SERVER-29202 Add a refreshLogicalSessionCacheNow test command

1 files changed, 44 insertions, 0 deletions

diff --git a/jstests/noPassthrough/refresh_logical_session_cache_now.js b/jstests/noPassthrough/refresh_logical_session_cache_now.js
new file mode 100644
index 00000000000..e3fe583f074
--- /dev/null
+++ b/jstests/noPassthrough/refresh_logical_session_cache_now.js
@@ -0,0 +1,44 @@
+(function() {
+    "use script";
+
+    var res;
+    var refresh = {refreshLogicalSessionCacheNow: 1};
+    var startSession = {startSession: 1};
+
+    // Start up a standalone server.
+    var conn = MongoRunner.runMongod({nojournal: ""});
+    var admin = conn.getDB("admin");
+
+    // Trigger an initial refresh, as a sanity check.
+    res = admin.runCommand(refresh);
+    assert.commandWorked(res, "failed to refresh");
+
+    // Start a session. Should not be in the collection yet.
+    res = admin.runCommand(startSession);
+    assert.commandWorked(res, "unable to start session");
+
+    assert.eq(admin.system.sessions.count(), 0, "should not have session records yet");
+
+    // Trigger a refresh. Session should now be in the collection.
+    res = admin.runCommand(refresh);
+    assert.commandWorked(res, "failed to refresh");
+
+    assert.eq(admin.system.sessions.count(), 1, "should have written session records");
+
+    // Start some new sessions. Should not be in the collection yet.
+    var numSessions = 100;
+    for (var i = 0; i < numSessions; i++) {
+        res = admin.runCommand(startSession);
+        assert.commandWorked(res, "unable to start session");
+    }
+
+    assert.eq(admin.system.sessions.count(), 1, "should not have more session records yet");
+
+    // Trigger another refresh. All sessions should now be in the collection.
+    res = admin.runCommand(refresh);
+    assert.commandWorked(res, "failed to refresh");
+
+    assert.eq(
+        admin.system.sessions.count(), numSessions + 1, "should have written session records");
+
+}());