text: /*
   * 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;
      LONGLONG result64;
      char c;
      void *ptr;
      float res1= -82.6267f, res2= 27.76f, res11, res12;
      double double_res;
      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 *)(ULONG_PTR)-0x46f174,"sscanf reads %p instead of %p\n",
          ptr, (void *)(ULONG_PTR)-0x46f174 );
  
      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);
      ok( ret == 20, "expected 20, got %u\n", ret);
      ret = sscanf(buffer,"%f%f",&res11, &res12);
      ok( ret == 2, "expected 2, got %u\n", ret);
      ok( (res11 == res1) && (res12 == res2), "Error reading floats\n");
  
      /* Check double */
      ret = sprintf(buffer, "%lf", 32.715);
      ok(ret == 9, "expected 9, got %u\n", ret);
      ret = sscanf(buffer, "%lf", &double_res);
      ok(ret == 1, "expected 1, got %u\n", ret);
      ok(double_res == 32.715, "Got %lf, expected %lf\n", double_res, 32.715);
      ret = sscanf(buffer, "%Lf", &double_res);
      ok(ret == 1, "expected 1, got %u\n", ret);
      ok(double_res == 32.715, "Got %lf, expected %lf\n", double_res, 32.715);
  
      strcpy(buffer, "1.1e-30");
      ret = sscanf(buffer, "%lf", &double_res);
      ok(ret == 1, "expected 1, got %u\n", ret);
      ok(double_res >= 1.1e-30-1e-45 && double_res <= 1.1e-30+1e-45,
              "Got %.18le, expected %.18le\n", double_res, 1.1e-30);
  
      /* check strings */
      ret = sprintf(buffer," %s", pname);
      ok( ret == 26, "expected 26, got %u\n", ret);
      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]);
  
      buffer1[0] = 'b';
      ret = sscanf("a","%s%s", buffer, buffer1);
      ok( ret == 1, "expected 1, got %u\n", ret);
      ok( buffer[0] == 'a', "buffer[0] = '%c'\n", buffer[0]);
      ok( buffer[1] == '\0', "buffer[1] = '%c'\n", buffer[1]);
      ok( buffer1[0] == 'b', "buffer1[0] = '%c'\n", buffer1[0]);
  
      /* check digits */
      ret = sprintf(buffer,"%d:%d:%d",hour,min,sec);
      ok( ret == 8, "expected 8, got %u\n", ret);
      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);
  
      result = 0xdeadbeef;
      strcpy(buffer,"12345678");
      ret = sscanf(buffer, "%hd", &result);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ok(result == 0xdead614e, "Wrong number read (%x)\n", result);
  
      result = 0xdeadbeef;
      ret = sscanf(buffer, "%hhd", &result);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ok(result == 0xbc614e, "Wrong number read (%x)\n", result);
  
      strcpy(buffer,"12345678901234");
      ret = sscanf(buffer, "%lld", &result64);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ret = sprintf(buffer1, "%lld", result64);
      ok(ret==14 || broken(ret==10), "sprintf returned %d\n", ret);
      if(ret == 14)
          ok(!strcmp(buffer, buffer1), "got %s, expected %s\n", buffer1, buffer);
  
      /* 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);
  
      buffer[0] = 0;
      buffer1[0] = 0;
      ret = sscanf("test=value\xda", "%[^=] = %[^;]", buffer, buffer1);
      ok(ret == 2, "got %d\n", ret);
      ok(!strcmp(buffer, "test"), "buf %s\n", buffer);
      ok(!strcmp(buffer1, "value\xda"), "buf %s\n", buffer1);
  
      ret = sscanf("\x81\x82test", "\x81%\x82%s", buffer);
      ok(ret == 1, "got %d\n", ret);
      ok(!strcmp(buffer, "test"), "buf = %s\n", buffer);
  }
  
  static void test_sscanf_s(void)
  {
      int (WINAPIV *psscanf_s)(const char*,const char*,...);
      HMODULE hmod = GetModuleHandleA("msvcrt.dll");
      int i, ret;
      char buf[100];
  
      psscanf_s = (void*)GetProcAddress(hmod, "sscanf_s");
      if(!psscanf_s) {
          win_skip("sscanf_s not available\n");
          return;
      }
  
      ret = psscanf_s("123", "%d", &i);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ok(i == 123, "i = %d\n", i);
  
      ret = psscanf_s("123", "%s", buf, 100);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ok(!strcmp("123", buf), "buf = %s\n", buf);
  
      ret = psscanf_s("123", "%s", buf, 3);
      ok(ret == 0, "Wrong number of arguments read: %d\n", ret);
      ok(buf[0]=='\0', "buf = %s\n", buf);
  
      buf[0] = 'a';
      ret = psscanf_s("123", "%3c", buf, 2);
      ok(ret == 0, "Wrong number of arguments read: %d\n", ret);
      ok(buf[0]=='\0', "buf = %s\n", buf);
  
      i = 1;
      ret = psscanf_s("123 123", "%s %d", buf, 2, &i);
      ok(ret == 0, "Wrong number of arguments read: %d\n", ret);
      ok(i==1, "i = %d\n", i);
  
      i = 1;
      ret = psscanf_s("123 123", "%d %s", &i, buf, 2);
      ok(ret == 1, "Wrong number of arguments read: %d\n", ret);
      ok(i==123, "i = %d\n", i);
  }
  
  static void test_swscanf( void )
  {
      wchar_t buffer[100];
      int result, ret;
      static const WCHAR formatd[] = {'%','d',0};
      const WCHAR format2[] = {'a',0x1234,'%',0x1234,'%','c',0};
      WCHAR c;
  
      /* check WEOF */
      /* WEOF is an unsigned short -1 but swscanf returns int
         so it should be sign-extended */
      buffer[0] = 0;
      ret = swscanf(buffer, formatd, &result);
      /* msvcrt returns 0 but should return -1 (later versions do) */
      ok( ret == (short)WEOF || broken(ret == 0),
          "swscanf returns %x instead of %x\n", ret, WEOF );
  
      buffer[0] = 'a';
      buffer[1] = 0x1234;
      buffer[2] = 0x1234;
      buffer[3] = 'b';
      ret = swscanf(buffer, format2, &c);
      ok(ret == 1, "swscanf returned %d\n", ret);
      ok(c == 'b', "c = %x\n", c);
  }
  
  static void test_swscanf_s(void)
  {
      static const wchar_t fmt1[] = {'%','c',0};
      static const wchar_t fmt2[] = {'%','[','a','-','z',']',0};
  
      int (WINAPIV *pswscanf_s)(const wchar_t*,const wchar_t*,...);
      HMODULE hmod = GetModuleHandleA("msvcrt.dll");
      wchar_t buf[2], out[2];
      int ret;
  
      pswscanf_s = (void*)GetProcAddress(hmod, "swscanf_s");
      if(!pswscanf_s) {
          win_skip("swscanf_s not available\n");
          return;
      }
  
      buf[0] = 'a';
      buf[1] = '1';
      out[1] = 'b';
      ret = pswscanf_s(buf, fmt1, out, 1);
      ok(ret == 1, "swscanf_s returned %d\n", ret);
      ok(out[0] == 'a', "out[0] = %x\n", out[0]);
      ok(out[1] == 'b', "out[1] = %x\n", out[1]);
  
      ret = pswscanf_s(buf, fmt2, out, 1);
      ok(!ret, "swscanf_s returned %d\n", ret);
  
      ret = pswscanf_s(buf, fmt2, out, 2);
      ok(ret == 1, "swscanf_s returned %d\n", ret);
      ok(out[0] == 'a', "out[0] = %x\n", out[0]);
      ok(!out[1], "out[1] = %x\n", out[1]);
  }
  
  START_TEST(scanf)
  {
      test_sscanf();
      test_sscanf_s();
      test_swscanf();
      test_swscanf_s();
  }
  