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/**
* Basic test that checks that mongos includes the logical time metatadata in it's response.
* This does not test logical time propagation via the shell as there are many back channels
* where the logical time metadata can propagated, making it inherently racy.
*/
(function() {
var st = new ShardingTest({shards: {rs0: {nodes: 3}}});
st.s.adminCommand({enableSharding: 'test'});
var db = st.s.getDB('test');
// insert on one shard and extract the logical time
var res = assert.commandWorked(db.runCommand({insert: 'user', documents: [{x: 10}]}));
assert.hasFields(res, ['$logicalTime']);
var logicalTimeMetadata = res.$logicalTime;
assert.hasFields(logicalTimeMetadata, ['clusterTime', 'signature']);
res = st.rs0.getPrimary().adminCommand({replSetGetStatus: 1});
var appliedTime = res.optimes.appliedOpTime.ts;
assert.eq(0,
timestampCmp(appliedTime, logicalTimeMetadata.clusterTime),
'appliedTime: ' + tojson(appliedTime) + ' != clusterTime: ' +
tojson(logicalTimeMetadata.clusterTime));
assert.commandWorked(db.runCommand({ping: 1, '$logicalTime': logicalTimeMetadata}));
st.stop();
})();
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