1 files changed, 90 insertions, 0 deletions
diff --git a/wsrep-lib/test/xid_test.cpp b/wsrep-lib/test/xid_test.cpp
new file mode 100644
index 00000000..ce2ffab4
--- /dev/null
+++ b/wsrep-lib/test/xid_test.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2020 Codership Oy <info@codership.com>
+ *
+ * This file is part of wsrep-lib.
+ *
+ * Wsrep-lib is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Wsrep-lib is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with wsrep-lib.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "wsrep/xid.hpp"
+#include <boost/test/unit_test.hpp>
+
+BOOST_AUTO_TEST_CASE(xid_test_is_null)
+{
+    wsrep::xid null_xid;
+    BOOST_REQUIRE(null_xid.is_null());
+    wsrep::xid test_xid(1,0,0,nullptr);
+    BOOST_REQUIRE(!test_xid.is_null());
+}
+
+BOOST_AUTO_TEST_CASE(xid_test_equal)
+{
+    wsrep::xid a(1,1,1,"ab");
+    wsrep::xid b(1,1,1,"ab");
+    BOOST_REQUIRE(a == b);
+}
+
+BOOST_AUTO_TEST_CASE(xid_test_null_equal)
+{
+    wsrep::xid a;
+    wsrep::xid b;
+    BOOST_REQUIRE(a == b);
+    BOOST_REQUIRE(a.is_null());
+}
+
+BOOST_AUTO_TEST_CASE(xid_test_not_equal)
+{
+    wsrep::xid a(1,1,0,"a");
+    wsrep::xid b(1,0,1,"a");
+    wsrep::xid c(-1,1,0,"a");
+    wsrep::xid d(1,1,0,"b");
+    BOOST_REQUIRE(!(a == b));
+    BOOST_REQUIRE(!(a == c));
+    BOOST_REQUIRE(!(a == d));
+}
+
+BOOST_AUTO_TEST_CASE(xid_clear)
+{
+    wsrep::xid null_xid;
+    wsrep::xid to_clear(1, 1, 0, "a");
+    to_clear.clear();
+    BOOST_REQUIRE(to_clear.is_null());
+    BOOST_REQUIRE(null_xid == to_clear);
+}
+
+BOOST_AUTO_TEST_CASE(xid_to_string)
+{
+    wsrep::xid null_xid;
+    std::stringstream null_xid_str;
+    null_xid_str << null_xid;
+    BOOST_REQUIRE(null_xid_str.str() == "");
+
+    wsrep::xid test_xid(1,4,0,"test");
+    std::string xid_str(to_string(test_xid));
+    BOOST_REQUIRE(xid_str == "test");
+}
+
+static bool exception_check(const wsrep::runtime_error&)
+{
+    return true;
+}
+
+BOOST_AUTO_TEST_CASE(xid_too_big)
+{
+    std::string s(65,'a');
+    BOOST_REQUIRE_EXCEPTION(wsrep::xid a(1, 65, 0, s.c_str()),
+                            wsrep::runtime_error, exception_check);
+    BOOST_REQUIRE_EXCEPTION(wsrep::xid b(1, 0, 65, s.c_str()),
+                            wsrep::runtime_error, exception_check);
+}