flowertest/rattest.cc

   1 #include <iostream.h>
   2 #include "rational.hh"
   3 #include "flower-test.hh"
   4 #include "string.hh"
   5
   6
   7 #define EXP_PRINT(a) #a << ": " << (a) << "\n"
   8
   9 void
  10 rattest ()
  11 {
  12   Rational r (1,4);
  13   Rational q(1,2);
  14   Rational s(6,4);
  15   Rational i;
  16   i.set_infinite (1);
  17
  18   cout << r << " " << s << " " << q << "\n";
  19   cout << r + q << " " << (s * q + s) << " " << (q / r) << "\n";
  20   cout << i;
  21   cout << "inf * r" << i * r << "inf * inf " << i * i << "inf + r" << i + r;
  22   cout << EXP_PRINT(-i);
  23   cout << EXP_PRINT(i >? -i) << EXP_PRINT(i >? r);
  24   cout << EXP_PRINT(i <? r) ;
  25   Rational one(1);
  26   cout << EXP_PRINT(one/Rational (4));
  27   cout << EXP_PRINT(one + one/Rational (4));
  28   Rational nul (0,1);
  29   Rational kwart (1,4);
  30   nul += kwart;
  31   cout << EXP_PRINT(nul);
  32   nul -= Rational (2) * kwart;
  33   cout << EXP_PRINT(nul);
  34
  35   cout << EXP_PRINT(Rational (1,128)  + Rational (1919,128));
  36
  37 }
  38
  39 ADD_TEST (rattest);