GitHub Actions: build and test grml-debootstrap in PRs

[grml-debootstrap.git] / tests / docker-install-deb.sh

diff --git a/tests/docker-install-deb.sh b/tests/docker-install-deb.sh
new file mode 100755 (executable)
index 0000000..9ba38d0
--- /dev/null
+++ b/tests/docker-install-deb.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Install an already built grml-debootstrap.deb.
+# Wrapper around apt-get install for usage inside docker.
+
+set -eu -o pipefail
+
+if [ "$#" -ne 1 ]; then
+  echo "$0: Invalid arguments" >&2
+  echo "Expect: $0 DEB_NAME" >&2
+  exit 1
+fi
+DEB_NAME="$1"
+
+apt-get update
+# docker images can be relatively old, especially for unstable.
+apt-get -y upgrade
+apt-get -y install "$DEB_NAME"