// Regression test for SERVER-13516 crash var t = db.jstests_pop_server_13516; t.drop(); var id = NumberInt(0); var object = { _id : id, data : [] }; for (var i = 0; i < 4096; i++) { object.data[i] = 0; } t.insert(object); t.update({ _id : id}, { $pop : { data : -1 } }); var modified = t.findOne(); assert.eq(4095, modified.data.length);