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//
// Tests cleanup of sharded and unsharded cursors
//
var st = new ShardingTest({shards: 2, mongos: 1});
var mongos = st.s0;
var admin = mongos.getDB("admin");
var config = mongos.getDB("config");
var shards = config.shards.find().toArray();
var coll = mongos.getCollection("foo.bar");
var collUnsharded = mongos.getCollection("foo.baz");
// Shard collection
printjson(admin.runCommand({enableSharding: coll.getDB() + ""}));
printjson(admin.runCommand({movePrimary: coll.getDB() + "", to: shards[0]._id}));
printjson(admin.runCommand({shardCollection: coll + "", key: {_id: 1}}));
printjson(admin.runCommand({split: coll + "", middle: {_id: 0}}));
printjson(admin.runCommand({moveChunk: coll + "", find: {_id: 0}, to: shards[1]._id}));
jsTest.log("Collection set up...");
st.printShardingStatus(true);
jsTest.log("Insert enough data to overwhelm a query batch.");
var bulk = coll.initializeUnorderedBulkOp();
var bulk2 = collUnsharded.initializeUnorderedBulkOp();
for (var i = -150; i < 150; i++) {
bulk.insert({_id: i});
bulk2.insert({_id: i});
}
assert.writeOK(bulk.execute());
assert.writeOK(bulk2.execute());
jsTest.log("Open a cursor to a sharded and unsharded collection.");
var shardedCursor = coll.find();
assert.neq(null, shardedCursor.next());
var unshardedCursor = collUnsharded.find();
assert.neq(null, unshardedCursor.next());
jsTest.log("Check whether the cursor is registered in the cursor info.");
var cursorInfo = admin.serverStatus().metrics.cursor;
printjson(cursorInfo);
assert.eq(cursorInfo.open.multiTarget, 1);
jsTest.log("End the cursors.");
shardedCursor.itcount();
unshardedCursor.itcount();
var cursorInfo = admin.serverStatus().metrics.cursor;
printjson(cursorInfo);
assert.eq(cursorInfo.open.multiTarget, 0);
jsTest.log("DONE!");
st.stop();
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