(function() {
    "use strict";
    if (0) {  // Test disabled until SERVER-8579 is finished. Reminder ticket: SERVER-8342
        const conn = MongoRunner.runMongod({smallfiles: "", nojournal: ""});
        assert.neq(null, conn, "mongod failed to start.");
        db = conn.getDB("test");

        t = db.query_yield1;
        t.drop();

        N = 20000;
        i = 0;

        q = function() {
            var x = this.n;
            for (var i = 0; i < 250; i++) {
                x = x * 2;
            }
            return false;
        };

        while (true) {
            fill = function() {
                var bulk = t.initializeUnorderedBulkOp();
                for (; i < N; i++) {
                    bulk.insert({_id: i, n: 1});
                }
                assert.writeOK(bulk.execute());
            };

            timeQuery = function() {
                return Date.timeFunc(function() {
                    assert.eq(0, t.find(q).itcount());
                });
            };

            fill();
            timeQuery();
            timeQuery();
            time = timeQuery();
            print(N + "\t" + time);
            if (time > 2000)
                break;

            N *= 2;
        }

        // --- test 1

        assert.eq(0, db.currentOp().inprog.length, "setup broken");

        join = startParallelShell(
            "print( 0 == db.query_yield1.find( function(){ var x=this.n; for ( var i=0; i<500; i++ ){ x = x * 2; } return false; } ).itcount() ); ");

        assert.soon(function() {
            var x = db.currentOp().inprog;
            return x.length > 0;
        }, "never doing query", 2000, 1);

        print("start query");

        num = 0;
        start = new Date();
        biggestMe = 0;
        while (((new Date()).getTime() - start) < (time * 2)) {
            var me = Date.timeFunc(function() {
                t.insert({x: 1});
            });
            var x = db.currentOp();

            if (num++ == 0) {
                assert.eq(1, x.inprog.length, "nothing in prog");
            }

            if (me > biggestMe) {
                biggestMe = me;
                print("biggestMe: " + biggestMe);
            }

            assert.gt(200, me, "took too long for me to run");

            if (x.inprog.length == 0)
                break;
        }

        join();

        var x = db.currentOp();
        assert.eq(0, x.inprog.length, "weird 2");

        MongoRunner.stopMongod(conn);
    }
})();