const t = db.index_hammer1;
t.drop();

const bulk = t.initializeUnorderedBulkOp();
for (let i = 0; i < 10000; i++)
    bulk.insert({x: i, y: i});
assert.commandWorked(bulk.execute());

let ops = [];

for (let i = 0; i < 50; i++)
    ops.push(
        {op: "find", ns: t.getFullName(), query: {x: {$gt: 5000}, y: {$gt: 5000}}, readCmd: true});

ops[10] = {
    op: "createIndex",
    ns: t.getFullName(),
    key: {x: 1}
};
ops[20] = {
    op: "createIndex",
    ns: t.getFullName(),
    key: {y: 1}
};
ops[30] = {
    op: "dropIndex",
    ns: t.getFullName(),
    key: {x: 1}
};
ops[40] = {
    op: "dropIndex",
    ns: t.getFullName(),
    key: {y: 1}
};

const res = benchRun({ops: ops, parallel: 5, seconds: 20, host: db.getMongo().host});
printjson(res);

assert.eq(10000, t.count());
