// @tags: [requires_eval_command] t = db.eval5; t.drop(); t.save({a: 1, b: 2, c: 3}); assert.eq(3, db.eval(function(z) { return db.eval5.find().toArray()[0].c; }), "something weird A"); assert.isnull(db.eval(function(z) { return db.eval5.find({}, {a: 1}).toArray()[0].c; }), "field spec didn't work");