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//
// Tests whether we forget M/R's temporary namespaces for sharded output
//
// TODO: SERVER-33599 remove shardAsReplicaSet: false
var st = new ShardingTest({shards: 1, mongos: 1, other: {shardAsReplicaSet: false}});
var mongos = st.s0;
var admin = mongos.getDB("admin");
var coll = mongos.getCollection("foo.bar");
var outputColl = mongos.getCollection((coll.getDB() + "") + ".mrOutput");
var bulk = coll.initializeUnorderedBulkOp();
for (var i = 0; i < 10; i++) {
bulk.insert({_id: i, even: (i % 2 == 0)});
}
assert.writeOK(bulk.execute());
var map = function() {
emit(this.even, 1);
};
var reduce = function(key, values) {
return Array.sum(values);
};
out = coll.mapReduce(map, reduce, {out: {reduce: outputColl.getName(), sharded: true}});
printjson(out);
printjson(outputColl.find().toArray());
var mongodThreadStats = st.shard0.getDB("admin").runCommand({shardConnPoolStats: 1}).threads;
var mongosThreadStats = admin.runCommand({shardConnPoolStats: 1}).threads;
printjson(mongodThreadStats);
printjson(mongosThreadStats);
var checkForSeenNS = function(threadStats, regex) {
for (var i = 0; i < threadStats.length; i++) {
var seenNSes = threadStats[i].seenNS;
for (var j = 0; j < seenNSes.length; j++) {
assert(!(regex.test(seenNSes)));
}
}
};
checkForSeenNS(mongodThreadStats, /^foo.tmp/);
checkForSeenNS(mongosThreadStats, /^foo.tmp/);
st.stop();
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