summaryrefslogtreecommitdiff
path: root/tests/unistr/test-strchr.h
diff options
context:
space:
mode:
authorStephen Kitt <skitt@debian.org>2016-05-27 10:11:04 +0200
committerManuel A. Fernandez Montecelo <manuel.montezelo@gmail.com>2016-05-27 14:28:33 +0100
commit752fd7247bc223bcea35bd89cf56d1c08ead9ba6 (patch)
treeb4a428f847a963738faaf24c8eff070fdb03a3a5 /tests/unistr/test-strchr.h
parent9f7d4fa477ff2a51d7c932b13d57ac22dc033105 (diff)
parenta9a31b1de5776a3b08a82101a4fa711294f0dd1d (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.h161
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);
-}