Files
mongo/jstests/aggregation/bugs/server6269.js
2016-03-09 12:18:14 -05:00

14 lines
531 B
JavaScript

// Correct skipping behavior when $skip is applied after $unwind. SERVER-6269
c = db.jstests_aggregation_server6269;
c.drop();
c.save({_id: 0, a: [1, 2, 3]});
// The unwound a:1 document is skipped, but the remainder are returned.
assert.eq([{_id: 0, a: 2}, {_id: 0, a: 3}], c.aggregate({$unwind: '$a'}, {$skip: 1}).toArray());
// Test with two documents.
c.save({_id: 1, a: [4, 5, 6]});
assert.eq([{_id: 0, a: 3}, {_id: 1, a: 4}, {_id: 1, a: 5}, {_id: 1, a: 6}],
c.aggregate({$unwind: '$a'}, {$skip: 2}).toArray());