// @tags: [
//     requires_non_retryable_writes,
//
//     # Uses $where operator
//     requires_scripting
// ]

t = db.jstests_js1;
t.remove({});

t.save({z: 1});
t.save({z: 2});
assert(2 == t.find().length());
assert(2 == t.find({
                 $where: function() {
                     return 1;
                 }
             }).length());
assert(1 == t.find({
                 $where: function() {
                     return obj.z == 2;
                 }
             }).length());

assert(t.validate().valid);