mongo/jstests/sharding/diffservers1.js

(function() {

var s = new ShardingTest({ name: "diffservers1", shards: 2 });

assert.eq( 2 , s.config.shards.count() , "server count wrong" );
assert.eq( 0 , s._connections[0].getDB( "config" ).shards.count() , "shouldn't be here" );
assert.eq( 0 , s._connections[1].getDB( "config" ).shards.count() , "shouldn't be here" );

test1 = s.getDB( "test1" ).foo;
test1.save( { a : 1 } );
test1.save( { a : 2 } );
test1.save( { a : 3 } );
assert.eq( 3 , test1.count() );

assert( ! s.admin.runCommand( { addshard: "sdd$%" } ).ok , "bad hostname" );

var portWithoutHostRunning = allocatePort();
assert(!s.admin.runCommand({addshard: "127.0.0.1:" + portWithoutHostRunning}).ok, "host not up");
assert(!s.admin.runCommand({ addshard: "10.0.0.1:" + portWithoutHostRunning}).ok,
       "allowed shard in IP when config is localhost" );

s.stop();

})();