From 7181bcb1f4e217aa247ea299ac6a16a670954108 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Sun, 10 Jan 2010 23:36:07 +0100 Subject: [PATCH] Tests for module 'unistr/u8-strncpy'. --- ChangeLog | 5 +++ modules/unistr/u8-strncpy-tests | 20 +++++++++++ tests/unistr/test-strncpy.h | 79 +++++++++++++++++++++++++++++++++++++++++ tests/unistr/test-u8-strncpy.c | 52 +++++++++++++++++++++++++++ 4 files changed, 156 insertions(+) create mode 100644 modules/unistr/u8-strncpy-tests create mode 100644 tests/unistr/test-strncpy.h create mode 100644 tests/unistr/test-u8-strncpy.c diff --git a/ChangeLog b/ChangeLog index e634cff21..6d9f4b3fd 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2010-01-10 Bruno Haible + Tests for module 'unistr/u8-strncpy'. + * modules/unistr/u8-strncpy-tests: New file. + * tests/unistr/test-u8-strncpy.c: New file. + * tests/unistr/test-strncpy.h: New file. + Tests for module 'unistr/u32-stpcpy'. * modules/unistr/u32-stpcpy-tests: New file. * tests/unistr/test-u32-stpcpy.c: New file. diff --git a/modules/unistr/u8-strncpy-tests b/modules/unistr/u8-strncpy-tests new file mode 100644 index 000000000..212c14356 --- /dev/null +++ b/modules/unistr/u8-strncpy-tests @@ -0,0 +1,20 @@ +Files: +tests/unistr/test-u8-strncpy.c +tests/unistr/test-strncpy.h +tests/zerosize-ptr.h +tests/macros.h +m4/mmap-anon.m4 + +Depends-on: +extensions +getpagesize + +configure.ac: +gl_FUNC_MMAP_ANON +AC_CHECK_HEADERS_ONCE([sys/mman.h]) +AC_CHECK_FUNCS_ONCE([mprotect]) + +Makefile.am: +TESTS += test-u8-strncpy +check_PROGRAMS += test-u8-strncpy +test_u8_strncpy_SOURCES = unistr/test-u8-strncpy.c diff --git a/tests/unistr/test-strncpy.h b/tests/unistr/test-strncpy.h new file mode 100644 index 000000000..6fa0d12eb --- /dev/null +++ b/tests/unistr/test-strncpy.h @@ -0,0 +1,79 @@ +/* Test of uN_strncpy() functions. + 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 . */ + +/* Written by Bruno Haible , 2010. */ + +static void +check_single (const UNIT *input, size_t length, size_t n) +{ + UNIT *dest; + UNIT *result; + size_t i; + + dest = (UNIT *) malloc ((1 + n + 1) * sizeof (UNIT)); + ASSERT (dest != NULL); + + for (i = 0; i < 1 + n + 1; i++) + dest[i] = MAGIC; + + result = U_STRNCPY (dest + 1, input, n); + ASSERT (result == dest + 1); + + ASSERT (dest[0] == MAGIC); + for (i = 0; i < (n <= length ? n : length + 1); i++) + ASSERT (dest[1 + i] == input[i]); + for (; i < n; i++) + ASSERT (dest[1 + i] == 0); + ASSERT (dest[1 + n] == MAGIC); + + free (dest); +} + +static void +check (const UNIT *input, size_t input_length) +{ + size_t length; + size_t n; + + ASSERT (input_length > 0); + ASSERT (input[input_length - 1] == 0); + length = input_length - 1; /* = U_STRLEN (input) */ + + for (n = 0; n <= 2 * length + 2; n++) + check_single (input, length, n); + + /* Check that U_STRNCPY (D, S, N) does not look at more than + MIN (U_STRLEN (S) + 1, N) units. */ + { + char *page_boundary = (char *) zerosize_ptr (); + + if (page_boundary != NULL) + { + for (n = 0; n <= 2 * length + 2; n++) + { + size_t n_to_copy = (n <= length ? n : length + 1); + UNIT *copy; + size_t i; + + copy = (UNIT *) page_boundary - n_to_copy; + for (i = 0; i < n_to_copy; i++) + copy[i] = input[i]; + + check_single (copy, length, n); + } + } + } +} diff --git a/tests/unistr/test-u8-strncpy.c b/tests/unistr/test-u8-strncpy.c new file mode 100644 index 000000000..64cabdc4f --- /dev/null +++ b/tests/unistr/test-u8-strncpy.c @@ -0,0 +1,52 @@ +/* Test of u8_strncpy() 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 . */ + +/* Written by Bruno Haible , 2010. */ + +#include + +#include "unistr.h" + +#include + +#include "zerosize-ptr.h" +#include "macros.h" + +#define UNIT uint8_t +#define U_STRNCPY u8_strncpy +#define MAGIC 0xBA +#include "test-strncpy.h" + +int +main () +{ + /* Simple string. */ + { /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a) 日本語,中文,한글" */ + static const uint8_t input[] = + { 'G', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.', ' ', + 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81, + 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5, + '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(', + 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', + ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',', + 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',', + 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\0' + }; + check (input, SIZEOF (input)); + } + + return 0; +} -- 2.11.0