Mercurial > hg > octave-kai > gnulib-hg
changeset 12666:d7d641a49b10
Tests for module 'unistr/u8-chr'.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 10 Jan 2010 15:38:15 +0100 |
parents | fd0350dd7603 |
children | ef925053f7b3 |
files | ChangeLog modules/unistr/u8-chr-tests tests/unistr/test-chr.h tests/unistr/test-u8-chr.c |
diffstat | 4 files changed, 160 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2010-01-10 Bruno Haible <bruno@clisp.org> + Tests for module 'unistr/u8-chr'. + * modules/unistr/u8-chr-tests: New file. + * tests/unistr/test-u8-chr.c: New file. + * tests/unistr/test-chr.h: New file, based on tests/test-memchr.c. + Tests for module 'unistr/u32-cmp2'. * modules/unistr/u32-cmp2-tests: New file. * tests/unistr/test-u32-cmp2.c: New file.
new file mode 100644 --- /dev/null +++ b/modules/unistr/u8-chr-tests @@ -0,0 +1,21 @@ +Files: +tests/unistr/test-u8-chr.c +tests/unistr/test-chr.h +tests/zerosize-ptr.h +tests/macros.h +m4/mmap-anon.m4 + +Depends-on: +extensions +getpagesize +unistr/u8-set + +configure.ac: +gl_FUNC_MMAP_ANON +AC_CHECK_HEADERS_ONCE([sys/mman.h]) +AC_CHECK_FUNCS_ONCE([mprotect]) + +Makefile.am: +TESTS += test-u8-chr +check_PROGRAMS += test-u8-chr +test_u8_chr_SOURCES = unistr/test-u8-chr.c
new file mode 100644 --- /dev/null +++ b/tests/unistr/test-chr.h @@ -0,0 +1,103 @@ +/* Test of uN_chr() functions. + Copyright (C) 2008-2010 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 Eric Blake and Bruno Haible <bruno@clisp.org>, 2010. */ + +int +main (void) +{ + size_t n = 0x100000; + UNIT *input = (UNIT *) malloc (n * sizeof (UNIT)); + ASSERT (input); + + input[0] = 'a'; + input[1] = 'b'; + U_SET (input + 2, 'c', 1024); + U_SET (input + 1026, 'd', n - 1028); + input[n - 2] = 'e'; + input[n - 1] = 'a'; + + /* Basic behavior tests. */ + ASSERT (U_CHR (input, n, 'a') == input); + + ASSERT (U_CHR (input, 0, 'a') == NULL); + ASSERT (U_CHR (zerosize_ptr (), 0, 'a') == NULL); + + ASSERT (U_CHR (input, n, 'b') == input + 1); + ASSERT (U_CHR (input, n, 'c') == input + 2); + ASSERT (U_CHR (input, n, 'd') == input + 1026); + + ASSERT (U_CHR (input + 1, n - 1, 'a') == input + n - 1); + ASSERT (U_CHR (input + 1, n - 1, 'e') == input + n - 2); + + ASSERT (U_CHR (input, n, 'f') == NULL); + ASSERT (U_CHR (input, n, '\0') == NULL); + + /* 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_CHR (input, n, 'c') == input + 2); + } + } + + /* Alignment tests. */ + { + int i, j; + for (i = 0; i < 32; i++) + { + for (j = 0; j < 128; j++) + input[i + j] = j; + for (j = 0; j < 128; j++) + { + ASSERT (U_CHR (input + i, 128, j) == input + i + j); + } + } + } + + /* Check that uN_chr() does not read past the first occurrence of the + byte being searched. */ + { + char *page_boundary = (char *) zerosize_ptr (); + + if (page_boundary != NULL) + { + for (n = 1; n <= 500 / sizeof (UNIT); n++) + { + UNIT *mem = (UNIT *) (page_boundary - n * sizeof (UNIT)); + U_SET (mem, 'X', n); + ASSERT (U_CHR (mem, n, 'U') == NULL); + + { + size_t i; + + for (i = 0; i < n; i++) + { + mem[i] = 'U'; + ASSERT (U_CHR (mem, 4000, 'U') == mem + i); + mem[i] = 'X'; + } + } + } + } + } + + free (input); + + return 0; +}
new file mode 100644 --- /dev/null +++ b/tests/unistr/test-u8-chr.c @@ -0,0 +1,31 @@ +/* Test of u8_chr() function. + Copyright (C) 2010 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 Bruno Haible <bruno@clisp.org>, 2010. */ + +#include <config.h> + +#include "unistr.h" + +#include <stdlib.h> + +#include "zerosize-ptr.h" +#include "macros.h" + +#define UNIT uint8_t +#define U_CHR u8_chr +#define U_SET u8_set +#include "test-chr.h"