// test $set with array indicies t = db.jstests_set7; t.drop(); t.save( {a:[0,1,2,3]} ); t.update( {}, {$set:{"a.0":2}} ); assert.eq( [2,1,2,3], t.findOne().a ); t.update( {}, {$set:{"a.4":5}} ); assert.eq( [2,1,2,3,5], t.findOne().a ); t.update( {}, {$set:{"a.9":9}} ); assert.eq( [2,1,2,3,5,null,null,null,null,9], t.findOne().a ); t.drop(); t.save( {a:[0,1,2,3]} ); t.update( {}, {$set:{"a.9":9,"a.7":7}} ); assert.eq( [0,1,2,3,null,null,null,7,null,9], t.findOne().a ); t.drop(); t.save( {a:[0,1,2,3,4,5,6,7,8,9,10]} ); t.update( {}, {$set:{"a.11":11} } ); assert.eq( [0,1,2,3,4,5,6,7,8,9,10,11], t.findOne().a ); t.drop(); t.save( {} ); t.update( {}, {$set:{"a.0":4}} ); assert.eq( {"0":4}, t.findOne().a ); t.drop(); t.update( {"a.0":4}, {$set:{b:1}}, true ); assert.eq( {"0":4}, t.findOne().a ); t.drop(); t.save( {a:[]} ); t.update( {}, {$set:{"a.f":1}} ); assert( db.getLastError() ); assert.eq( [], t.findOne().a );