public void SunnyDayReplaceMethod_WithArgumentAcceptingReplacer()
{
RootObjectDefinition replacerDef = new RootObjectDefinition(typeof(NewsFeedFactory));
RootObjectDefinition managerDef = new RootObjectDefinition(typeof(NewsFeedManagerWith_Replace_MethodThatTakesArguments));
ReplacedMethodOverride theOverride = new ReplacedMethodOverride("CreateNewsFeed", "replacer");
// we must specify parameter type fragments...
theOverride.AddTypeIdentifier(typeof(string).FullName);
managerDef.MethodOverrides.Add(theOverride);
DefaultListableObjectFactory factory = new DefaultListableObjectFactory();
factory.RegisterObjectDefinition("manager", managerDef);
factory.RegisterObjectDefinition("replacer", replacerDef);
NewsFeedManagerWith_Replace_MethodThatTakesArguments manager = (NewsFeedManagerWith_Replace_MethodThatTakesArguments)factory["manager"];
NewsFeed feed1 = manager.CreateNewsFeed("So sad... to be all alone in the world");
Assert.IsNotNull(feed1, "The CreateNewsFeed() method is not being replaced.");
Assert.AreEqual("So sad... to be all alone in the world", feed1.Name);
NewsFeed feed2 = manager.CreateNewsFeed("Oh Muzzy!");
// NewsFeedFactory always yields a new NewsFeed (see class definition below)...
Assert.IsFalse(ReferenceEquals(feed1, feed2));
}
public void SunnyDayReplaceMethod_WithArgumentAcceptingReplacerWithNoTypeFragmentsSpecified()
{
RootObjectDefinition replacerDef = new RootObjectDefinition(typeof(NewsFeedFactory));
RootObjectDefinition managerDef = new RootObjectDefinition(typeof(NewsFeedManagerWith_Replace_MethodThatTakesArguments));
managerDef.MethodOverrides.Add(new ReplacedMethodOverride("CreateNewsFeed", "replacer"));
DefaultListableObjectFactory factory = new DefaultListableObjectFactory();
factory.RegisterObjectDefinition("manager", managerDef);
factory.RegisterObjectDefinition("replacer", replacerDef);
NewsFeedManagerWith_Replace_MethodThatTakesArguments manager = (NewsFeedManagerWith_Replace_MethodThatTakesArguments)factory["manager"];
Assert.Throws <NotImplementedException>(() => manager.CreateNewsFeed("So sad... to be all alone in the world"));
}