public void WhenAskForReadableConnectionAndNoUpConnectionIsAvailable_ThenGiveFailOverConnection()
{
var session = new Session();
var activeServers = new Server[]{
new Server("active1"){ IsUp = false, IsWritable = true },
new Server("active2"){ IsUp = false, IsWritable = false },
};
var failoverServers = new Server[]{
new Server("failover"){ IsUp = true, IsWritable = true },
new Server("failover"){ IsUp = true, IsWritable = false },
};
var cnxManager = this.CreateCnxManager(session, activeServers, failoverServers);
var dbCnx = cnxManager.GetReadableConnection();
Assert.Equal("failover", dbCnx.ConnectionString);
}
public void WhenAskForReadableConnectionAndNoUpConnectionIsAvailable_ThenThrowException()
{
var session = new Session();
var activeServers = new Server[]{
new Server("active1"){ IsUp = false, IsWritable = true },
new Server("active2"){ IsUp = false, IsWritable = false },
};
var failoverServers = new Server[]{
new Server("failover"){ IsUp = false, IsWritable = true },
new Server("failover"){ IsUp = false, IsWritable = false },
};
var cnxManager = this.CreateCnxManager(session, activeServers, failoverServers);
Assert.Throws<Exception>(() =>
{
var dbCnx = cnxManager.GetWritableConnection();
});
}
public void WhenAskForReadableConnectionAndNoNotDelayConnectionIsAvailable_ThenThrow()
{
var session = new Session();
var activeServers = new Server[]{
new Server("active1"){ IsUp = true, IsWritable = true, DelayFromMaster = TimeSpan.FromMinutes(1) },
new Server("active2"){ IsUp = true, IsWritable = false, DelayFromMaster = TimeSpan.FromMinutes(1) },
};
var failoverServers = new Server[]{
new Server("failover"){ IsUp = true, IsWritable = true, DelayFromMaster = TimeSpan.FromMinutes(1) },
new Server("failover"){ IsUp = true, IsWritable = false, DelayFromMaster = TimeSpan.FromMinutes(1) },
};
var cnxManager = this.CreateCnxManager(session, activeServers, failoverServers);
Assert.Throws<Exception>(() =>
{
var dbCnx = cnxManager.GetReadableConnection();
});
}
public void WhenAskForReadableConnectionAndSessionWasInWriteMode_ThenGetWritableConnection()
{
var session = new Session();
var activeServers = new Server[]{
new Server("active1"){ IsUp = true, IsWritable = true },
new Server("active2"){ IsUp = false, IsWritable = false },
new Server("active2"){ IsUp = false, IsWritable = false },
new Server("active2"){ IsUp = false, IsWritable = false },
new Server("active2"){ IsUp = false, IsWritable = false },
};
var cnxManager = this.CreateCnxManager(session,
activeServers, Enumerable.Empty<Server>());
session.SetWritableMode();
var dbCnx = cnxManager.GetReadableConnection();
Assert.Equal("active1", dbCnx.ConnectionString);
}
public void WhenAskForWritableConnection_ThenSessionGoesWritable()
{
var session = new Session();
var sessionManager = new Mock<ISessionManager>(MockBehavior.Loose);
sessionManager.Setup(c => c.SetSessionOnWritable()).Verifiable();
var activeServers = new Server[]{
new Server("active1"){ IsUp = true, IsWritable = true },
};
var cnxManager = this.CreateCnxManager(session, sessionManager,
activeServers, Enumerable.Empty<Server>());
Assert.False(session.IsInWritableMode());
var dbCnx = cnxManager.GetWritableConnection();
sessionManager.Verify(c => c.SetSessionOnWritable(), Times.Once(), "set session write not called");
}