SERVER-414500 Track number of successful elections for each reason in serverStatus

1 files changed, 7 insertions, 0 deletions

diff --git a/jstests/replsets/replset1.js b/jstests/replsets/replset1.js
index 6ba1edf2b71..a0754764db0 100644
--- a/jstests/replsets/replset1.js
+++ b/jstests/replsets/replset1.js
@@ -2,6 +2,7 @@ var ssl_options1;
 var ssl_options2;
 var ssl_name;
 load("jstests/replsets/rslib.js");
+load('jstests/replsets/libs/election_metrics.js');
 var doTest = function(signal) {
 
     // Test basic replica set functionality.
@@ -29,6 +30,12 @@ var doTest = function(signal) {
     // elected master.
     var master = replTest.getPrimary();
 
+    // Check that both the 'called' and 'successful' fields of the 'electionTimeout' election reason
+    // counter have been incremented in serverStatus.
+    const primaryStatus = assert.commandWorked(master.adminCommand({serverStatus: 1}));
+    verifyServerStatusElectionReasonCounterValue(
+        primaryStatus.electionMetrics, "electionTimeout", 1);
+
     // Ensure the primary logs an n-op to the oplog upon transitioning to primary.
     assert.gt(master.getDB("local").oplog.rs.count({op: 'n', o: {msg: 'new primary'}}), 0);