tests: Add a bootc-cached.sh test

Signed-off-by: Alberto Faria <[email protected]>

Author: albertofaria

tests/t/bootc-cached.sh

@@ -0,0 +1,21 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+image="${TEST_IMAGES[fedora-bootc]}"
+user="${TEST_IMAGES_DEFAULT_USER[fedora-bootc]}"
+
+__drop_cached() {
+    mapfile -d '' -t __cached < <( __engine images --filter=label=crun-vm.from --format '{{.ID}}' --no-trunc )
+    if (( ${#__cached[@]} > 0 )); then
+        __engine rmi "${__cached[@]}"
+    fi
+}
+
+__test() {
+    __engine run --detach --name "$TEST_ID" "$image"
+    __engine exec "$TEST_ID" --as "$user"
+    __engine rm --force "$TEST_ID"
+}
+
+__drop_cached
+__test
+__test