public void setSessionAttr_Arguments_Test()
{
// begin a new session
Sequoiadb sdb2 = new Sequoiadb(config.conf.Coord.Address);
sdb2.Connect(config.conf.UserName, config.conf.Password);
Assert.IsNotNull(sdb2.Connection);
// TODO:
BsonDocument conf = null;
string[] str = { "M", "m", "S", "s", "A", "a" };
int[] nodeNumber = { 1, 2, 3, 4, 5, 6, 7 };
Random rnd = new Random();
int r = rnd.Next(2);
int n = -1;
if (r == 0)
{
n = rnd.Next(6);
conf = new BsonDocument("PreferedInstance", str[n]);
}
else
{
n = rnd.Next(7);
conf = new BsonDocument("PreferedInstance", nodeNumber[n]);
}
try
{
sdb2.SetSessionAttr(conf);
}
catch (BaseException e)
{
Console.WriteLine(e.ErrorType);
Assert.Fail();
}
}
public void setSessionAttrTest()
{
// create another node
string host = "192.168.20.42";
int port = 55555;
string dataPath = "/opt/sequoiadb/database/data/55555";
string groupName = "group1";
ReplicaGroup rg = null;
try
{
// get the exist group
rg = sdb.GetReplicaGroup(groupName);
// remove the node we going to use
SequoiaDB.Node node = rg.GetNode(host, port);
if (node != null)
{
rg.RemoveNode(host, port, new BsonDocument());
}
// create node
Dictionary<string, string> opt = new Dictionary<string, string>();
rg.CreateNode(host, port, dataPath, opt);
rg.Start();
// insert some records first
int num = 10;
List<BsonDocument> insertor = new List<BsonDocument>();
for (int i = 0; i < num; i++)
{
BsonDocument obj = new BsonDocument();
obj.Add("id", i);
insertor.Add(obj);
}
coll.BulkInsert(insertor, 0);
// begin a new session
Sequoiadb sdb2 = new Sequoiadb(config.conf.Coord.Address);
sdb2.Connect(config.conf.UserName, config.conf.Password);
Assert.IsNotNull(sdb2.Connection);
// TODO:
BsonDocument conf = new BsonDocument("PreferedInstance", "m");
sdb2.SetSessionAttr(conf);
// check
// record the slave note "TotalDataRead" before query
Sequoiadb sddb = new Sequoiadb(host, port);
sddb.Connect(config.conf.UserName, config.conf.Password);
DBCursor cur1 = sddb.GetSnapshot(6, null, null, null);
BsonDocument status1 = cur1.Next();
long count1 = status1.GetValue("TotalDataRead").AsInt64;
// query
DBCursor cursor = coll.Query(null, null, null, null, 0, -1);
BsonDocument o = new BsonDocument();
long count = 0;
while ((o = cursor.Next()) != null)
count++;
// record the slave note "TotalRead" after query
DBCursor cur2 = sddb.GetSnapshot(6, null, null, null);
BsonDocument status2 = cur2.Next();
long count2 = status2.GetValue("TotalDataRead").AsInt64;
//Assert.IsTrue(num == count2 - count1);
long temp = count2 - count1;
Console.WriteLine("count2 is " + count2 + ", count1 is " + count1);
DBCursor cur3 = sddb.GetSnapshot(6, null, null, null);
BsonDocument status3 = cur3.Next();
long count3 = status3.GetValue("TotalRead").AsInt64;
}
finally
{
// remove the newly build node
SequoiaDB.Node node = rg.GetNode(host, port);
if (node != null)
{
rg.RemoveNode(host, port, new BsonDocument());
}
}
}