public void FixedIntervalWithoutResultTest()
{
const int retryCount = 5;
TimeSpan retryInterval = TimeSpan.FromSeconds(1);
Counter <InvalidOperationException> counter = new Counter <InvalidOperationException>(retryCount);
int retryFuncCount = 0;
int retryHandlerCount = 0;
Retry.FixedInterval(
() =>
{
retryFuncCount++;
counter.Increase();
},
retryCount,
exception => exception is InvalidOperationException,
(sender, e) =>
{
Assert.IsInstanceOfType(e.LastException, typeof(InvalidOperationException));
Assert.AreEqual(retryInterval, e.Delay);
Assert.AreEqual(counter.Time.Count, e.CurrentRetryCount);
retryHandlerCount++;
},
retryInterval,
false);
Assert.AreEqual(retryCount, retryFuncCount);
Assert.AreEqual(retryCount - 1, retryHandlerCount);
Assert.AreEqual(retryCount, counter.Time.Count);
TimeSpan[] intervals = counter.Time.Take(counter.Time.Count - 1).Zip(counter.Time.Skip(1), (a, b) => b - a).ToArray();
Assert.AreEqual(retryCount - 1, intervals.Length);
Assert.IsTrue(intervals.All(interval => interval >= retryInterval));
}
private static void SaveCharacterWithRetry(string cacheRoot, ICharacter character) =>
Retry.FixedInterval(
() =>
{
string path = Path.Combine(cacheRoot, character.Path());
Directory.CreateDirectory(Path.GetDirectoryName(path));
File.WriteAllBytes(path, Convert.FromBase64String(character.ImageBase64));
},
retryInterval: TimeSpan.Zero,
retryCount: 3);
