public void FahClientMessages_IsHeartbeatOverdue_ReturnsFalseWhenThereIsNoHeartbeatMessage()
{
// Arrange
var messages = new FahClientMessages(null);
// Act
var overdue = messages.IsHeartbeatOverdue();
// Assert
Assert.IsFalse(overdue);
}
public async Task FahClientMessages_IsHeartbeatOverdue_ReturnsTrueWhenHeartbeatHasNotBeenReceivedAfterLongPeriodOfTime()
{
// Arrange
var messages = new FahClientMessages(null);
var heartbeat = new FahClientMessage(new FahClientMessageIdentifier(FahClientMessageType.Heartbeat, DateTime.UtcNow.Subtract(TimeSpan.FromMinutes(5))), null);
await messages.UpdateMessageAsync(heartbeat);
// Act
var overdue = messages.IsHeartbeatOverdue();
// Assert
Assert.IsTrue(overdue);
}