Simplify AI test script execution

Author: walles

.github/copilot-instructions.md

@@ -1,10 +1,11 @@
-Use `test.sh` to run all tests. In addition to just running all tests, that
-script will do linting, some cross compiling and more.
+Use `MOOR_SKIP_INTERACTIVE_TESTS=1 ./test.sh` to run all tests. In addition to
+just running all tests, that script will do linting, some cross compiling and
+more.
 
 The `twin` directory contains the text windowing library used by `moor`. It is
 used for screen output. See its README for details.
 
 Inside of `twin`, log levels are:
-- Debug: Only to be show when the user explicitly enables debug logging
+- Debug: Only to be shown when the user explicitly enables debug logging
 - Info: Goes into crash reports, can be helpful as crash context
 - Error: Triggers crash reports, these things should be fixed

test.sh

@@ -88,7 +88,9 @@ echo Testing not crashing with different argument orders...
 
 # We can only do this test if we have a terminal. This means it will be run
 # locally but not in CI. Not great, but better than nothing.
-if [[ -t 1 ]]; then
+#
+# Set MOOR_SKIP_INTERACTIVE_TESTS=1 to disable interactive TTY tests.
+if [[ "${MOOR_SKIP_INTERACTIVE_TESTS}" != "1" && -t 1 ]]; then
   echo Test auto quitting on single screen...
   echo "  (success)" | ./moor --quit-if-one-screen
 fi