From ebd99314cff907433eca835926a325c019f4b6c0 Mon Sep 17 00:00:00 2001
From: Qingping Hou <dave2008713@gmail.com>
Date: Sun, 26 Jan 2014 00:18:55 -0500
Subject: add test case for node_describe_by_id

---
 src/test/include.am    |  1 +
 src/test/test.c        |  2 ++
 src/test/test_router.c | 38 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 src/test/test_router.c

(limited to 'src/test')

diff --git a/src/test/include.am b/src/test/include.am
index fe30fa4d3..b338cbe3e 100644
--- a/src/test/include.am
+++ b/src/test/include.am
@@ -39,6 +39,7 @@ src_test_test_SOURCES = \
 	src/test/test_util.c \
 	src/test/test_config.c \
 	src/test/test_hs.c \
+	src/test/test_router.c \
 	src/ext/tinytest.c
 
 src_test_test_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
diff --git a/src/test/test.c b/src/test/test.c
index 3f8e9c64f..8b2a5ad67 100644
--- a/src/test/test.c
+++ b/src/test/test.c
@@ -1626,6 +1626,7 @@ extern struct testcase_t controller_event_tests[];
 extern struct testcase_t logging_tests[];
 extern struct testcase_t backtrace_tests[];
 extern struct testcase_t hs_tests[];
+extern struct testcase_t router_tests[];
 
 static struct testgroup_t testgroups[] = {
   { "", test_array },
@@ -1650,6 +1651,7 @@ static struct testgroup_t testgroups[] = {
   { "extorport/", extorport_tests },
   { "control/", controller_event_tests },
   { "hs/", hs_tests },
+  { "router/", router_tests },
   END_OF_GROUPS
 };
 
diff --git a/src/test/test_router.c b/src/test/test_router.c
new file mode 100644
index 000000000..c13ccc643
--- /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
+};
+
-- 
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