private static void AddOrUpdateInner(int i, MonsterIndexBackedIndex.View <int, string> thing)
{
thing.AddOrUpdate(i, "hello");
Assert.Equal("hello", thing.GetOrThrow(i));
thing.AddOrUpdate(i, "world hello");
Assert.Equal("world hello", thing.GetOrThrow(i));
}
private static void GetOrThrowInner(int i, MonsterIndexBackedIndex.View <int, string> target)
{
Assert.ThrowsAny <Exception>(() => target.GetOrThrow(i));
Assert.True(target.TryAdd(i, "1"));
Assert.Equal("1", target.GetOrThrow(i));
}
