public void Should_Add_Retry_After_Header()
{
// arrange
var module = new ServiceUnavailableModule();
// act
module.OnError(_httpContext.Object);
// assert
_httpResponse.Verify(response => response.AddHeader("Retry-After", "86400"));
}
public void Should_Throw_HttpException()
{
// arrange
var module = new ServiceUnavailableModule();
// act
TestDelegate act = module.OnBeginRequest;
// assert
var exception = Assert.Throws<HttpException>(act);
Assert.That(exception.GetHttpCode(), Is.EqualTo(503));
}