public async Task GetAllEndPointsChangedShouldFireConfigChange()
{
SetMockToReturnHost(MasterService);
SetMockToReturnHost(OriginatingService);
//in the first time can fire one or two event
var discovey = GetServiceDiscovey();
//wait for discovey to be initialize!!
var endPoints = await discovey.GetAllEndPoints();
endPoints.Single().HostName.ShouldBe(OriginatingService);
var waitForEvents = discovey.EndPointsChanged.StartCountingEvents();
_configDic[$"Discovery.Services.{_serviceName}.Source"] = "Config";
_configDic[$"Discovery.Services.{_serviceName}.Hosts"] = "localhost";
Console.WriteLine("RaiseChangeEvent");
Task waitForChangeEvent = waitForEvents.WhenNextEventReceived();
_configRefresh.RaiseChangeEvent();
await waitForChangeEvent;
waitForEvents.ReceivedEvents.Count.ShouldBe(1);
endPoints = await discovey.GetAllEndPoints();
endPoints.Single().HostName.ShouldBe("localhost");
waitForEvents.ReceivedEvents.Count.ShouldBe(1);
}
private async Task WaitForConfigChange(Action update)
{
var waitForInit = await _serviceDiscovery.GetNextHost();
var task = _serviceDiscovery.EndPointsChanged.WhenEventReceived();
update();
_configRefresh.RaiseChangeEvent();
await task;
}
public async Task EndPointsChangedShouldFireConfigChange()
{
SetMockToReturnHost(MasterService);
SetMockToReturnHost(OriginatingService);
//in the first time can fire one or two event
var discovey = GetServiceDiscovey();
var waitForEvents = discovey.EndPointsChanged.StartCountingEvents();
await discovey.GetNextHost();
_configDic[$"Discovery.Services.{_serviceName}.Hosts"] = "localhost";
_configDic[$"Discovery.Services.{_serviceName}.Source"] = "Config";
_configRefresh.RaiseChangeEvent();
await waitForEvents.WhenNextEventReceived();
var host = await discovey.GetNextHost();
host.HostName.ShouldBe("localhost");
waitForEvents.ReceivedEvents.Count.ShouldBe(1);
}
private async Task WaitForConfigChange(Action update)
{
var oldValue = _serviceDiscovery.LastConfig;
update();
_configRefresh.RaiseChangeEvent();
for (int i = 0; i < 500; i++)
{
if (_serviceDiscovery.LastConfig != null && Equals(oldValue, _serviceDiscovery.LastConfig) == false)
{
return;
}
await Task.Delay(10);
}
throw new TimeoutException("time out");
}
public async Task EndPointsChangedShouldFireConfigChange()
{
int numOfEvent = 0;
SetMockToReturnHost(_masterService);
SetMockToReturnHost(_originatingService);
//in the first time can fire one or two event
var discovey = GetServiceDiscovey;
await discovey.GetNextHost();
discovey.EndPointsChanged.LinkTo(new ActionBlock <string>(x => numOfEvent++));
_configDic[$"Discovery.Services.{SERVICE_NAME}.Source"] = "Config";
_configDic[$"Discovery.Services.{SERVICE_NAME}.Hosts"] = "localhost";
_configRefresh.RaiseChangeEvent();
Thread.Sleep(400);
var host = await discovey.GetNextHost();
host.HostName.ShouldBe("localhost");
numOfEvent.ShouldBe(2);
}