Sweden-Number/dlls/msvcrt/tests/scanf.c

204 lines
7.9 KiB
C

/*
* Unit test suite for *scanf functions.
*
* Copyright 2002 Uwe Bonnes
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdio.h>
#include "wine/test.h"
static void test_sscanf( void )
{
char buffer[100], buffer1[100];
char format[20];
int result, ret;
char c;
void *ptr;
float res1= -82.6267f, res2= 27.76f, res11, res12;
static const char pname[]=" St. Petersburg, Florida\n";
int hour=21,min=59,sec=20;
int number,number_so_far;
/* check EOF */
strcpy(buffer,"");
ret = sscanf(buffer, "%d", &result);
ok( ret == EOF,"sscanf returns %x instead of %x\n", ret, EOF );
/* check %p */
ok( sscanf("000000000046F170", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x46F170,"sscanf reads %p instead of %x\n", ptr, 0x46F170 );
ok( sscanf("0046F171", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x46F171,"sscanf reads %p instead of %x\n", ptr, 0x46F171 );
ok( sscanf("46F172", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x46F172,"sscanf reads %p instead of %x\n", ptr, 0x46F172 );
ok( sscanf("0x46F173", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == NULL,"sscanf reads %p instead of %x\n", ptr, 0 );
ok( sscanf("-46F174", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0xFFB90E8C,"sscanf reads %p instead of %x\n", ptr, 0xFFB90E8C );
ok( sscanf("+46F175", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x46F175,"sscanf reads %p instead of %x\n", ptr, 0x46F175 );
/* check %p with no hex digits */
ok( sscanf("1233", "%p", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x1233,"sscanf reads %p instead of %x\n", ptr, 0x1233 );
ok( sscanf("1234", "%P", &ptr) == 1, "sscanf failed\n" );
ok( ptr == (void *)0x1234,"sscanf reads %p instead of %x\n", ptr, 0x1234 );
/* check %x */
strcpy(buffer,"0x519");
ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed\n" );
ok( result == 0x519,"sscanf reads %x instead of %x\n", result, 0x519 );
strcpy(buffer,"0x51a");
ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed\n" );
ok( result == 0x51a ,"sscanf reads %x instead of %x\n", result, 0x51a );
strcpy(buffer,"0x51g");
ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed\n" );
ok( result == 0x51, "sscanf reads %x instead of %x\n", result, 0x51 );
result = 0;
ret = sscanf("-1", "%x", &result);
ok(ret == 1, "Wrong number of arguments read: %d (expected 1)\n", ret);
ok(result == -1, "Read %d, expected -1\n", result);
/* check % followed by any char */
strcpy(buffer,"\"%12@");
strcpy(format,"%\"%%%d%@"); /* work around gcc format check */
ok( sscanf(buffer, format, &result) == 1, "sscanf failed\n" );
ok( result == 12, "sscanf reads %x instead of %x\n", result, 12 );
/* Check float */
ret = sprintf(buffer,"%f %f",res1, res2);
ret = sscanf(buffer,"%f%f",&res11, &res12);
ok( (res11 == res1) && (res12 == res2), "Error reading floats\n");
/* check strings */
ret = sprintf(buffer," %s", pname);
ret = sscanf(buffer,"%*c%[^\n]",buffer1);
ok( ret == 1, "Error with format \"%s\"\n","%*c%[^\n]");
ok( strncmp(pname,buffer1,strlen(buffer1)) == 0, "Error with \"%s\" \"%s\"\n",pname, buffer1);
ret = sscanf("abcefgdh","%*[a-cg-e]%c",&buffer[0]);
ok( ret == 1, "Error with format \"%s\"\n","%*[a-cg-e]%c");
ok( buffer[0] == 'd', "Error with \"abcefgdh\" \"%c\"\n", buffer[0]);
ret = sscanf("abcefgdh","%*[a-cd-dg-e]%c",&buffer[0]);
ok( ret == 1, "Error with format \"%s\"\n","%*[a-cd-dg-e]%c");
ok( buffer[0] == 'h', "Error with \"abcefgdh\" \"%c\"\n", buffer[0]);
/* check digits */
ret = sprintf(buffer,"%d:%d:%d",hour,min,sec);
ret = sscanf(buffer,"%d%n",&number,&number_so_far);
ok(ret == 1 , "problem with format arg \"%%d%%n\"\n");
ok(number == hour,"Read wrong arg %d instead of %d\n",number, hour);
ok(number_so_far == 2,"Read wrong arg for \"%%n\" %d instead of 2\n",number_so_far);
ret = sscanf(buffer+2,"%*c%n",&number_so_far);
ok(ret == 0 , "problem with format arg \"%%*c%%n\"\n");
ok(number_so_far == 1,"Read wrong arg for \"%%n\" %d instead of 2\n",number_so_far);
/* Check %i according to bug 1878 */
strcpy(buffer,"123");
ret = sscanf(buffer, "%i", &result);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(result == 123, "Wrong number read\n");
result = 0;
ret = sscanf("-1", "%i", &result);
ok(ret == 1, "Wrong number of arguments read: %d (expected 1)\n", ret);
ok(result == -1, "Read %d, expected -1\n", result);
ret = sscanf(buffer, "%d", &result);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(result == 123, "Wrong number read\n");
result = 0;
ret = sscanf("-1", "%d", &result);
ok(ret == 1, "Wrong number of arguments read: %d (expected 1)\n", ret);
ok(result == -1, "Read %d, expected -1\n", result);
/* Check %i for octal and hexadecimal input */
result = 0;
strcpy(buffer,"017");
ret = sscanf(buffer, "%i", &result);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(result == 15, "Wrong number read\n");
result = 0;
strcpy(buffer,"0x17");
ret = sscanf(buffer, "%i", &result);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(result == 23, "Wrong number read\n");
/* %o */
result = 0;
ret = sscanf("-1", "%o", &result);
ok(ret == 1, "Wrong number of arguments read: %d (expected 1)\n", ret);
ok(result == -1, "Read %d, expected -1\n", result);
/* %u */
result = 0;
ret = sscanf("-1", "%u", &result);
ok(ret == 1, "Wrong number of arguments read: %d (expected 1)\n", ret);
ok(result == -1, "Read %d, expected -1\n", result);
/* Check %c */
strcpy(buffer,"a");
c = 0x55;
ret = sscanf(buffer, "%c", &c);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(c == 'a', "Field incorrect: '%c'\n", c);
strcpy(buffer," a");
c = 0x55;
ret = sscanf(buffer, "%c", &c);
ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
ok(c == ' ', "Field incorrect: '%c'\n", c);
strcpy(buffer,"18:59");
c = 0x55;
ret = sscanf(buffer, "%d:%d%c", &hour, &min, &c);
ok(ret == 2, "Wrong number of arguments read: %d\n", ret);
ok(hour == 18, "Field 1 incorrect: %d\n", hour);
ok(min == 59, "Field 2 incorrect: %d\n", min);
ok(c == 0x55, "Field 3 incorrect: 0x%02x\n", c);
/* Check %n (also whitespace in format strings and %s) */
buffer[0]=0; buffer1[0]=0;
ret = sscanf("abc def", "%s %n%s", buffer, &number_so_far, buffer1);
ok(strcmp(buffer, "abc")==0, "First %%s read incorrectly: %s\n", buffer);
ok(strcmp(buffer1,"def")==0, "Second %%s read incorrectly: %s\n", buffer1);
ok(number_so_far==6, "%%n yielded wrong result: %d\n", number_so_far);
ok(ret == 2, "%%n shouldn't count as a conversion: %d\n", ret);
/* Check where %n matches to EOF in buffer */
strcpy(buffer, "3:45");
ret = sscanf(buffer, "%d:%d%n", &hour, &min, &number_so_far);
ok(ret == 2, "Wrong number of arguments read: %d\n", ret);
ok(number_so_far == 4, "%%n yielded wrong result: %d\n", number_so_far);
}
START_TEST(scanf)
{
test_sscanf();
}