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//=================================================================
//
// sscanf.c
//
// Testcase for C library sscanf()
//
//=================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
//
// eCos 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 or (at your option) any later
// version.
//
// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// As a special exception, if other files instantiate templates or use
// macros or inline functions from this file, or you compile this file
// and link it with other works to produce a work based on this file,
// this file does not by itself cause the resulting work to be covered by
// the GNU General Public License. However the source code for this file
// must still be made available in accordance with section (3) of the GNU
// General Public License v2.
//
// This exception does not invalidate any other reasons why a work based
// on this file might be covered by the GNU General Public License.
// -------------------------------------------
// ####ECOSGPLCOPYRIGHTEND####
//=================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): ctarpy, jlarmour
// Contributors:
// Date: 2000-04-20
// Description: Contains testcode for C library sscanf() function
//
//
//####DESCRIPTIONEND####
// CONFIGURATION
#include <pkgconf/libc_stdio.h> // Configuration header
// INCLUDES
#include <stdio.h>
#include <cyg/infra/testcase.h>
// HOW TO START TESTS
#if defined(CYGFUN_LIBC_STDIO_ungetc)
# define START_TEST( test ) test(0)
#else
# define START_TEST( test ) CYG_EMPTY_STATEMENT
#endif
// FUNCTIONS
#if defined(CYGFUN_LIBC_STDIO_ungetc)
// Functions to avoid having to use libc strings
static int
my_strcmp(const char *s1, const char *s2)
{
for ( ; *s1 == *s2 ; s1++,s2++ )
{
if ( *s1 == '\0')
break;
} // for
return (*s1 - *s2);
} // my_strcmp()
static char *
my_strcpy(char *s1, const char *s2)
{
while (*s2 != '\0') {
*(s1++) = *(s2++);
}
*s1 = '\0';
return s1;
} // my_strcpy()
static void
test( CYG_ADDRWORD data )
{
static char x[300];
static char y[300];
char z[20];
int ret;
int int_test, int_test2, int_test3, int_test4;
// Check 1
my_strcpy(x, "20");
ret = sscanf(x, "%d", &int_test);
CYG_TEST_PASS_FAIL(int_test==20, "%d test");
CYG_TEST_PASS_FAIL(ret == 1, "%d test return code");
// Check 2
my_strcpy(y, "PigsNoses");
ret = sscanf(y, "%s", x);
CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "%s test");
CYG_TEST_PASS_FAIL(ret == 1, "%s test return code");
// Check 3
my_strcpy(x, "FE8C");
ret = sscanf(x, "%X", &int_test);
CYG_TEST_PASS_FAIL(int_test == 65164, "hex read leading zeroes");
CYG_TEST_PASS_FAIL(ret == 1, "hex read leading zeroes return code");
// Check 4
my_strcpy(x, "000053Ba");
ret = sscanf(x, "%x", &int_test);
CYG_TEST_PASS_FAIL(int_test == 21434, "hex read leading zeroes");
CYG_TEST_PASS_FAIL(ret == 1, "hex read leading zeros return code");
// Check 5
my_strcpy(x, "53Ba");
ret = sscanf(x, "%3x", &int_test);
CYG_TEST_PASS_FAIL(int_test == 1339, "hex read constrained width");
CYG_TEST_PASS_FAIL(ret == 1, "hex read constrained width return code");
// Check 6
my_strcpy(x, "get the first char test");
ret = sscanf(x, "%c", &y[0]);
CYG_TEST_PASS_FAIL(y[0] == 'g', "%c test");
CYG_TEST_PASS_FAIL(ret == 1, "%c test return code");
// Check 7
my_strcpy(x, "-5");
ret = sscanf(x, "%d", &int_test);
CYG_TEST_PASS_FAIL(int_test == -5, "negative integer");
CYG_TEST_PASS_FAIL(ret == 1, "negative integer return code");
// Check 8
my_strcpy(x, "53");
ret = sscanf(x, "%o", &int_test);
CYG_TEST_PASS_FAIL(int_test == 43, "%o test");
CYG_TEST_PASS_FAIL(ret == 1, "%o test return code");
// Check 9
int_test=10;
my_strcpy(x, "-5 0");
ret = sscanf(x, "%*d %d", &int_test);
CYG_TEST_PASS_FAIL(int_test == 0, "assignment suppression");
CYG_TEST_PASS_FAIL(ret == 1, "assignment suppression return code");
// Check 10
int_test=0;
my_strcpy(x, "052");
ret = sscanf(x, "%i", &int_test);
CYG_TEST_PASS_FAIL(int_test == 42, "octal with %i");
CYG_TEST_PASS_FAIL(ret == 1, "octal with %i return code");
// Check 10
int_test=0;
my_strcpy(x, "0x05f");
ret = sscanf(x, "%i", &int_test);
CYG_TEST_PASS_FAIL(int_test == 95, "hex with %i");
CYG_TEST_PASS_FAIL(ret == 1, "hex with %i return code");
// Check 11
int_test=0;
my_strcpy(x, "+023456");
ret = sscanf(x, "%u", &int_test);
CYG_TEST_PASS_FAIL(int_test == 23456, "unsigned int with %u");
CYG_TEST_PASS_FAIL(ret == 1, "unsigned int with %u return code");
// Check 12
my_strcpy(x, "aString 2747 D");
ret = sscanf(x, "%s %d %c", y, &int_test, z);
CYG_TEST_PASS_FAIL( (my_strcmp(y, "aString")==0) &&
(int_test == 2747) &&
(z[0] == 'D'), "A few combinations #1");
CYG_TEST_PASS_FAIL(ret == 3, "Combinations #1 return code");
// Check 13
my_strcpy(x, "-6 52 awurble 2747 xxx");
ret = sscanf(x, "%d %u %s %2d %n %c",
&int_test, &int_test2, y, &int_test3, &int_test4, z);
CYG_TEST_PASS_FAIL( (int_test == -6) && (int_test2 == 52) &&
(my_strcmp(y, "awurble")==0) &&
(int_test3 == 27) &&
(int_test4 == 16) &&
(z[0] == '4'), "A few combinations #2");
CYG_TEST_PASS_FAIL(ret == 5, "Combinations #2 return code");
#ifdef CYGSEM_LIBC_STDIO_SCANF_FLOATING_POINT
// How much _relative_ error do we allow?
#define FLT_TOLERANCE 1.0e-3
#define MY_FABS(x) ((x) < 0.0 ? -(x) : (x))
CYG_TEST_INFO("Starting floating point specific tests");
{
float flt_test, wanted;
// Check 14
my_strcpy(x, "2.5");
wanted = 2.5;
ret = sscanf(x, "%f", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test - wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %f test #1" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %f test #1 return code" );
// Check 15
my_strcpy(x, "-23.472345");
wanted = -23.472345;
ret = sscanf(x, "%f", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test - wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %f test #2" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %f test #2 return code" );
// Check 16
my_strcpy(x, "0.0");
ret = sscanf(x, "%f", &flt_test);
CYG_TEST_PASS_FAIL( flt_test==0.0, "Simple %f test 0.0" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %f test 0.0 return code" );
// Check 17
my_strcpy(x, "-2.6334e00");
wanted = -2.6334;
ret = sscanf(x, "%e", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test - wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %e test #1" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %e test #1 return code" );
// Check 18
my_strcpy(x, "-2.56789e-06");
wanted = -2.56789e-06;
ret = sscanf(x, "%e", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test-wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %e test #2" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %e test #2 return code" );
// Check 19
my_strcpy(x, "-2.12389e-06");
wanted = -2.12389e-06;
ret = sscanf(x, "%g", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test-wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %g test #1" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %g test #1 return code" );
// Check 20
my_strcpy(x, "1.3423345");
wanted = 1.342335;
ret = sscanf(x, "%g", &flt_test);
CYG_TEST_PASS_FAIL( MY_FABS(flt_test-wanted) <
MY_FABS(wanted * FLT_TOLERANCE),
"Simple %g test #2" );
CYG_TEST_PASS_FAIL( ret == 1, "Simple %g test #2 return code" );
} // compound
#else
CYG_TEST_PASS("Floating point tests skipped - not configured");
#endif // ifdef CYGSEM_LIBC_STDIO_SCANF_FLOATING_POINT
CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "
"sscanf() function");
} // test()
#endif // defined(CYGFUN_LIBC_STDIO_ungetc)
int
main(int argc, char *argv[])
{
CYG_TEST_INIT();
CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "
"sscanf() function");
START_TEST( test );
CYG_TEST_NA("Testing is not applicable to this configuration");
} // main()
// EOF sscanf.c
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