SERVER-28301 Add stats about the logical session record cache to the serverStatus command

1 files changed, 10 insertions, 1 deletions

diff --git a/jstests/noPassthrough/start_session_command.js b/jstests/noPassthrough/start_session_command.js
index 5b1b438c4b3..dfec1b69685 100644
--- a/jstests/noPassthrough/start_session_command.js
+++ b/jstests/noPassthrough/start_session_command.js
@@ -4,11 +4,15 @@
     var admin;
     var foo;
     var result;
-    var request = {startSession: 1};
+    const request = {startSession: 1};
 
     conn = MongoRunner.runMongod({nojournal: ""});
     admin = conn.getDB("admin");
 
+    // ensure that the cache is empty
+    var serverStatus = assert.commandWorked(admin.adminCommand({serverStatus: 1}));
+    assert.eq(0, serverStatus.logicalSessionRecordCache.records);
+
     // test that we can run startSession unauthenticated when the server is running without --auth
 
     result = admin.runCommand(request);
@@ -19,6 +23,10 @@
     assert.eq(
         result.timeoutMinutes, 30, "failed test that our session record has the correct timeout");
 
+    // test that startSession added to the cache
+    serverStatus = assert.commandWorked(admin.adminCommand({serverStatus: 1}));
+    assert.eq(1, serverStatus.logicalSessionRecordCache.records);
+
     // test that we can run startSession authenticated when the server is running without --auth
 
     admin.createUser({user: 'user0', pwd: 'password', roles: jsTest.basicUserRoles});
@@ -84,4 +92,5 @@
     //
 
     MongoRunner.stopMongod(conn);
+
 })();