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-rw-r--r--tests/guix-system.sh12
1 files changed, 10 insertions, 2 deletions
diff --git a/tests/guix-system.sh b/tests/guix-system.sh
index 36ba5fbd5f..23d2da4903 100644
--- a/tests/guix-system.sh
+++ b/tests/guix-system.sh
@@ -153,8 +153,8 @@ cat > "$tmpfile" <<EOF
 
 (operating-system
   $OS_BASE
-  (services (cons* (dhcp-client-service)
-                   (dhcp-client-service) ;twice!
+  (services (cons* (service dhcp-client-service-type)
+                   (service dhcp-client-service-type) ;twice!
                    %base-services)))
 EOF
 
@@ -232,6 +232,14 @@ guix system build "$tmpfile" -d | grep '\.drv$'
 guix system vm "$tmpfile" -d	      # succeeds
 guix system vm "$tmpfile" -d | grep '\.drv$'
 
+# Make sure the behavior is deterministic (<https://bugs.gnu.org/32652>).
+drv1="`guix system vm "$tmpfile" -d`"
+drv2="`guix system vm "$tmpfile" -d`"
+test "$drv1" = "$drv2"
+drv1="`guix system disk-image --file-system-type=iso9660 "$tmpfile" -d`"
+drv2="`guix system disk-image --file-system-type=iso9660 "$tmpfile" -d`"
+test "$drv1" = "$drv2"
+
 make_user_config "group-that-does-not-exist" "users"
 if guix system build "$tmpfile" -n 2> "$errorfile"
 then false