Ticket #12590: test_vt100.cpp

#include <iostream>

// test program to output something interesting to the screen via VT100 escape sequences

int main() {
    // some raw string literals to do tty manipulation

    // ESC [ 2 J clears entire screen
    std::string cls = R"([2J)";

    // ESC [ 1 m enter bold mode
    std::string bold = R"([1m)";

    // ESC [ 5 m enter blink mode
    std::string blink = R"([5m)";

    // ESC [ 0 m restore normal attributes
    std::string normal = R"([0m)";

    std::cout << cls << bold << blink << "Something Happened!" << normal << std::endl;
}