sprintf1.c

eCos操作系统源码

//=================================================================
//
//        sprintf1.c
//
//        Testcase for C library sprintf()
//
//=================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
// for more details.
//
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
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// 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
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// at http://sources.redhat.com/ecos/ecos-license/
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//=================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     ctarpy, jlarmour
// Contributors:  
// Date:          2000-04-20
// Description:   Contains testcode for C library sprintf() function
//
//
//####DESCRIPTIONEND####


// CONFIGURATION

#include <pkgconf/libc_stdio.h>   // Configuration header


// INCLUDES

#include <stdio.h>
#include <cyg/infra/testcase.h>

// FUNCTIONS

// Functions to avoid having to use libc strings

static int my_strlen(const char *s)
{
    const char *ptr;

    ptr = s;
    for ( ptr=s ; *ptr != '\0' ; ptr++ )
        ;

    return (int)(ptr-s);
} // my_strlen()


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[500];
    static char y[500];
    int ret;
    int tmp;
    int *ptr;


    // Check 1
    ret = sprintf(x, "%d", 20);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "20")==0, "%d test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%d test return code");

    // Check 2
    my_strcpy(y, "Pigs noses. Get 'em while there 'ot");
    ret = sprintf(x, "%s", y);
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "%s test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%s test return code");

    // Check 3
    ret = sprintf(x, "||%7d||", 2378);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "||   2378||")==0, "padding test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "padding test return code");

    // Check 4
    ret = sprintf(x, "%x", 3573);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "df5")==0, "hex conversion (lowercase)");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "hex conv (lowercase) return code");

    // Check 5
    ret = sprintf(x, "%X", 3573);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "DF5")==0, "hex conversion (uppercase)");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "hex conv (upperbase ) return code");

    // Check 6
    ret = sprintf(x, "%c", 65);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "A")==0, "%c test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%c test return code");

    // Check 7
    ret = sprintf(x, "%o",4628);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "11024")==0, "octal conversion");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "octal conversion return code");

    // Check 8
    ret = sprintf(x, "%u", (unsigned int) 4738);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "4738")==0, "%u test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%u test return code");

    // Check 9
    ptr = &tmp;
    ret = sprintf(x, "1234567x%n||", ptr);
    CYG_TEST_PASS_FAIL(tmp==8, "%n test");
    CYG_TEST_PASS_FAIL(ret==10, "%n test return code");

    // Check 10
    ret = sprintf(x, "%%");
    CYG_TEST_PASS_FAIL(my_strcmp(x, "%")==0, "%% test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%% test return code");

    // Check 11
    ret = sprintf(x, "%ld", (long)1<<30);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "1073741824")==0, "%ld test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%ld test return code");

    // Check 12
    ret = sprintf(x, "%lu", (unsigned long)(1<<31) + 100);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "2147483748")==0, "%lu test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%lu test return code");

    // Check 13
    ret = sprintf(x, "%x", 0x789a);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "789a")==0, "%x test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%x test return code");

    // Check 14
    ret = sprintf(x, "%X", 0x789ab2);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "789AB2")==0, "%X test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%x test return code");

    // Check 15
    ret = sprintf(x, "%08x", 0xdea2f2);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "00dea2f2")==0, "%0x test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%0x test return code");

    // Check 16
    ret = sprintf(x, "%09X", 0x12fa1c);
    CYG_TEST_PASS_FAIL(my_strcmp(x, "00012FA1C")==0, "%0X test");
    CYG_TEST_PASS_FAIL(ret==my_strlen(x), "%0X test return code");

    // Check 17
    ptr=&tmp;
    ret = sprintf(x, "%p", (void *)ptr);
    // just check _something_ was returned
    CYG_TEST_PASS_FAIL((ret==my_strlen(x)) && (ret > 0),
                       "%p test return code");

#ifdef CYGSEM_LIBC_STDIO_PRINTF_FLOATING_POINT

    CYG_TEST_INFO("Starting floating point specific tests");

    // Check 18
    ret = sprintf(x, "%f", 2.5);
    my_strcpy( y, "2.500000" );
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "simple %f test #1");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "simple %f test #1 return code");

    // Check 19
    ret = sprintf(x, "hello %f world", 1.234);
    my_strcpy( y, "hello 1.234000 world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "simple %f test #2");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "simple %f test #2 return code");

    // Check 20
    ret = sprintf(x, "hello%fworld", 2.3456781);
    my_strcpy( y, "hello2.345678world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "simple %f test #3");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "simple %f test #3 return code");

    // Check 21
    ret = sprintf(x, "%s%f%d%s", "testing", -0.591, 3, "123");
    my_strcpy( y, "testing-0.5910003123");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "%f mixed with others");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),"%f mixed with others return code");

    // Check 22
    ret = sprintf(x, "%s%f%d%s", "testing", -0.591, 3, "123");
    my_strcpy( y, "testing-0.5910003123");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "%f mixed with others");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),"%f mixed with others return code");

    // Check 23
    ret = sprintf(x, "hello%fworld", 2.3456786);
    my_strcpy( y, "hello2.345679world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "rounding test #1");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "rounding test #1 return code");

    // Check 24
    ret = sprintf(x, "hello%fworld", -2.3456786);
    my_strcpy( y, "hello-2.345679world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "rounding test #2");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "rounding test #2 return code");

    // Check 25
    ret = sprintf(x, "hello%+fworld", -6.54321);
    my_strcpy( y, "hello-6.543210world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "+ modifier #1");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "+ modifier #1 return code");

    // Check 26
    ret = sprintf(x, "hello%+fworld", 6.54321);
    my_strcpy( y, "hello+6.543210world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "+ modifier #2");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "+ modifier #2 return code");

    // Check 27
    ret = sprintf(x, "hello%5fworld", 6.5);
    my_strcpy( y, "hello6.500000world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width modifier #1");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "width modifier #1 return code");

    // Check 28
    ret = sprintf(x, "hello%2fworld", 4.3);
    my_strcpy( y, "hello4.300000world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width modifier #2");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y), "width modifier #2 return code");

    // Check 29
    ret = sprintf(x, "hello%2.1fworld", 5.6);
    my_strcpy( y, "hello5.6world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width and precision modifier #1");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),
                       "width and precision modifier #1 return code");

    // Check 30
    ret = sprintf(x, "hello%5.1fworld", 6.7);
    my_strcpy( y, "hello  6.7world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width and precision modifier #2");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),
                       "width and precision modifier #2 return code");

    // Check 31
    ret = sprintf(x, "hello%3.1fworld", 7.8);
    my_strcpy( y, "hello7.8world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width and precision modifier #3");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),
                       "width and precision modifier #3 return code");

    // Check 32
    ret = sprintf(x, "hello%3.2fworld", 7.8);
    my_strcpy( y, "hello7.80world");
    CYG_TEST_PASS_FAIL(my_strcmp(x, y)==0, "width and precision modifier #4");
    CYG_TEST_PASS_FAIL(ret == my_strlen(y),
                       "width and precision modifier #4 return code");