public function outputTypeChoices()
{
$this->out('You must provide a class type to bake a test for. The valid types are:', 2);
$i = 0;
foreach ($this->classTypes as $option => $package) {
$this->out(++$i . '. ' . $option);
}
$this->out('');
$this->out('Re-run your command as `cake bake <type> <classname>`');
}