inline MyFloat ceil ( MyFloat const& x )
{
#if !defined(BOOST_NO_STDC_NAMESPACE)
return MyFloat ( std::ceil(x.to_builtin()) ) ;
#else
return MyFloat ( ::ceil(x.to_builtin()) ) ;
#endif
}
/********************* TestDigits *************************************
Allows testing of the member functions Digits and MaxDigits.
This routine assumes that input and output functions for MyFloats
have been written and debugged.
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void TestDigits()
{
MyFloat X;
cout <<"\n============ Testing Digits and MaxDigits ==============\n\n";
cout << "X.MaxDigits() = " << X.MaxDigits() << " \n\n";
do
{
cout << "\nEnter MyFloat ==> ";
cin >> X;
cin.ignore(1000, '\n'); // Discard all chars in input stream.
cout << "\nDigits(" << X << ") = " << X.Digits() << endl;
}
while ( SpaceBarToContinue() );
}
/********************* TestRead ***************************************
Allows testing of the member function Read of MyFloat.
The Write function is assumed to be correct!
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void TestRead()
{
MyFloat X;
cout << "\n>>>>>>>> Testing Read function >>>>>>>>>>>>\n";
do
{
cout << "\nEnter a MyFloat ==> ";
cin >> X;
cin.ignore(1000, '\n'); // Discard all chars in input stream.
if ( X.Digits() == 0 ) // No significant digits
cout << "\nInput error! ";
cout << "\nAfter read, X = '"<< X << "'\n";
}
while ( SpaceBarToContinue() );
}
/********************* TestAssignment *********************************
Allows testing of the member functions "=" of MyFloat.
This routine assumes that input and output functions for MyFloats
have been written and debugged.
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void TestAssignment()
{
MyFloat X;
char X_Str[100];
cout << "\n------------ Testing \"=\" for MyFloat --------------------\n";
do
{
cout << "\nEnter string holding float: ";
cin.getline(X_Str, 100);
X = X_Str; // Call MyFloat = operator
if ( X.Digits() == 0 ) // Error in string format
cout << "\nFormat error! ";
cout << "\nAfter assignment, 'X = "<< X << "'" << endl;
}
while ( SpaceBarToContinue() );
}
static double apply ( MyFloat const& n ) { return n.to_builtin() ; }