIT *prev = input + 2; - - for (i = 1026; i < size - 2; i += 63) - { - UNIT c[6]; - size_t n; - ucs4_t uc = 'd' | (i - 1026); - if (uc >= 0xd800 && uc <= 0xdfff) - uc |= 0x100000; - n = U_UCTOMB (c, uc, 6); - ASSERT (exp < input + length - 2); - ASSERT (U_STRCHR (prev, uc) == exp); - ASSERT (memcmp (exp, c, n * sizeof (UNIT)) == 0); - prev = exp; - exp += n * 63; - } - } - - ASSERT (U_STRCHR (input + 1, 'a') == input + length - 2); - ASSERT (U_STRCHR (input + 1, 'e') == input + length - 3); - - ASSERT (U_STRCHR (input, 'f') == NULL); - ASSERT (U_STRCHR (input, '\0') == input + length - 1); - - /* Check that a very long haystack is handled quickly if the byte is - found near the beginning. */ - { - size_t repeat = 10000; - for (; repeat > 0; repeat--) - { - ASSERT (U_STRCHR (input, 'c') == input + 2); - } - } - - /* Alignment tests. */ - { - int i, j; - for (i = 0; i < 32; i++) - { - for (j = 0; j < 127; j++) - input[i + j] = j + 1; - input[i + 128] = 0; - for (j = 0; j < 127; j++) - { - ASSERT (U_STRCHR (input + i, j + 1) == input + i + j); - } - } - } - - /* Check that uN_strchr() does not read past the end of the string. */ - { - char *page_boundary = (char *) zerosize_ptr (); - size_t n; - - if (page_boundary != NULL) - { - for (n = 2; n <= 500 / sizeof (UNIT); n++) - { - UNIT *mem = (UNIT *) (page_boundary - n * sizeof (UNIT)); - U_SET (mem, 'X', n - 2); - mem[n - 2] = 0; - ASSERT (U_STRCHR (mem, 'U') == NULL); - mem[n - 2] = 'X'; - mem[n - 1] = 0; - ASSERT (U_STRCHR (mem, 'U') == NULL); - } - } - } - -#if 0 - /* This check is disabled, because uN_strchr() is allowed to read past the - first occurrence of the byte being searched. In fact, u8_strchr() does - so, on i586 glibc systems: u8_strchr calls strchr, which in - glibc/sysdeps/i386/i586/strchr.S loads the second word before the - handling of the first word has been completed. */ - /* Check that uN_strchr() does not read past the first occurrence of the - byte being searched. */ - { - char *page_boundary = (char *) zerosize_ptr (); - size_t n; - - if (page_boundary != NULL) - { - for (n = 2; n <= 500 / sizeof (UNIT); n++) - { - UNIT *mem = (UNIT *) (page_boundary - n * sizeof (UNIT)); - U_SET (mem, 'X', n - 1); - mem[n - 1] = 0; - ASSERT (U_STRCHR (mem, 'U') == NULL); - - { - size_t i; - - for (i = 0; i < n; i++) - { - mem[i] = 'U'; - ASSERT (U_STRCHR (mem, 'U') == mem + i); - mem[i] = 'X'; - } - } - } - } - } -#endif - - free (input); -} |