diff --git a/tests/include/tests/qp.h b/tests/include/tests/qp.h
index d0d7357315..34a84491d8 100644
--- a/tests/include/tests/qp.h
+++ b/tests/include/tests/qp.h
@@ -84,3 +84,9 @@ qp_test_dumptrie(dns_qpreadable_t qp);
  */
 void
 qp_test_dumpdot(dns_qp_t *qp);
+
+/*
+ * Print the name encoded in a QP key.
+ */
+void
+qp_test_printkey(const dns_qpkey_t key, size_t keylen);
diff --git a/tests/libtest/qp.c b/tests/libtest/qp.c
index d6a1d3055f..fb65962bbf 100644
--- a/tests/libtest/qp.c
+++ b/tests/libtest/qp.c
@@ -23,6 +23,7 @@
 #include <isc/urcu.h>
 #include <isc/util.h>
 
+#include <dns/fixedname.h>
 #include <dns/name.h>
 #include <dns/qp.h>
 #include <dns/types.h>
@@ -338,4 +339,15 @@ qp_test_dumpdot(dns_qp_t *qp) {
 	printf("}\n");
 }
 
+void
+qp_test_printkey(const dns_qpkey_t key, size_t keylen) {
+	dns_fixedname_t fn;
+	dns_name_t *n = dns_fixedname_initname(&fn);
+	char txt[DNS_NAME_FORMATSIZE];
+
+	dns_qpkey_toname(key, keylen, n);
+	dns_name_format(n, txt, sizeof(txt));
+	printf("%s%s\n", txt, dns_name_isabsolute(n) ? "." : "");
+}
+
 /**********************************************************************/