tests: skip over -flags for first option in autotests

Otherwise calls like "apt -q install" end up calling "aptautotest_apt_q"
instead of "aptautotest_apt_install"

Gbp-Dch: Ignore

test/integration/framework

@@ -1931,12 +1931,20 @@ mkdir() {
 ### general things about commands executed without writing the test every time.
 
 aptautotest() {
+	if [ $# -lt 3 ]; then return; fi
 	local TESTCALL="$1"
 	local CMD="$2"
 	local FIRSTOPT="$3"
+	shift 2
+	for i in "$@"; do
+		if ! expr match "$i" '^-' >/dev/null 2>&1; then
+			FIRSTOPT="$i"
+			break
+		fi
+	done
+	shift
 	local AUTOTEST="aptautotest_$(echo "${CMD##*/}_${FIRSTOPT}" | tr -d -c 'A-za-z0-9')"
 	if command -v $AUTOTEST >/dev/null; then
-		shift 3
 		# save and restore the *.output files from other tests
 		# as we might otherwise override them in these automatic tests
 		rm -rf "${TMPWORKINGDIRECTORY}/rootdir/tmp-before"