public void RetryOnException_Okay()
{
int attempts = 0;
bool call()
{
attempts++; return(true);
}
Retries.RetryOnException <RetryException, bool>(call, "test call").Should().BeTrue();
attempts.Should().Be(1);
}
public void RetryOnException_ImmediateAbort()
{
int attempts = 0;
bool call()
{
attempts++; throw new Exception();
}
Action callingRetry = () => Retries.RetryOnException <RetryException, bool>(call, "test call");
callingRetry.Should().Throw <Exception>();
attempts.Should().Be(1);
}
public void RetryOnException_RepeatedException()
{
int attempts = 0;
bool call()
{
attempts++; throw new RetryException();
}
Action callingRetry = () => Retries.RetryOnException <RetryException, bool>(call, "test call");
callingRetry.Should().Throw <RetryException>();
attempts.Should().Be(3);
}
public void RetryOnException_OneException()
{
int attempts = 0;
bool call()
{
if (attempts++ == 0)
{
throw new RetryException();
}
return(true);
}
Retries.RetryOnException <RetryException, bool>(call, "test call").Should().BeTrue();
attempts.Should().Be(2);
}
private IEnumerable <Task <bool> > Run <TComponentType>(
Func <TComponentType, ComponentTree, Task <bool> > execute,
string actionName)
where TComponentType : IComponent
{
foreach (var component in _components.OfType <TComponentType>())
{
yield return(Retries.RetryOnException(
() => execute(component, this),
$"{component.Name}.{actionName}"));
}
foreach (var child in _children)
{
foreach (var childRun in child.Run(execute, actionName))
{
yield return(childRun);
}
}
}