Imported Upstream version 1.6.5

1 files changed, 65 insertions, 0 deletions

diff --git a/jstests/slowNightly/sharding_migrate_cursor1.js b/jstests/slowNightly/sharding_migrate_cursor1.js
new file mode 100644
index 0000000..7198102
--- /dev/null
+++ b/jstests/slowNightly/sharding_migrate_cursor1.js
@@ -0,0 +1,65 @@
+
+chunksize = 25
+
+s = new ShardingTest( "migrate_cursor1" , 2 , 1 , 1 , { chunksize : chunksize } );
+
+s.config.settings.update( { _id: "balancer" }, { $set : { stopped: true } } , true );
+
+s.adminCommand( { enablesharding : "test" } );
+db = s.getDB( "test" )
+t = db.foo
+
+bigString = ""
+stringSize = 1024;
+
+while ( bigString.length < stringSize )
+    bigString += "asdasdas";
+
+stringSize = bigString.length
+docsPerChunk = Math.ceil( ( chunksize * 1024 * 1024 ) / ( stringSize - 12 ) )
+numChunks = 5
+numDocs = 20 * docsPerChunk
+
+print( "stringSize: " + stringSize + " docsPerChunk: " + docsPerChunk + " numDocs: " + numDocs )
+
+for ( i=0; i<numDocs; i++ ){
+    t.insert( { _id : i , s : bigString } );
+}
+
+db.getLastError();
+
+s.adminCommand( { shardcollection : "test.foo" , key : { _id : 1 } } );
+
+assert.lt( numChunks ,  s.config.chunks.find().count() , "initial 1" );
+
+primary = s.getServer( "test" ).getDB( "test" ).foo;
+secondaryName = s.getOther( primary.name )
+secondary = secondaryName.getDB( "test" ).foo;
+
+assert.eq( numDocs , primary.count() , "initial 2" );
+assert.eq( 0 , secondary.count() , "initial 3" );
+assert.eq( numDocs , t.count() , "initial 4" )
+
+x = primary.find( { _id : { $lt : 500 } } ).batchSize(2)
+x.next();
+
+s.adminCommand( { moveChunk : "test.foo" , find : { _id : 0 } , to : secondaryName.name } )
+
+join = startParallelShell( "sleep(5); db.x.insert( {x:1} ); db.adminCommand( { moveChunk : 'test.foo' , find : { _id : " + docsPerChunk * 3 + " } , to : '" + secondaryName.name + "' } )" )
+assert.soon( function(){ return db.x.count() > 0; } , "XXX" , 30000 , 1 )
+
+
+print( "itcount: " + x.itcount() )
+x = null;
+for ( i=0; i<5; i++ ) gc()
+
+print( "cursor should be gone" )
+
+join();
+
+//assert.soon( function(){ return numDocs == t.count(); } , "at end 1" )
+sleep( 5000 )
+assert.eq( numDocs , t.count() , "at end 2" )
+assert.eq( numDocs , primary.count() + secondary.count() , "at end 3" )
+
+s.stop()