them out), but it basically works that way. Everything else lives in
F<t/>.
+Testing of warning messages is often separately done by using expect scripts in
+F<t/lib/warnings>. This is because much of the setup for them is already done
+for you.
+
If you add a new test directory under F<t/>, it is imperative that you
add that directory to F<t/HARNESS> and F<t/TEST>.