public void Should_call_onFallback_passing_result_triggering_fallback()
{
bool fallbackActionExecuted = false;
Func<CancellationToken, Task<ResultClass>> fallbackAction = ct => { fallbackActionExecuted = true; return Task.FromResult(new ResultClass(ResultPrimitive.Substitute)); };
ResultClass resultPassedToOnFallback = null;
Func<DelegateResult<ResultClass>, Task> onFallbackAsync = r => { resultPassedToOnFallback = r.Result; return TaskHelper.EmptyTask; };
FallbackPolicy<ResultClass> fallbackPolicy = Policy
.HandleResult<ResultClass>(r => r.ResultCode == ResultPrimitive.Fault)
.FallbackAsync(fallbackAction, onFallbackAsync);
ResultClass resultFromDelegate = new ResultClass(ResultPrimitive.Fault);
fallbackPolicy.ExecuteAsync(() => { return Task.FromResult(resultFromDelegate); });
fallbackActionExecuted.Should().BeTrue();
resultPassedToOnFallback.Should().NotBeNull();
resultPassedToOnFallback.Should().Be(resultFromDelegate);
}
public void Should_call_onFallback_passing_result_triggering_fallback()
{
bool fallbackActionExecuted = false;
Func<ResultClass> fallbackAction = () => { fallbackActionExecuted = true; return new ResultClass(ResultPrimitive.Substitute); };
ResultClass resultPassedToOnFallback = null;
Action<DelegateResult<ResultClass>> onFallback = r => { resultPassedToOnFallback = r.Result; };
FallbackPolicy<ResultClass> fallbackPolicy = Policy
.HandleResult<ResultClass>(r => r.ResultCode == ResultPrimitive.Fault)
.Fallback(fallbackAction, onFallback);
ResultClass resultFromDelegate = new ResultClass(ResultPrimitive.Fault);
fallbackPolicy.Execute(() => { return resultFromDelegate; });
fallbackActionExecuted.Should().BeTrue();
resultPassedToOnFallback.Should().NotBeNull();
resultPassedToOnFallback.Should().Be(resultFromDelegate);
}
