public void should_fail_to_get_valid_for_value()
{
timeToLive.Invoking(ttl => { var validFor = ttl.ValidFor; })
.ShouldThrow <InvalidOperationException>()
.WithMessage("instance is not configured to expire in a specific period of time", ComparisonMode.Substring);
}
public void should_fail_to_get_expires_at_value()
{
timeToLive.Invoking(ttl => { var validFor = ttl.ExpiresAt; })
.ShouldThrow <InvalidOperationException>()
.WithMessage("instance is not configured to expire at a specific moment in future", ComparisonMode.Substring);
}