public void Should_be_able_to_construct_reactive_policy()
{
Action construct = () =>
{
AsyncAddBehaviourIfHandlePolicy policy = Policy.Handle <Exception>().WithBehaviourAsync(async ex =>
{
// Placeholder for more substantive async work.
Console.WriteLine("Handling " + ex.Message);
await Task.CompletedTask;
});
};
construct.ShouldNotThrow();
}
public void Should_be_able_to_construct_reactive_policy()
{
Action construct = () =>
{
AsyncAddBehaviourIfHandlePolicy <ResultPrimitive> policy = Policy.HandleResult <ResultPrimitive>(ResultPrimitive.Fault).WithBehaviourAsync(async outcome =>
{
// Placeholder for more substantive async work.
Console.WriteLine("Handling " + outcome.Result);
await Task.CompletedTask;
});
};
construct.Should().NotThrow();
}
public void Reactive_policy_should_be_able_to_ignore_unhandled_exception()
{
Exception handled = null;
AsyncAddBehaviourIfHandlePolicy policy = Policy.Handle <InvalidOperationException>().WithBehaviourAsync(async ex => { handled = ex; await Task.CompletedTask; });
Exception toThrow = new NotImplementedException();
bool executed = false;
policy.Awaiting(x => x.ExecuteAsync(() =>
{
executed = true;
throw toThrow;
}))
.ShouldThrow <Exception>().Which.Should().Be(toThrow);
executed.Should().BeTrue();
handled.Should().Be(null);
}
public async Task Reactive_policy_should_be_able_to_ignore_unhandled_result()
{
ResultPrimitive?handled = null;
AsyncAddBehaviourIfHandlePolicy <ResultPrimitive> policy = Policy
.HandleResult <ResultPrimitive>(ResultPrimitive.Fault)
.WithBehaviourAsync(async outcome => { handled = outcome.Result; await Task.CompletedTask; });
ResultPrimitive toReturn = ResultPrimitive.FaultYetAgain;
bool executed = false;
(await policy.ExecuteAsync(async() =>
{
executed = true;
await Task.CompletedTask;
return(toReturn);
}))
.Should().Be(toReturn);
executed.Should().BeTrue();
handled.Should().Be(null);
}
public async Task Reactive_policy_should_handle_result()
{
ResultPrimitive handled = ResultPrimitive.Undefined;
AsyncAddBehaviourIfHandlePolicy <ResultPrimitive> policy = Policy
.HandleResult <ResultPrimitive>(ResultPrimitive.Fault)
.WithBehaviourAsync(async outcome => { handled = outcome.Result; await Task.CompletedTask; });
ResultPrimitive toReturn = ResultPrimitive.Fault;
bool executed = false;
(await policy.ExecuteAsync(async() =>
{
executed = true;
await Task.CompletedTask;
return(toReturn);
}))
.Should().Be(toReturn);
executed.Should().BeTrue();
handled.Should().Be(toReturn);
}
