Initial Combat Implementation

2026-05-31 21:35:12 -07:00
parent 7fa77ce821
commit 1f647dd5e1
166 changed files with 93337 additions and 91 deletions
@@ -0,0 +1,73 @@
+using NUnit.Framework;
+using ProjectM.Server;
+using ProjectM.Simulation;
+using Unity.Entities;
+using Unity.Mathematics;
+using Unity.Transforms;
+
+namespace ProjectM.Tests
+{
+    /// <summary>
+    /// Plain-Entities test for <see cref="UpgradePickupSystem"/> (server grant). A player overlapping a
+    /// pickup gets the pickup's modifier appended to its StatModifier buffer and the pickup is destroyed;
+    /// a player out of range leaves the buffer empty and the pickup alive. The system's ECB plays back
+    /// immediately (server pattern), so no separate ECB system is needed.
+    /// </summary>
+    public class UpgradePickupSystemTests
+    {
+        static (World world, Entity player, Entity pickup) MakeWorld(float3 playerPos, float3 pickupPos, float radius)
+        {
+            var world = new World("UpgradePickupTestWorld");
+            var group = world.GetOrCreateSystemManaged<SimulationSystemGroup>();
+            group.AddSystemToUpdateList(world.GetOrCreateSystem<UpgradePickupSystem>());
+            group.SortSystems();
+
+            var em = world.EntityManager;
+
+            var player = em.CreateEntity(typeof(PlayerTag), typeof(StatModifier), typeof(LocalTransform));
+            em.SetComponentData(player, LocalTransform.FromPosition(playerPos));
+
+            var pickup = em.CreateEntity(typeof(UpgradePickup), typeof(HitRadius), typeof(LocalTransform));
+            em.SetComponentData(pickup, LocalTransform.FromPosition(pickupPos));
+            em.SetComponentData(pickup, new HitRadius { Value = radius });
+            em.SetComponentData(pickup, new UpgradePickup
+            {
+                Target = (byte)StatTarget.Damage, Op = (byte)ModOp.Flat, Value = 25f, SourceId = 7u
+            });
+
+            return (world, player, pickup);
+        }
+
+        [Test]
+        public void Overlap_Grants_Modifier_And_Destroys_Pickup()
+        {
+            var (world, player, pickup) = MakeWorld(float3.zero, new float3(0.5f, 0f, 0f), 1f);
+            try
+            {
+                world.GetExistingSystemManaged<SimulationSystemGroup>().Update();
+                var buf = world.EntityManager.GetBuffer<StatModifier>(player);
+                Assert.AreEqual(1, buf.Length);
+                Assert.AreEqual((byte)StatTarget.Damage, buf[0].Target);
+                Assert.AreEqual((byte)ModOp.Flat, buf[0].Op);
+                Assert.AreEqual(25f, buf[0].Value, 1e-4f);
+                Assert.AreEqual(7u, buf[0].SourceId);
+                Assert.IsFalse(world.EntityManager.Exists(pickup), "Pickup should be destroyed after grant.");
+            }
+            finally { world.Dispose(); }
+        }
+
+        [Test]
+        public void Out_Of_Range_Leaves_Buffer_Empty_And_Pickup_Alive()
+        {
+            var (world, player, pickup) = MakeWorld(float3.zero, new float3(10f, 0f, 0f), 1f);
+            try
+            {
+                world.GetExistingSystemManaged<SimulationSystemGroup>().Update();
+                var buf = world.EntityManager.GetBuffer<StatModifier>(player);
+                Assert.AreEqual(0, buf.Length);
+                Assert.IsTrue(world.EntityManager.Exists(pickup), "Out-of-range pickup should remain.");
+            }
+            finally { world.Dispose(); }
+        }
+    }
+}