Add a serialization round trip test

This currently fails because a lot of World still works on references instead of lookups
This commit is contained in:
Tim Van Baak 2024-08-12 21:47:28 -07:00
parent 27ffaccd20
commit 0dec1e1eec
1 changed files with 71 additions and 0 deletions

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using System.Text.Json;
using MultiversalDiplomacy.Adjudicate;
using MultiversalDiplomacy.Model;
using NUnit.Framework;
namespace MultiversalDiplomacyTests;
public class SerializationTest
{
[Test]
public void SerializeRoundTrip_MDATC_3_A_2()
{
// Set up MDATC 3.A.2
TestCaseBuilder setup = new(World.WithStandardMap(), MovementPhaseAdjudicator.Instance);
setup[("a", 0)]
.GetReference(out Season s0)
["Germany"]
.Army("Mun").MovesTo("Tyr").GetReference(out var mun0)
["Austria"]
.Army("Tyr").Holds().GetReference(out var tyr0);
setup.ValidateOrders();
Assert.That(mun0, Is.Valid);
Assert.That(tyr0, Is.Valid);
setup.AdjudicateOrders();
Assert.That(mun0, Is.Repelled);
Assert.That(tyr0, Is.NotDislodged);
setup.UpdateWorld();
// Serialize the world
JsonSerializerOptions options = new() {
WriteIndented = true,
};
JsonElement serialized = JsonSerializer.SerializeToDocument(setup.World, options).RootElement;
// Deserialize the world
World reserialized = JsonSerializer.Deserialize<World>(serialized)
?? throw new AssertionException("Failed to reserialize world");
// Resume the test case
setup = new(reserialized, MovementPhaseAdjudicator.Instance);
setup[("a", 1)]
["Germany"]
.Army("Mun").Supports.Army("Mun", season: reserialized.GetSeason("a0")).MoveTo("Tyr").GetReference(out var mun1)
["Austria"]
.Army("Tyr").Holds();
setup.ValidateOrders();
Assert.That(mun1, Is.Valid);
setup.AdjudicateOrders();
Assert.That(mun1, Is.NotCut);
Assert.That(mun0, Is.Victorious);
Assert.That(tyr0, Is.Dislodged);
// Confirm that an alternate future is created.
World world = setup.UpdateWorld();
Season fork = world.GetSeason("b1");
Unit tyr1 = world.GetUnitAt("Tyr", fork.Coord);
Assert.That(
tyr1.Past,
Is.EqualTo(mun0.Order.Unit),
"Expected A Mun a0 to advance to Tyr b1");
Assert.That(
world.RetreatingUnits.Count,
Is.EqualTo(1),
"Expected A Tyr a0 to be in retreat");
Assert.That(world.RetreatingUnits.First().Unit, Is.EqualTo(tyr0.Order.Unit));
}
}