1 files changed, 65 insertions, 0 deletions
diff --git a/tests/guix-system.sh b/tests/guix-system.sh
index 1b77d1a0db..4289db2390 100644
--- a/tests/guix-system.sh
+++ b/tests/guix-system.sh
@@ -45,6 +45,32 @@ else
 fi
 
 
+# Reporting of unbound variables.
+
+cat > "$tmpfile" <<EOF
+(use-modules (gnu))                                   ; 1
+(use-service-modules networking)                      ; 2
+
+(operating-system                                     ; 4
+  (host-name "antelope")                              ; 5
+  (timezone "Europe/Paris")                           ; 6
+  (locale "en_US.UTF-8")                              ; 7
+
+  (bootloader (GRUB-config (device "/dev/sdX")))      ; 9
+  (file-systems (cons (file-system
+                        (device "root")
+                        (title 'label)
+                        (mount-point "/")
+                        (type "ext4"))
+                      %base-file-systems)))
+EOF
+
+if guix system build "$tmpfile" -n 2> "$errorfile"
+then false
+else
+    grep "$tmpfile:9:.*[Uu]nbound variable.*GRUB-config" "$errorfile"
+fi
+
 # Reporting of duplicate service identifiers.
 
 cat > "$tmpfile" <<EOF
@@ -76,3 +102,42 @@ then
 else
     grep "service 'networking'.*more than once" "$errorfile"
 fi
+
+make_user_config ()
+{
+    cat > "$tmpfile" <<EOF
+(use-modules (gnu))
+(use-service-modules networking)
+
+(operating-system
+  (host-name "antelope")
+  (timezone "Europe/Paris")
+  (locale "en_US.UTF-8")
+
+  (bootloader (grub-configuration (device "/dev/sdX")))
+  (file-systems (cons (file-system
+                        (device "root")
+                        (title 'label)
+                        (mount-point "/")
+                        (type "ext4"))
+                      %base-file-systems))
+  (users (list (user-account
+                 (name "dave")
+                 (home-directory "/home/dave")
+                 (group "$1")
+                 (supplementary-groups '("$2"))))))
+EOF
+}
+
+make_user_config "users" "wheel"
+guix system build "$tmpfile" -n       # succeeds
+
+make_user_config "group-that-does-not-exist" "users"
+if guix system build "$tmpfile" -n 2> "$errorfile"
+then false
+else grep "primary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi
+
+make_user_config "users" "group-that-does-not-exist"
+if guix system build "$tmpfile" -n 2> "$errorfile"
+then false
+else grep "supplementary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi