1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/test_router.c b/src/test/test_router.c
new file mode 100644
index 0000000000..c13ccc643e
--- /dev/null
+++ b/src/test/test_router.c
@@ -0,0 +1,38 @@
+/* Copyright (c) 2007-2013, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file test_router.c
+ * \brief Unit tests for router related functions.
+ **/
+
+#include "or.h"
+#include "nodelist.h"
+#include "router.h"
+#include "test.h"
+
+
+/** Tese the case when node_get_by_id() returns NULL, node_describe_by_id
+ * should return the base 16 encoding of the id.
+ */
+static void
+test_node_describe_by_id_null_node(void *arg)
+{
+  (void) arg;
+
+  #define ID "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
+
+  /* make sure node_get_by_id returns NULL */
+  test_assert(!node_get_by_id(ID));
+  test_streq(node_describe_by_id(ID),
+              "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA");
+done:
+  return;
+}
+
+struct testcase_t router_tests[] = {
+  { "node_get_by_id_null_node", test_node_describe_by_id_null_node, TT_FORK,
+    NULL, NULL },
+  END_OF_TESTCASES
+};
+