public async Task ExecuteAsync_ShouldCancelAction_WhenCancellationToken_IsCancelled()
{
// Arrange
var policy = new ServiceRetryPolicy(0, TimeSpan.Zero);
using (var cancellationSource = new CancellationTokenSource())
using (var breakpoint = new Breakpoint())
{
var cancelled = false;
// Act
var task = policy.ExecuteAsync(
async ct =>
{
// ReSharper disable once AccessToDisposedClosure
await breakpoint.Hit().WaitForContinue();
cancelled = ct.IsCancellationRequested;
ct.ThrowIfCancellationRequested();
return(Result.Ok());
},
cancellationSource.Token);
var hit = await breakpoint.WaitForHit().TimeoutAfter(TestTimeout);
cancellationSource.Cancel();
hit.Continue();
var result = await task.TimeoutAfter(TestTimeout);
// Assert
result.Success.Should().BeFalse();
cancelled.Should().BeTrue();
}
}
public async Task ExecuteAsync_ShouldBeFailure_WhenActionReturnsFailure()
{
// Arrange
var policy = new ServiceRetryPolicy(0, TimeSpan.Zero);
// Act
var result = await policy.ExecuteAsync(ct => Task.FromResult(Result.Fail()), CancellationToken.None);
// Assert
result.Failure.Should().BeTrue();
}
public async Task ExecuteAsync_ShouldBe_ActionResult()
{
// Arrange
var expected = Result.Ok();
var policy = new ServiceRetryPolicy(2, TimeSpan.Zero);
// Act
var result = await policy.ExecuteAsync(ct => Task.FromResult(expected), CancellationToken.None);
// Assert
result.Should().Be(expected);
}
public async Task ExecuteAsync_ShouldCallAction_RetryCountPlusOneTime_WhenActionReturnsFailure()
{
// Arrange
const int retryCount = 2;
var timesCalled = 0;
var policy = new ServiceRetryPolicy(retryCount, TimeSpan.Zero);
// Act
await policy.ExecuteAsync(
ct =>
{
timesCalled++;
return(Task.FromResult(Result.Fail()));
},
CancellationToken.None);
// Assert
timesCalled.Should().Be(1 + retryCount);
}