public void TestRetryFinishesIfSuccessful()
{
Func <TimeSpan> retryStrategy = () => {
return(TimeSpan.FromMilliseconds(1));
};
var target = new RetryTarget();
RetryHelper.Retry(() => target.TargetActionThrows5Times(), retryStrategy, 20);
Assert.Equal(6, target.Calls);
}
public void TestRetryWithFixedRetryBackoff()
{
Func <TimeSpan> retryStrategy = () => {
return(TimeSpan.FromMilliseconds(1));
};
var target = new RetryTarget();
try
{
RetryHelper.Retry(() => target.TargetActionThrows(), retryStrategy, 7);
}
catch
{
Assert.Equal(7, target.Calls);
}
}
public void TestRetryWithExponentialRetryBackoff()
{
var currentSleep = 6;
Func <TimeSpan> retryStrategy = () => {
var sleep = TimeSpan.FromMilliseconds(currentSleep);
currentSleep *= 2;
return(sleep);
};
var target = new RetryTarget();
try
{
RetryHelper.Retry(() => target.TargetActionThrows(), retryStrategy, 3);
}
catch
{
Assert.Equal(3, target.Calls);
Assert.Equal(24, currentSleep);
}
}