dlls/msvcrt/tests/scanf.c

   1 /*
   2  * Unit test suite for *scanf functions.
   3  *
   4  * Copyright 2002 Uwe Bonnes
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <stdio.h>
  22
  23 #include "wine/test.h"
  24
  25 static void test_sscanf( void )
  26 {
  27     char buffer[100], buffer1[100];
  28     char format[20];
  29     int result, ret;
  30     float res1= -82.6267f, res2= 27.76f, res11, res12;
  31     char pname[]=" St. Petersburg, Florida\n";
  32     int hour=21,min=59,sec=20;
  33     int  number,number_so_far;
  34
  35
  36     /* check EOF */
  37     strcpy(buffer,"");
  38     ret = sscanf(buffer, "%d", &result);
  39     ok( ret == EOF,"sscanf returns %x instead of %x", ret, EOF );
  40
  41     /* check %x */
  42     strcpy(buffer,"0x519");
  43     ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed"  );
  44     ok( result == 0x519,"sscanf reads %x instead of %x", result, 0x519 );
  45
  46     strcpy(buffer,"0x51a");
  47     ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed" );
  48     ok( result == 0x51a ,"sscanf reads %x instead of %x", result, 0x51a );
  49
  50     strcpy(buffer,"0x51g");
  51     ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed" );
  52     ok( result == 0x51, "sscanf reads %x instead of %x", result, 0x51 );
  53
  54     /* check % followed by any char */
  55     strcpy(buffer,"\"%12@");
  56     strcpy(format,"%\"%%%d%@");  /* work around gcc format check */
  57     ok( sscanf(buffer, format, &result) == 1, "sscanf failed" );
  58     ok( result == 12, "sscanf reads %x instead of %x", result, 12 );
  59
  60     /*Check float */
  61     ret = sprintf(buffer,"%f %f",res1, res2);
  62     ret = sscanf(buffer,"%f%f",&res11, &res12);
  63     ok( (res11 == res1) && (res12 == res2), "Error reading floats");
  64     ret = sprintf(buffer," %s", pname);
  65     ret = sscanf(buffer,"%*c%[^\n]",buffer1);
  66     ok( ret == 1, "Error with format \"%s\"","%*c%[^\n]");
  67     ok( strncmp(pname,buffer1,strlen(buffer1)) == 0, "Error with \"%s\" \"%s\"",pname, buffer1);
  68     ret = sprintf(buffer,"%d:%d:%d",hour,min,sec);
  69     ret = sscanf(buffer,"%d%n",&number,&number_so_far);
  70     ok(ret == 1 , "problem with format arg \"%%d%%n\"");
  71     ok(number == hour,"Read wrong arg %d instead of %d",number, hour);
  72     ok(number_so_far == 2,"Read wrong arg for \"%%n\" %d instead of 2",number_so_far);
  73     ret = sscanf(buffer+2,"%*c%n",&number_so_far);
  74     ok(ret == 0 , "problem with format arg \"%%*c%%n\"");
  75     ok(number_so_far == 1,"Read wrong arg for \"%%n\" %d instead of 2",number_so_far);
  76 }
  77
  78
  79 START_TEST(scanf)
  80 {
  81     test_sscanf();
  82 }