SERVER-7865 Make copy of resultSet to be owned by mock cursor

Store a copy of the result set returned by a mock query in the
MockDBClientCursor so that the data is not freed when the temporaries
go out of scope.  The copy will be freed when the MockDBClientCursor
is destroyed.

2 files changed, 3 insertions, 1 deletions

diff --git a/src/mongo/dbtests/mock/mock_dbclient_cursor.cpp b/src/mongo/dbtests/mock/mock_dbclient_cursor.cpp
index 642d2bc0535..d141aeae1bb 100644
--- a/src/mongo/dbtests/mock/mock_dbclient_cursor.cpp
+++ b/src/mongo/dbtests/mock/mock_dbclient_cursor.cpp
@@ -21,7 +21,8 @@ namespace mongo {
     MockDBClientCursor::MockDBClientCursor(mongo::DBClientBase* client,
             const mongo::BSONArray& resultSet):
         mongo::DBClientCursor(client, "", 0, 0, 0) {
-        _cursor.reset(new mongo::DBClientMockCursor(BSONArray(resultSet.copy())));
+        _resultSet = resultSet.copy();
+        _cursor.reset(new mongo::DBClientMockCursor(BSONArray(_resultSet)));
     }
 
     bool MockDBClientCursor::more() {
diff --git a/src/mongo/dbtests/mock/mock_dbclient_cursor.h b/src/mongo/dbtests/mock/mock_dbclient_cursor.h
index 463c0be016b..454a2a61288 100644
--- a/src/mongo/dbtests/mock/mock_dbclient_cursor.h
+++ b/src/mongo/dbtests/mock/mock_dbclient_cursor.h
@@ -36,5 +36,6 @@ namespace mongo {
 
     private:
         boost::scoped_ptr<mongo::DBClientMockCursor> _cursor;
+        mongo::BSONObj _resultSet;
     };
 }