diff --git a/tests/unit/plugins/irc/test-irc-protocol.cpp b/tests/unit/plugins/irc/test-irc-protocol.cpp
index e4ee23d2a..55aa6d5d2 100644
--- a/tests/unit/plugins/irc/test-irc-protocol.cpp
+++ b/tests/unit/plugins/irc/test-irc-protocol.cpp
@@ -42,6 +42,7 @@ extern const char *irc_protocol_nick_address (struct t_irc_server *server,
                                               struct t_irc_nick *nick,
                                               const char *nickname,
                                               const char *address);
+extern struct t_hashtable *irc_protocol_get_message_tags (const char *tags);
 }
 
 #include "tests/tests.h"
@@ -157,6 +158,39 @@ TEST(IrcProtocol, Tags)
                                     "example.com"));
 }
 
+/*
+ * Tests functions:
+ *   irc_protocol_get_message_tags
+ */
+
+TEST(IrcProtocol, GetMessageTags)
+{
+    struct t_hashtable *hashtable;
+
+    POINTERS_EQUAL(NULL, irc_protocol_get_message_tags (NULL));
+    POINTERS_EQUAL(NULL, irc_protocol_get_message_tags (""));
+
+    hashtable = irc_protocol_get_message_tags ("abc");
+    CHECK(hashtable);
+    LONGS_EQUAL(1, hashtable->items_count);
+    POINTERS_EQUAL(NULL, (const char *)hashtable_get (hashtable, "abc"));
+    hashtable_free (hashtable);
+
+    hashtable = irc_protocol_get_message_tags ("abc=def");
+    CHECK(hashtable);
+    LONGS_EQUAL(1, hashtable->items_count);
+    STRCMP_EQUAL("def", (const char *)hashtable_get (hashtable, "abc"));
+    hashtable_free (hashtable);
+
+    hashtable = irc_protocol_get_message_tags ("aaa=bbb;ccc;example.com/ddd=eee");
+    CHECK(hashtable);
+    LONGS_EQUAL(3, hashtable->items_count);
+    STRCMP_EQUAL("bbb", (const char *)hashtable_get (hashtable, "aaa"));
+    POINTERS_EQUAL(NULL, (const char *)hashtable_get (hashtable, "ccc"));
+    STRCMP_EQUAL("eee", (const char *)hashtable_get (hashtable, "example.com/ddd"));
+    hashtable_free (hashtable);
+}
+
 /*
  * Tests functions:
  *   irc_protocol_parse_time