Index: tests/uniq_name/Makefile
===================================================================
--- tests/uniq_name/Makefile	(nonexistent)
+++ tests/uniq_name/Makefile	(revision 2667)
@@ -0,0 +1,13 @@
+ROOT=../..
+UNM=$(ROOT)/src_plugins/io_kicad_legacy
+LHT=$(ROOT)/src_3rd/liblihata
+SRC=$(ROOT)/src
+
+CFLAGS = -Wall -I$(UNM) -I$(LHT)
+LIB_OBJS=$(LHT)/genht/htsp.o $(LHT)/genht/hash.o $(SRC)/compat_misc.o
+
+tester: tester.o $(UNM)/uniq_name.o $(LIB_OBJS)
+
+tester.o: tester.c $(UNM)/uniq_name.h
+
+$(UNM)/uniq_name.o: $(UNM)/uniq_name.c $(UNM)/uniq_name.h
\ No newline at end of file
Index: tests/uniq_name/tester.c
===================================================================
--- tests/uniq_name/tester.c	(nonexistent)
+++ tests/uniq_name/tester.c	(revision 2667)
@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include "uniq_name.h"
+
+int main()
+{
+	unm_t group1;
+
+	/* Initialize the group with defaults */
+	unm_init(&group1);
+
+	printf("'%s'\n", unm_name(&group1, "foo"));
+	printf("'%s'\n", unm_name(&group1, "bar"));
+	printf("'%s'\n", unm_name(&group1, "bar"));
+	printf("'%s'\n", unm_name(&group1, "baz"));
+
+	/* test forced collision */
+	printf("'%s'\n", unm_name(&group1, "forced"));
+	printf("'%s'\n", unm_name(&group1, "forced_dup1"));
+	printf("'%s'\n", unm_name(&group1, "forced_dup2"));
+	printf("'%s'\n", unm_name(&group1, "forced")); /* this would end up as forced_dup3 */
+	printf("'%s'\n", unm_name(&group1, "forced")); /* ... _dup4 */
+
+	/* test global dup ctr */
+	printf("'%s'\n", unm_name(&group1, "foo")); /* ... _dup5 */
+
+	/* unknown name gets named */
+	printf("'%s'\n", unm_name(&group1, NULL)); /* this is the first unnamed item, so it won't get a suffix */
+	printf("'%s'\n", unm_name(&group1, NULL)); /* gets suffixed because of the collision */
+
+	/* empty name is like unknown name too */
+	printf("'%s'\n", unm_name(&group1, ""));
+
+
+	/* Optional: change configuration, even on the fly: */
+	group1.unnamed = "anonymous";
+	group1.suffix_sep = "::";
+
+	/* Note: it is safe to reset the counter - worst case the collision loop
+	   will run some more before it finds a free name, but there won't be
+	   a collision */
+	group1.ctr = 0;
+
+	/* Adding three more unnamed items will demonstrate how the new config settings take effect */
+	printf("'%s'\n", unm_name(&group1, NULL));
+	printf("'%s'\n", unm_name(&group1, NULL));
+	printf("'%s'\n", unm_name(&group1, NULL));
+
+	/* Release all memory */
+	unm_uninit(&group1);
+}