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//
// Test that last optime is updated properly when the applyOps command fails and there's a no-op.
// lastOp is used as the optime to wait for when write concern waits for replication.
//
(function() {
"use strict";
var rs = new ReplSetTest({name: "applyOpsOptimeTest", nodes: 3, waitForKeys: true});
rs.startSet();
var nodes = rs.nodeList();
rs.initiate({
"_id": "applyOpsOptimeTest",
"members": [
{"_id": 0, "host": nodes[0]},
{"_id": 1, "host": nodes[1]},
{"_id": 2, "host": nodes[2], "arbiterOnly": true}
]
});
var primary = rs.getPrimary();
var db = primary.getDB('foo');
var coll = primary.getCollection('foo.bar');
// Two connections
var m1 = new Mongo(primary.host);
var m2 = new Mongo(primary.host);
var insertApplyOps = [{op: "i", ns: 'foo.bar', o: {_id: 1, a: "b"}}];
var deleteApplyOps = [{op: "d", ns: 'foo.bar', o: {_id: 1, a: "b"}}];
var badPreCondition = [{ns: 'foo.bar', q: {_id: 10, a: "aaa"}, res: {a: "aaa"}}];
var majorityWriteConcern = {w: 'majority', wtimeout: 30000};
// Set up some data
assert.writeOK(coll.insert({x: 1})); // creating the collection so applyOps works
assert.commandWorked(
m1.getDB('foo').runCommand({applyOps: insertApplyOps, writeConcern: majorityWriteConcern}));
var insertOp = m1.getDB('foo').getLastErrorObj('majority', 30000).lastOp;
// No-op applyOps
var res = m2.getDB('foo').runCommand({
applyOps: deleteApplyOps,
preCondition: badPreCondition,
writeConcern: majorityWriteConcern
});
assert.commandFailed(res, "The applyOps command was expected to fail, but instead succeeded.");
assert.eq(
res.errmsg, "preCondition failed", "The applyOps command failed for the wrong reason.");
var noOp = m2.getDB('foo').getLastErrorObj('majority', 30000).lastOp;
// Check that each connection has the same last optime
assert.eq(noOp,
insertOp,
"The connections' last optimes do " +
"not match: applyOps failed to update lastop on no-op");
rs.stopSet();
})();
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