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// Test simple updates issued through mongos. Updates have different constraints through mongos,
// since shard key is immutable.
s = new ShardingTest( "auto1" , 2 , 1 , 1 );
s.adminCommand( { enablesharding : "test" } );
// repeat same tests with hashed shard key, to ensure identical behavior
s.adminCommand( { shardcollection : "test.update0" , key : { key : 1 } } );
s.adminCommand( { shardcollection : "test.update1" , key : { key : "hashed" } } );
db = s.getDB( "test" )
for(i=0; i < 2; i++){
coll = db.getCollection("update" + i);
coll.insert({_id:1, key:1});
// these are both upserts
coll.save({_id:2, key:2});
coll.update({_id:3, key:3}, {$set: {foo: 'bar'}}, {upsert: true});
assert.eq(coll.count(), 3, "count A")
assert.eq(coll.findOne({_id:3}).key, 3 , "findOne 3 key A")
assert.eq(coll.findOne({_id:3}).foo, 'bar' , "findOne 3 foo A")
// update existing using save()
coll.save({_id:1, key:1, other:1});
// update existing using update()
coll.update({_id:2}, {key:2, other:2});
coll.update({_id:3}, {key:3, other:3});
// do a replacement-style update which queries the shard key and keeps it constant
coll.save( {_id:4, key:4} );
coll.update({key:4}, {key:4, other:4});
assert.eq( coll.find({key:4, other:4}).count() , 1 , 'replacement update error');
coll.remove( {_id:4} )
assert.eq(coll.count(), 3, "count B")
coll.find().forEach(function(x){
assert.eq(x._id, x.key, "_id == key");
assert.eq(x._id, x.other, "_id == other");
});
coll.update({_id:1, key:1}, {$set: {key:2}});
err = db.getLastErrorObj();
assert.eq(coll.findOne({_id:1}).key, 1, 'key unchanged');
coll.update({_id:1, key:1}, {$set: {foo:2}});
assert.isnull(db.getLastError(), 'getLastError reset');
coll.update( { key : 17 } , { $inc : { x : 5 } } , true );
assert.eq( 5 , coll.findOne( { key : 17 } ).x , "up1" )
coll.update( { key : 18 } , { $inc : { x : 5 } } , true , true );
assert.eq( 5 , coll.findOne( { key : 18 } ).x , "up2" )
}
s.stop()
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