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# include <cppad/vector.hpp>
# include <cppad/check_simple_vector.hpp>
# include <sstream> // sstream and string are used to test output operation
# include <string>
bool vectorBool(void)
{ bool ok = true;
using CppAD::vectorBool;
vectorBool x; // default constructor
ok &= (x.size() == 0);
x.resize(2); // resize and set element assignment
ok &= (x.size() == 2);
x[0] = false;
x[1] = true;
vectorBool y(2); // sizing constructor
ok &= (y.size() == 2);
const vectorBool z(x); // copy constructor and const element access
ok &= (z.size() == 2);
ok &= ( (z[0] == false) && (z[1] == true) );
x[0] = true; // modify, assignment changes x
ok &= (x[0] == true);
x = y = z; // vector assignment
ok &= ( (x[0] == false) && (x[1] == true) );
ok &= ( (y[0] == false) && (y[1] == true) );
ok &= ( (z[0] == false) && (z[1] == true) );
// test of output
std::string correct= "01";
std::string str;
std::ostringstream buf;
buf << z;
str = buf.str();
ok &= (str == correct);
// test of push_back
size_t i;
x.resize(0);
for(i = 0; i < 100; i++)
x.push_back( (i % 3) != 0 );
ok &= (x.size() == 100);
for(i = 0; i < 100; i++)
ok &= ( x[i] == ((i % 3) != 0) );
// is that boolvector is
// a simple vector class with elements of type bool
CppAD::CheckSimpleVector< bool, vectorBool >();
return ok;
}