1 files changed, 70 insertions, 0 deletions
diff --git a/src/mongo/rpc/metadata/config_server_metadata_test.cpp b/src/mongo/rpc/metadata/config_server_metadata_test.cpp
new file mode 100644
index 00000000000..7f0a66a12d7
--- /dev/null
+++ b/src/mongo/rpc/metadata/config_server_metadata_test.cpp
@@ -0,0 +1,70 @@
+/**
+ *    Copyright (C) 2015 MongoDB Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program 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 Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the GNU Affero General Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#include "mongo/db/jsobj.h"
+#include "mongo/rpc/metadata/config_server_metadata.h"
+#include "mongo/unittest/unittest.h"
+
+namespace mongo {
+namespace rpc {
+namespace {
+
+using repl::OpTime;
+
+TEST(ConfigSvrMetadataTest, Roundtrip) {
+    OpTime opTime(Timestamp(1234, 100), 5);
+    ConfigServerMetadata metadata(opTime);
+
+    ASSERT_EQ(opTime, metadata.getOpTime().get());
+
+    BSONObjBuilder builder;
+    metadata.writeToMetadata(&builder);
+
+    BSONObj expectedObj(
+        BSON("configsvr" << BSON(
+                 "opTime" << BSON("ts" << opTime.getTimestamp() << "t" << opTime.getTerm()))));
+
+    BSONObj serializedObj = builder.obj();
+    ASSERT_EQ(expectedObj, serializedObj);
+
+    auto cloneStatus = ConfigServerMetadata::readFromMetadata(serializedObj);
+    ASSERT_OK(cloneStatus.getStatus());
+
+    const auto& clonedMetadata = cloneStatus.getValue();
+    ASSERT_EQ(opTime, clonedMetadata.getOpTime().get());
+
+    BSONObjBuilder clonedBuilder;
+    clonedMetadata.writeToMetadata(&clonedBuilder);
+
+    BSONObj clonedSerializedObj = clonedBuilder.obj();
+    ASSERT_EQ(expectedObj, clonedSerializedObj);
+}
+
+}  // unnamed namespace
+}  // namespace rpc
+}  // namespace mongo