public async Task EntireUniverseTestAsync()
{
var dataStore = new InMemoryDataStore();
var(planet, children) = await Planetoid.GetPlanetForNewUniverseAsync(dataStore).ConfigureAwait(false);
Assert.IsNotNull(planet);
var stopwatch = new Stopwatch();
stopwatch.Start();
var json = JsonSerializer.Serialize(children);
stopwatch.Stop();
var bytes = Encoding.UTF8.GetBytes(json);
Console.WriteLine();
Console.WriteLine($"Size (System.Text.Json): {BytesToString(bytes.Length)}");
Console.WriteLine($"Serialization time (System.Text.Json): {stopwatch.Elapsed}");
//Console.WriteLine();
//Console.WriteLine("JSON (System.Text.Json):");
//Console.WriteLine(json);
stopwatch.Reset();
stopwatch.Start();
var deserialized = JsonSerializer.Deserialize <List <CosmicLocation> >(json);
stopwatch.Stop();
Assert.IsNotNull(deserialized);
Assert.IsTrue(children.SequenceEqual(deserialized !));
Console.WriteLine($"Deserialization time (System.Text.Json): {stopwatch.Elapsed}");
}
