/// <summary>
/// Sets inner HTTP message handler to the current message handler.
/// </summary>
/// <param name="innerHandler">Instance of HttpMessageHandler.</param>
protected void SetInnerHandler(HttpMessageHandler innerHandler)
{
var handlerAsDelegatingHandler = this.Handler as DelegatingHandler;
if (handlerAsDelegatingHandler == null)
{
throw new HttpHandlerAssertionException(string.Format(
"When adding inner handler {0} to {1}, expected {1} to be DelegatingHandler, but in fact was not.",
innerHandler.GetName(),
this.Handler.GetName()));
}
handlerAsDelegatingHandler.InnerHandler = innerHandler;
}