Index: tests/conf/list_merge.tst
===================================================================
--- tests/conf/list_merge.tst	(nonexistent)
+++ tests/conf/list_merge.tst	(revision 2200)
@@ -0,0 +1,47 @@
+echo === initial state: empty ===
+reset *
+dump native rc/library_search_paths
+
+echo === import 3 levels ===
+paste system \
+	li:pcb-rnd-conf-v1 { \
+		ha:overwrite { \
+			ha:rc { \
+				li:library_search_paths = { sys1; sys2 } \
+			} \
+		} \
+	}
+dump native rc/library_search_paths
+
+paste user \
+	li:pcb-rnd-conf-v1 { \
+		ha:overwrite { \
+			ha:rc { \
+				li:library_search_paths = { user1; user2 } \
+			} \
+		} \
+	}
+dump native rc/library_search_paths
+
+paste design \
+	li:pcb-rnd-conf-v1 { \
+		ha:overwrite { \
+			ha:rc { \
+				li:library_search_paths = { design1; design2 } \
+			} \
+		} \
+	}
+dump native rc/library_search_paths
+
+echo === change policies ===
+role design
+chpolicy prepend
+dump native rc/library_search_paths
+
+role user
+chpolicy append
+dump native rc/library_search_paths
+
+role design
+chpolicy append
+dump native rc/library_search_paths
Index: tests/conf/list_set.test
===================================================================
--- tests/conf/list_set.test	(nonexistent)
+++ tests/conf/list_set.test	(revision 2200)
@@ -0,0 +1,29 @@
+role design
+
+echo === initial state: empty ===
+reset *
+dump native rc/library_search_paths
+
+echo === append two items ===
+policy append
+
+set rc/library_search_paths foo
+dump native rc/library_search_paths
+
+set rc/library_search_paths bar
+dump native rc/library_search_paths
+
+echo === prepend two items ===
+policy prepend
+
+set rc/library_search_paths pre1
+dump native rc/library_search_paths
+
+set rc/library_search_paths pre2
+dump native rc/library_search_paths
+
+echo === overwrite ===
+policy overwrite
+
+set rc/library_search_paths new
+dump native rc/library_search_paths