SERVER-28300 Implement mock libraries to test logical session cache

1 files changed, 85 insertions, 0 deletions

diff --git a/src/mongo/db/service_liason_mock.cpp b/src/mongo/db/service_liason_mock.cpp
new file mode 100644
index 00000000000..99c63101d15
--- /dev/null
+++ b/src/mongo/db/service_liason_mock.cpp
@@ -0,0 +1,85 @@
+/**
+ *    Copyright (C) 2017 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/platform/basic.h"
+
+#include <algorithm>
+
+#include "mongo/db/service_liason_mock.h"
+
+namespace mongo {
+
+MockServiceLiasonImpl::MockServiceLiasonImpl() {
+    auto timerFactory = std::make_unique<executor::AsyncTimerFactoryMock>();
+    _timerFactory = timerFactory.get();
+    _runner = std::make_unique<PeriodicRunnerASIO>(std::move(timerFactory));
+    _runner->startup();
+}
+
+MockServiceLiasonImpl::SessionList MockServiceLiasonImpl::getActiveSessions() const {
+    stdx::unique_lock<stdx::mutex> lk(_mutex);
+    return _activeSessions;
+}
+
+void MockServiceLiasonImpl::join() {
+    _runner->shutdown();
+}
+
+Date_t MockServiceLiasonImpl::now() const {
+    return _timerFactory->now();
+}
+
+void MockServiceLiasonImpl::scheduleJob(PeriodicRunner::PeriodicJob job) {
+    _runner->scheduleJob(std::move(job));
+}
+
+void MockServiceLiasonImpl::add(LogicalSessionId lsid) {
+    stdx::unique_lock<stdx::mutex> lk(_mutex);
+    _activeSessions.push_back(std::move(lsid));
+}
+
+void MockServiceLiasonImpl::remove(LogicalSessionId lsid) {
+    stdx::unique_lock<stdx::mutex> lk(_mutex);
+    _activeSessions.erase(std::remove(_activeSessions.begin(), _activeSessions.end(), lsid),
+                          _activeSessions.end());
+}
+
+void MockServiceLiasonImpl::clear() {
+    stdx::unique_lock<stdx::mutex> lk(_mutex);
+    _activeSessions.clear();
+}
+
+void MockServiceLiasonImpl::fastForward(Milliseconds time) {
+    _timerFactory->fastForward(time);
+}
+
+int MockServiceLiasonImpl::jobs() {
+    return _timerFactory->jobs();
+}
+
+}  // namespace mongo