SERVER-35623 Send a replSetStepUp command to an eligible candidate on stepdown

1 files changed, 26 insertions, 0 deletions

diff --git a/jstests/replsets/election_handoff_basic.js b/jstests/replsets/election_handoff_basic.js
new file mode 100644
index 00000000000..c11a60612a2
--- /dev/null
+++ b/jstests/replsets/election_handoff_basic.js
@@ -0,0 +1,26 @@
+/**
+ * This is a basic test that checks that, with election handoff is enabled, a primary that steps
+ * down sends a ReplSetStepUp request to an eligible candidate. It uses a two-node replica set,
+ * so there is only one secondary that can take over.
+ */
+
+(function() {
+    "use strict";
+    load("jstests/replsets/libs/election_handoff.js");
+
+    const testName = "election_handoff_vanilla";
+    const numNodes = 2;
+    const rst = ReplSetTest({name: testName, nodes: numNodes});
+    const nodes = rst.nodeList();
+    rst.startSet();
+
+    // Make sure there are no election timeouts firing for the duration of the test. This helps
+    // ensure that the test will only pass if the election handoff succeeds.
+    const config = rst.getReplSetConfig();
+    config.settings = {"electionTimeoutMillis": 12 * 60 * 60 * 1000};
+    rst.initiate(config);
+
+    ElectionHandoffTest.testElectionHandoff(rst, 0, 1);
+
+    rst.stopSet();
+})();
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