/*
* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
FILE_LICENCE ( GPL2_OR_LATER );
/** @file
*
* String self-tests
*
* memcpy() tests are handled separately
*/
/* Forcibly enable assertions */
#undef NDEBUG
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <ipxe/test.h>
/**
* Perform string self-tests
*
*/
static void string_test_exec ( void ) {
/* Test strlen() */
ok ( strlen ( "" ) == 0 );
ok ( strlen ( "Hello" ) == 5 );
ok ( strlen ( "Hello world!" ) == 12 );
ok ( strlen ( "Hello\0world!" ) == 5 );
/* Test strnlen() */
ok ( strnlen ( "", 0 ) == 0 );
ok ( strnlen ( "", 10 ) == 0 );
ok ( strnlen ( "Hello", 0 ) == 0 );
ok ( strnlen ( "Hello", 3 ) == 3 );
ok ( strnlen ( "Hello", 5 ) == 5 );
ok ( strnlen ( "Hello", 16 ) == 5 );
ok ( strnlen ( "Hello world!", 5 ) == 5 );
ok ( strnlen ( "Hello world!", 11 ) == 11 );
ok ( strnlen ( "Hello world!", 16 ) == 12 );
/* Test strchr() */
ok ( strchr ( "", 'a' ) == NULL );
ok ( *(strchr ( "Testing", 'e' )) == 'e' );
ok ( *(strchr ( "Testing", 'g' )) == 'g' );
ok ( strchr ( "Testing", 'x' ) == NULL );
/* Test strrchr() */
ok ( strrchr ( "", 'a' ) == NULL );
ok ( *(strrchr ( "Haystack", 'a' )) == 'a' );
ok ( *(strrchr ( "Haystack", 'k' )) == 'k' );
ok ( strrchr ( "Haystack", 'x' ) == NULL );
/* Test memchr() */
ok ( memchr ( "", '\0', 0 ) == NULL );
ok ( *((uint8_t *)memchr ( "post\0null", 'l', 9 )) == 'l' );
ok ( *((uint8_t *)memchr ( "post\0null", '\0', 9 )) == '\0' );
ok ( memchr ( "thingy", 'z', 6 ) == NULL );
/* Test strcmp() */
ok ( strcmp ( "", "" ) == 0 );
ok ( strcmp ( "Hello", "Hello" ) == 0 );
ok ( strcmp ( "Hello", "hello" ) != 0 );
ok ( strcmp ( "Hello", "Hello world!" ) != 0 );
ok ( strcmp ( "Hello world!", "Hello" ) != 0 );
/* Test strncmp() */
ok ( strncmp ( "", "", 0 ) == 0 );
ok ( strncmp ( "", "", 15 ) == 0 );
ok ( strncmp ( "Goodbye", "Goodbye", 16 ) == 0 );
ok ( strncmp ( "Goodbye", "Hello", 16 ) != 0 );
ok ( strncmp ( "Goodbye", "Goodbye world", 32 ) != 0 );
ok ( strncmp ( "Goodbye", "Goodbye world", 7 ) == 0 );
/* Test strcasecmp() */
ok ( strcasecmp ( "", "" ) == 0 );
ok ( strcasecmp ( "Uncle Jack", "Uncle jack" ) == 0 );
ok ( strcasecmp ( "Uncle Jack", "Uncle" ) != 0 );
ok ( strcasecmp ( "Uncle", "Uncle Jack" ) != 0 );
ok ( strcasecmp ( "not", "equal" ) != 0 );
/* Test memcmp() */
ok ( memcmp ( "", "", 0 ) == 0 );
ok ( memcmp ( "Foo", "Foo", 3 ) == 0 );
ok ( memcmp ( "Foo", "Bar", 3 ) != 0 );
/* Test strstr() */
{
const char haystack[] = "find me!";
char *found;
found = strstr ( haystack, "find" );
ok ( found == &haystack[0] );
found = strstr ( haystack, "me" );
ok ( found == &haystack[5] );
found = strstr ( haystack, "me." );
ok ( found == NULL );
}
/* Test memset() */
{
static uint8_t test[7] = { '>', 1, 1, 1, 1, 1, '<' };
static const uint8_t expected[7] = { '>', 0, 0, 0, 0, 0, '<' };
memset ( ( test + 1 ), 0, ( sizeof ( test ) - 2 ) );
ok ( memcmp ( test, expected, sizeof ( test ) ) == 0 );
}
{
static uint8_t test[4] = { '>', 0, 0, '<' };
static const uint8_t expected[4] = { '>', 0xeb, 0xeb, '<' };
memset ( ( test + 1 ), 0xeb, ( sizeof ( test ) - 2 ) );
ok ( memcmp ( test, expected, sizeof ( test ) ) == 0 );
}
/* Test memmove() */
{
static uint8_t test[11] =
{ '>', 1, 2, 3, 4, 5, 6, 7, 8, 9, '<' };
static const uint8_t expected[11] =
{ '>', 3, 4, 5, 6, 7, 8, 7, 8, 9, '<' };
memmove ( ( test + 1 ), ( test + 3 ), 6 );
ok ( memcmp ( test, expected, sizeof ( test ) ) == 0 );
}
{
static uint8_t test[12] =
{ '>', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, '<' };
static const uint8_t expected[12] =
{ '>', 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, '<' };
memmove ( ( test + 6 ), ( test + 1 ), 5 );
ok ( memcmp ( test, expected, sizeof ( test ) ) == 0 );
}
/* Test memswap() */
{
static uint8_t test[8] =
{ '>', 1, 2, 3, 7, 8, 9, '<' };
static const uint8_t expected[8] =
{ '>', 7, 8, 9, 1, 2, 3, '<' };
memswap ( ( test + 1 ), ( test + 4 ), 3 );
ok ( memcmp ( test, expected, sizeof ( test ) ) == 0 );
}
/* Test strdup() */
{
const char *orig = "testing testing";
char *dup = strdup ( orig );
ok ( dup != NULL );
ok ( dup != orig );
ok ( strcmp ( dup, orig ) == 0 );
free ( dup );
}
/* Test strndup() */
{
const char *normal = "testing testing";
const char unterminated[6] = { 'h', 'e', 'l', 'l', 'o', '!' };
char *dup;
dup = strndup ( normal, 32 );
ok ( dup != NULL );
ok ( dup != normal );
ok ( strcmp ( dup, normal ) == 0 );
free ( dup );
dup = strndup ( normal, 4 );
ok ( dup != NULL );
ok ( strcmp ( dup, "test" ) == 0 );
free ( dup );
dup = strndup ( unterminated, 5 );
ok ( dup != NULL );
ok ( strcmp ( dup, "hello" ) == 0 );
free ( dup );
}
/* Test strcpy() */
{
const char longer[7] = "copyme";
const char shorter[3] = "hi";
char dest[7];
char *copy;
copy = strcpy ( dest, longer );
ok ( copy == dest );
ok ( memcmp ( dest, longer, 7 ) == 0 );
copy = strcpy ( dest, shorter );
ok ( copy == dest );
ok ( memcmp ( dest, shorter, 3 ) == 0 );
ok ( memcmp ( ( dest + 3 ), ( longer + 3 ), 4 ) == 0 );
}
/* Test strncpy() */
{
const char src[5] = "copy";
const char orig[8] = { 'x', 'x', 'x', 'x', 'x', 'x', 'x', 'x' };
const char zero[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
char dest[8];
char *copy;
memcpy ( dest, orig, sizeof ( dest ) );
copy = strncpy ( dest, src, 5 );
ok ( copy == dest );
ok ( memcmp ( dest, src, 5 ) == 0 );
ok ( memcmp ( dest + 5, orig + 5, 3 ) == 0 );
memcpy ( dest, orig, sizeof ( dest ) );
copy = strncpy ( dest, src, 4 );
ok ( copy == dest );
ok ( memcmp ( dest, src, 4 ) == 0 );
ok ( memcmp ( dest + 4, orig + 4, 4 ) == 0 );
memcpy ( dest, orig, sizeof ( dest ) );
copy = strncpy ( dest, src, 8 );
ok ( copy == dest );
ok ( memcmp ( dest, src, 5 ) == 0 );
ok ( memcmp ( dest + 5, zero + 5, 3 ) == 0 );
memcpy ( dest, orig, sizeof ( dest ) );
copy = strncpy ( dest, "", 8 );
ok ( copy == dest );
ok ( memcmp ( dest, zero, 8 ) == 0 );
}
/* Test strcat() */
{
char buf[16] = "append";
char *dest;
dest = strcat ( buf, " this" );
ok ( dest == buf );
ok ( strcmp ( buf, "append this" ) == 0 );
}
}
/** String self-test */
struct self_test string_test __self_test = {
.name = "string",
.exec = string_test_exec,
};
