int main()
{
{
// Test default constructor
CircularBuffer buf;
std::cout << buf.size() << "\n";
}
{
// Test constructor taking 1 arg: size of buffer
CircularBuffer buf(32);
std::cout << buf.size() << "\n";
}
{
// Test constructor taking std::vector
std::vector<int> v = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
CircularBuffer buf(v);
std::cout << buf.size() << "\n";
}
{
// Test copy constructor
std::vector<int> v = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
CircularBuffer buf(v);
CircularBuffer buf2(buf);
std::cout << buf.size() << ", " << buf2.size() << "\n";
}
{
// Test move constructor
std::vector<int> v = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
CircularBuffer buf(v);
CircularBuffer buf2(std::move(buf));
std::cout << buf.size() << ", " << buf2.size() << "\n";
}
{
// Test copy assignment
std::vector<int> v = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
CircularBuffer buf(v);
CircularBuffer buf2(3);
std::cout << buf.size() << ", " << buf2.size() << " -> ";
buf2 = buf;
std::cout << buf.size() << ", " << buf2.size() << "\n";
}
{
// Test move assignment
std::vector<int> v = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
CircularBuffer buf(v);
CircularBuffer buf2(3);
std::cout << buf.size() << ", " << buf2.size() << " -> ";
buf2 = std::move(buf);
std::cout << buf.size() << ", " << buf2.size() << "\n";
}
{
// Test indexing
CircularBuffer buf(10);
buf[0] = buf[2] = buf[4] = buf[6] = buf[8] = 1;
buf[1] = buf[3] = buf[5] = buf[7] = buf[9] = 2;
std::cout << buf.at(1) << " " << buf[6] << "\n";
std::cout << buf.at(32) << " " << buf[127] << "\n";
}
{
// Test indexing const object
const CircularBuffer buf({1, 2, 3, 4, 5});
std::cout << buf.at(1) << " " << buf[8] << "\n";
}
{
// Test size (already used above)
CircularBuffer buf(3);
if (buf.size() != 3)
std::cout << "Incorrect size!\n";
else
std::cout << "Correct size!\n";
}
{
// Test clear
CircularBuffer buf(5);
std::cout << buf.size() << " -> ";
buf.clear();
std::cout << buf.size() << "\n";
}
{
// Test swap
CircularBuffer buf({1, 2, 3, 4, 5});
CircularBuffer buf2({6, 7, 8, 9, 0});
std::cout << buf[0] << " " << buf[4] << " : " << buf2[0] << " "
<< buf2[4] << " -> ";
buf.swap(buf2);
std::cout << buf[0] << " " << buf[4] << " : " << buf2[0] << " "
<< buf2[4] << "\n";
}
{
// Test insert
CircularBuffer buf;
buf.insert(0, 1);
buf.insert(0, 2);
buf.insert(0, 3);
std::cout << buf.size() << " " << buf[2] << "\n";
buf.insert(200, 4);
std::cout << buf.size() << " " << buf[2] << "\n";
}
{
// Test move-insert
CircularBuffer buf;
int x = 3;
buf.insert(0, std::move(x));
int y = 2;
buf.insert(0, std::move(y));
std::cout << buf[0] << " " << buf[1] << " " << buf[2] << "\n";
}
{
// Test erase
CircularBuffer buf({1, 2, 3, 4});
std::cout << buf[0] << " " << buf.size() << " -> ";
buf.erase(0);
std::cout << buf[0] << " " << buf.size() << "\n";
}
return 0;
}
