public void RemovedPropertiesWork()
{
var baz = new Uri("http://blog.tonyheupel.com");
var one = new HyperDictionary("one");
var two = new HyperDictionary("two");
one["foo"] = "foo value";
one["bar"] = "bar value";
one["baz"] = baz;
one.AddChild(two);
two.RemoveProperty("bar");
//Other verification (sanity)
Assert.AreEqual("foo value", two["foo"]);
Assert.AreSame(baz, two["baz"]);
Assert.IsFalse(two.HasOwnProperty("foo"));
Assert.IsFalse(two.HasOwnProperty("baz"));
//Interesting assertions for this test
Assert.AreEqual("bar value", one["bar"]);
Assert.IsTrue(two.HasOwnProperty("bar"));
try
{
var bar = two["bar"];
Assert.Fail("Should not get this far since this object had this property removed");
}
catch (IndexOutOfRangeException)
{
//Pass!
}
catch (Exception)
{
Assert.Fail("Raised an exception that was not IndexOutOfRangeException");
}
}
private static dynamic InhertiableHyperDictionary()
{
Console.WriteLine("Using HyperDictionary to show dictionary inheritance\n==================================================");
var top = new HyperDictionary("top");
top["eyes"] = "brown";
top["hair"] = "pointy";
var second = new HyperDictionary("second");
second.InheritsFrom(top);
second["hair"] = "straight";
Console.WriteLine("top[\"eyes\"]:\t{0}", top["eyes"]);
Console.WriteLine("top[\"hair\"]:\t{0}", top["hair"]);
Console.WriteLine("second[\"eyes\"]:\t{0}", second["eyes"]);
Console.WriteLine("second[\"hair\"]:\t{0}", second["hair"]);
//Extends and removes using an IEnumerable<object> value
top["things"] = new string[] { "first thing", "second thing" };
var third = new HyperDictionary("third");
third.InheritsFrom(second);
third.RemoveProperty("hair");
third.ExtendProperty("things", new object[] { 3, 4, 5 });
//Output members of third - note the absence of "hair" member
Console.Write("third members:\n");
foreach (object o in third)
{
Console.WriteLine(o);
}
Console.WriteLine();
// Output the extended list of items in "things",
// some from top and some from third.
// And notice: DIFFERENT DATA TYPES!
Console.Write("third things:\t");
var things = third["things"] as IEnumerable<object>;
foreach (object thing in things)
{
Console.Write(" | " + thing.ToString());
}
Console.Write(" | ");
Console.WriteLine();
Console.WriteLine("Making sure TryGetProperty works...should have 'not set' as the next value...");
object stomach;
if (third.TryGetProperty("stomach", out stomach)) Console.WriteLine("third\tstomach:\t{0}", stomach);
else Console.WriteLine("not set - third.stomach");
Console.WriteLine();
Pause();
return third;
}
public void ICollectionValuesRemovedPropertiesWork()
{
//var baz = new Uri("http://blog.tonyheupel.com");
var one = new HyperDictionary("one");
var two = new HyperDictionary("two");
one["foo"] = "foo value";
one["bar"] = "bar value";
//one["baz"] = baz;
two.InheritsFrom(one);
two.RemoveProperty("bar", "two's bar value"); //You can still assign a value even though you are removing it
var ones = one.Values;
var twos = two.Values;
Assert.IsTrue(ones.Contains("foo value"));
Assert.IsTrue(ones.Contains("bar value"));
//Assert.IsTrue(ones.Contains(baz));
Assert.IsTrue(twos.Contains("foo value"));
//Assert.IsTrue(twos.Contains(baz));
Assert.IsFalse(twos.Contains("two's bar value"));
Assert.IsFalse(twos.Contains("bar value"));
try
{
var bar = two["bar"];
Assert.Fail("Should not get this far since this object had this property removed");
}
catch (IndexOutOfRangeException)
{
//Pass!
}
catch (Exception)
{
Assert.Fail("Raised an exception that was not IndexOutOfRangeException");
}
}