public function testColorize()
{
$this->assertEquals("[31mred[0m", Colors::colorize('red', Colors::RED));
$this->assertEquals("[1;31mred[0m", Colors::colorize('red', Colors::RED | Colors::BOLD));
$this->assertEquals("[43m[31mred[0m", Colors::colorize('red', Colors::RED, Colors::YELLOW));
$this->assertEquals("[31mred[0m", Colors::red('red'));
}