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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. unsigned parseAndCompareDouble(const char* inSTR, const char* inF, const char * expect, const char * outF){
  5.     unsigned e = 0;
  6.     char buffer[2000];
  7.     double a = 0;
  8.     if( 1 != sscanf( inSTR, inF, &a ) ) e += 1;
  9.     if( (int) strlen(expect) != snprintf(buffer, 2000, outF, a) ) e += 1;
  10.     if( 0 != strcmp(expect, buffer) ) e += 1;
  11.     return e;
  12. }
  13.  
  14. int main( void )
  15. {
  16.     unsigned e = 0;
  17.     const char * universalFormat = "%*[^/]/%lf";
  18.  
  19.     e += parseAndCompareDouble("X/100", universalFormat, "X/100", "X/%3.0lf");
  20.     e += parseAndCompareDouble("     X/100\r\n", universalFormat, "X/100", "X/%3.0lf");
  21.     e += parseAndCompareDouble("     X/99\r\n", universalFormat, "X/99", "X/%2.0lf");
  22.     e += parseAndCompareDouble("     X / 99 ", universalFormat, "X/99", "X/%2.0lf");
  23.     e += parseAndCompareDouble("X/99", universalFormat, "X/99", "X/%2.0lf");
  24.     e += parseAndCompareDouble("     \"X/100\"\r\n", universalFormat, "X/100", "X/%3.0lf");  
  25.  
  26.     if( 0 != e ){ printf( "%2u errors occured\n", e ); }
  27.     else{ printf( "all pass\n"); }
  28.     return e;
  29. }
Success #stdin #stdout 0s 1788KB
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stdin
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Standard input is empty
stdout
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all pass
https://ideone.com/wx2elw
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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