public void Start_WithNoHeartbeat_ThrowsArgumentNullException()
{
var client = new MockSensuClient();
_sut = new Pacemaker(client);
Assert.Throws <ArgumentNullException>(() => _sut.Start(null));
}
public void Start_WithValidHeartbeat_Sends1stMessageWithin5ms()
{
var client = new MockSensuClient();
_sut = new Pacemaker(client);
_sut.Start(new Heartbeat("testApp"));
Thread.Sleep(5);
Assert.NotEmpty(client.Messages);
}
public void Start_WithPeriodOf1sec_Sends2MessagesIn2sec()
{
var client = new MockSensuClient();
_sut = new Pacemaker(client);
_sut.Start(new Heartbeat("testApp", 1));
Thread.Sleep(1900);
_sut.Stop();
Assert.Equal(2, client.Messages.Count);
}
public void Stop_WhileHeardbeatRunning_StopsHeartbeat()
{
var client = new MockSensuClient();
_sut = new Pacemaker(client);
_sut.Start(new Heartbeat("testApp", 1));
Thread.Sleep(5);
_sut.Stop();
Thread.Sleep(2000);
Assert.Equal(1, client.Messages.Count);
}
