public async Task TestThatNotAllExceptionsAreRetried()
{
var updateSessionStub = new StubIUpdateSessionManager()
.TryStartUpdateSession(() => AsyncUtils.AsyncTaskThatThrows <bool>(new Exception()));
IUpdateSessionManager retryDecorator = new StorageExceptionUpdateSessionRetryDecorator(
updateSessionStub,
new FixedInterval(1, TimeSpan.Zero),
new StorageExceptionErrorDetectionStrategy());
await Assert.ThrowsAsync <Exception>(async() => await retryDecorator.TryStartUpdateSession());
}
public async Task TestThatExceptionIsThrownIfMaxRetryCountIsReached()
{
var sequence = StubsUtils.Sequence <StubIUpdateSessionManager.TryStartUpdateSession_Delegate>()
.Twice(() => AsyncUtils.AsyncTaskThatThrows <bool>(new StorageException()))
.Once(() => AsyncUtils.AsyncTaskWithResult(true));
var updateSessionStub = new StubIUpdateSessionManager()
.TryStartUpdateSession(() => sequence.Next());
IUpdateSessionManager retryDecorator = new StorageExceptionUpdateSessionRetryDecorator(
updateSessionStub,
new FixedInterval(1, TimeSpan.Zero),
new StorageExceptionErrorDetectionStrategy());
await Assert.ThrowsAsync <StorageException>(async() => await retryDecorator.TryStartUpdateSession());
}
public async Task TestThatEndUpdateSessionIsRetried()
{
var sequence = StubsUtils.Sequence <StubIUpdateSessionManager.EndUpdateSession_Delegate>()
.Once(() => AsyncUtils.AsyncTaskThatThrows(new StorageException()))
.Once(() => Task.CompletedTask);
var updateSessionStub = new StubIUpdateSessionManager()
.EndUpdateSession(() => sequence.Next());
IUpdateSessionManager retryDecorator = new StorageExceptionUpdateSessionRetryDecorator(
updateSessionStub,
new FixedInterval(1, TimeSpan.Zero),
new StorageExceptionErrorDetectionStrategy());
await retryDecorator.EndUpdateSession();
}
public async Task TestThatStartUpdateSessionIsRetried()
{
string appId = "appId";
var sequence = StubsUtils.Sequence <StubIUpdateSessionManager.TryStartUpdateSession_String_Delegate>()
.Once(id => AsyncUtils.AsyncTaskThatThrows <bool>(new StorageException()))
.Once(id => AsyncUtils.AsyncTaskWithResult(true));
var updateSessionStub = new StubIUpdateSessionManager()
.TryStartUpdateSession(id => sequence.Next(id));
IUpdateSessionManager retryDecorator = new StorageExceptionUpdateSessionRetryDecorator(
updateSessionStub,
new FixedInterval(1, TimeSpan.Zero),
new StorageExceptionErrorDetectionStrategy());
Assert.True(await retryDecorator.TryStartUpdateSession(appId));
}