public void UsesTheFunctionPassedInToDetermineTheKeyOfAnObject()
{
var item = new Foo {Bar = "a", Baz = "z"};
var collection = new FunctionalKeyedCollection<string, Foo>(foo => foo.Bar) { item };
Assert.That(collection["a"], Is.SameAs(item));
Assert.That(() => collection["z"], Throws.Exception);
}
public void UsesTheFunctionPassedInToDetermineTheKeyOfAnObject()
{
var item = new Foo {
Bar = "a", Baz = "z"
};
var collection = new FunctionalKeyedCollection <string, Foo>(foo => foo.Bar)
{
item
};
Assert.That(collection["a"], Is.SameAs(item));
Assert.That(() => collection["z"], Throws.Exception);
}