public void When_no_exception_should_be_thrown_for_async_func_after_wait_time_and_none_was_it_should_not_throw()
{
// Arrange
var waitTime = 6.Seconds();
var pollInterval = 10.Milliseconds();
var clock = new FakeClock();
var timer = clock.StartTimer();
clock.Delay(waitTime);
Func <Task> throwShorterThanWaitTime = async() =>
{
if (timer.Elapsed <= waitTime.Divide(12))
{
throw new ArgumentException("An exception was forced");
}
await Task.Delay(0);
};
// Act
Func <Task> act = () => throwShorterThanWaitTime.Should(clock).NotThrowAfterAsync(waitTime, pollInterval);
// Assert
act.Should().NotThrow();
}
public async Task When_no_exception_should_be_thrown_async_on_UI_thread_after_wait_time_and_none_was_it_should_not_throw()
{
// Arrange
var waitTime = 6.Seconds();
var pollInterval = 10.Milliseconds();
var clock = new FakeClock();
var timer = clock.StartTimer();
clock.Delay(waitTime);
Func <Task <int> > throwShorterThanWaitTime = async() =>
{
if (timer.Elapsed <= waitTime.Divide(12))
{
throw new ArgumentException("An exception was forced");
}
await Task.Yield();
return(42);
};
// Act
Func <Task> act = async() =>
{
(await throwShorterThanWaitTime.Should(clock).NotThrowAfterAsync(waitTime, pollInterval))
.Which.Should().Be(42);
};
// Assert
await act.Should().NotThrowAsync();
}
public void When_no_exception_should_be_thrown_for_async_func_after_wait_time_but_it_was_it_should_throw()
{
// Arrange
var waitTime = 2.Seconds();
var pollInterval = 10.Milliseconds();
var clock = new FakeClock();
var timer = clock.StartTimer();
clock.Delay(waitTime);
clock.CompletesBeforeTimeout();
Func <Task> throwLongerThanWaitTime = async() =>
{
if (timer.Elapsed <= waitTime.Multiply(1.5))
{
throw new ArgumentException("An exception was forced");
}
await Task.Delay(0);
};
// Act
Func <Task> action = () => throwLongerThanWaitTime.Should(clock)
.NotThrowAfterAsync(waitTime, pollInterval, "we passed valid arguments");
// Assert
action.Should().Throw <XunitException>()
.WithMessage("Did not expect any exceptions after 2s because we passed valid arguments*");
}
