static async Task MainAsync(string[] args)
{
var connectionString2 = "mongodb://localhost:27017,localhost:27018?replicaset=funny";
var connectionString = "mongodb://localhost:27017";
var client = new MongoClient(connectionString);
var dbs= client.ListDatabases().ToList();
/**
foreach (MongoDB.Bson.BsonDocument d in dbs)
{
Console.WriteLine(d.ToString());
}
**/
var workdb = client.GetDatabase("test");
var personCollection = workdb.GetCollection<Person>("person");
var builder = Builders<Person>.Filter;
FilterDefinition<Person> searchFilter = builder.And(builder.Lt("Age", 51) & builder.Eq("Name", "jones"));
if (personCollection != null)
{
await workdb.DropCollectionAsync("person");
await AddDocuments(personCollection);
/**
//Search for only "jones" with age lte 30 by creating BSON Doc filter.
var searchFilter = new BsonDocument("$and", new BsonArray
{
new BsonDocument("Age", new BsonDocument("$lte", 300)),
new BsonDocument("Name", "jones")
});
**/
await findDocuments(personCollection, searchFilter);
}
doReplace(personCollection);
await findDocuments(personCollection, searchFilter);
}
public void ListDatabases_should_invoke_the_correct_operation(
[Values(false, true)] bool async)
{
var operationExecutor = new MockOperationExecutor();
var client = new MongoClient(operationExecutor, new MongoClientSettings());
if (async)
{
client.ListDatabasesAsync().GetAwaiter().GetResult();
}
else
{
client.ListDatabases();
}
var call = operationExecutor.GetReadCall<IAsyncCursor<BsonDocument>>();
call.Operation.Should().BeOfType<ListDatabasesOperation>();
}
private Boolean CheckConnection(String connection)
{
var url = new MongoUrl(connection);
var client = new MongoClient(url);
Task.Factory.StartNew(() =>
{
var allDb = client.ListDatabases();
}); //forces a database connection
Int32 spinCount = 0;
ClusterState clusterState;
while ((clusterState = client.Cluster.Description.State) != ClusterState.Connected &&
spinCount++ < 100)
{
Thread.Sleep(20);
}
return clusterState == MongoDB.Driver.Core.Clusters.ClusterState.Connected;
}
/// <summary>
/// 获取DB集合
/// </summary>
public IEnumerable <BsonDocument> ListDataBases()
{
return(client.ListDatabases().ToEnumerable());
}
