test: add support for NO_BUILD=1 on openSUSE

test/test-functions

@@ -935,11 +935,52 @@ install_debian_systemd() {
     done < <(grep -E '^Package:' "${SOURCE_DIR}/debian/control" | cut -d ':' -f 2)
 }
 
+install_suse_systemd() {
+    local testsdir=/usr/lib/systemd/tests
+    local pkgs
+
+    dinfo "Install SUSE systemd"
+
+    pkgs=(
+        systemd
+        systemd-container
+        systemd-coredump
+        systemd-experimental
+        systemd-journal-remote
+        systemd-portable
+        udev
+    )
+
+    for p in "${pkgs[@]}"; do
+        rpm -q "$p" &>/dev/null || continue
+
+        ddebug "Install files from package $p"
+        while read -r f; do
+            [ -e "$f" ] || continue
+            [ -d "$f" ] && continue
+            inst "$f"
+        done < <(rpm -ql "$p")
+    done
+
+    # we only need testsdata dir as well as the unit tests (for
+    # TEST-02-UNITTESTS) in the image.
+    dinfo "Install unit tests and testdata directory"
+
+    mkdir -p "$initdir/$testsdir"
+    cp "$testsdir"/test-* "$initdir/$testsdir/"
+    cp -a "$testsdir/testdata" "$initdir/$testsdir/"
+
+    # On openSUSE, these dirs are not created at package install for now on.
+    mkdir -p "$initdir/var/log/journal/remote"
+}
+
 install_distro_systemd() {
     dinfo "Install distro systemd"
 
     if get_bool "$LOOKS_LIKE_DEBIAN"; then
         install_debian_systemd
+    elif get_bool "$LOOKS_LIKE_SUSE"; then
+        install_suse_systemd
     else
         dfatal "NO_BUILD not supported for this distro"
         exit 1
@@ -957,8 +998,6 @@ install_systemd() {
     # remove unneeded documentation
     rm -fr "$initdir"/usr/share/{man,doc}
 
-    get_bool "$LOOKS_LIKE_SUSE" && setup_suse
-
     # enable debug logging in PID1
     echo LogLevel=debug >>"$initdir/etc/systemd/system.conf"
     # store coredumps in journal
@@ -2405,12 +2444,6 @@ instmods() {
     return 0
 }
 
-setup_suse() {
-    ln -fs ../usr/bin/systemctl "${initdir:?}/bin/"
-    ln -fs ../usr/lib/systemd "$initdir/lib/"
-    inst_simple "/usr/lib/systemd/system/haveged.service"
-}
-
 _umount_dir() {
     local mountpoint="${1:?}"
     if mountpoint -q "$mountpoint"; then