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// should check that election happens in priority order
(function() {
"use strict";
var replTest = new ReplSetTest({name: 'testSet', nodes: 3});
var nodenames = replTest.nodeList();
var nodes = replTest.startSet();
replTest.initiateWithAnyNodeAsPrimary({
"_id": "testSet",
"members": [
{"_id": 0, "host": nodenames[0], "priority": 1},
{"_id": 1, "host": nodenames[1], "priority": 2},
{"_id": 2, "host": nodenames[2], "priority": 3}
]
});
// 2 should be master (give this a while to happen, as other nodes might first be elected)
replTest.awaitNodesAgreeOnPrimary(replTest.kDefaultTimeoutMS, nodes, 2);
// wait for 1 to not appear to be master (we are about to make it master and need a clean slate
// here)
replTest.waitForState(nodes[1], ReplSetTest.State.SECONDARY);
// Wait for election oplog entry to be replicated, to ensure 0 will vote for 1 after stopping 2.
replTest.awaitReplication();
// kill 2, 1 should take over
replTest.stop(2);
// 1 should eventually be master
replTest.waitForState(nodes[1], ReplSetTest.State.PRIMARY);
// do some writes on 1
var master = replTest.getPrimary();
for (var i = 0; i < 1000; i++) {
assert.writeOK(master.getDB("foo").bar.insert({i: i}, {writeConcern: {w: 'majority'}}));
}
for (i = 0; i < 1000; i++) {
assert.writeOK(master.getDB("bar").baz.insert({i: i}, {writeConcern: {w: 'majority'}}));
}
// bring 2 back up, 2 should wait until caught up and then become master
replTest.restart(2);
replTest.awaitNodesAgreeOnPrimary(replTest.kDefaultTimeoutMS, nodes, 2);
// make sure nothing was rolled back
master = replTest.getPrimary();
for (i = 0; i < 1000; i++) {
assert(master.getDB("foo").bar.findOne({i: i}) != null, 'checking ' + i);
assert(master.getDB("bar").baz.findOne({i: i}) != null, 'checking ' + i);
}
replTest.stopSet();
}());
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