Release Healer Man 0.1.20

src/game/dungeonSpawnSelection.test.ts

@@ -0,0 +1,46 @@
+import { describe, expect, it } from "vitest";
+import { dungeonSpawnSelected, selectDungeonSessionPopulation } from "./dungeonSpawnSelection";
+
+describe("dungeon spawn selection", () => {
+  it("keeps ordinary spawns and honors source chance boundaries", () => {
+    expect(dungeonSpawnSelected("deadmines", 1, { id: "ordinary" })).toBe(true);
+    expect(dungeonSpawnSelected("deadmines", 1, { id: "never", spawnChance: 0 })).toBe(false);
+    expect(dungeonSpawnSelected("deadmines", 1, { id: "always", spawnChance: 1 })).toBe(true);
+  });
+
+  it("selects rare spawns deterministically within a dungeon session", () => {
+    const results = Array.from({ length: 100 }, (_, sessionRevision) => (
+      dungeonSpawnSelected("blackrock-spire", sessionRevision, {
+        id: "creature-43519",
+        spawnChance: 0.15,
+      })
+    ));
+
+    expect(results.some(Boolean)).toBe(true);
+    expect(results.some((selected) => !selected)).toBe(true);
+    expect(results).toEqual(Array.from({ length: 100 }, (_, sessionRevision) => (
+      dungeonSpawnSelected("blackrock-spire", sessionRevision, {
+        id: "creature-43519",
+        spawnChance: 0.15,
+      })
+    )));
+  });
+
+  it("filters static and roaming source populations with the same session rule", () => {
+    const population = selectDungeonSessionPopulation("stockades", 4, [
+      { id: "ordinary", entityId: "guard", position: [0, 0, 0] },
+      { id: "removed", entityId: "rare", position: [1, 0, 0], spawnChance: 0 },
+    ], [{
+      id: "removed-patrol",
+      name: "Rare Patrol",
+      speed: 1,
+      formationSource: "database-solo",
+      spawnChance: 0,
+      waypoints: [[0, 0, 0], [1, 0, 0]],
+      members: [{ id: "member", entityId: "rare", role: "leader", formationOffset: [0, 0, 0] }],
+    }]);
+
+    expect(population.staticSpawns.map((spawn) => spawn.id)).toEqual(["ordinary"]);
+    expect(population.roamingPacks).toEqual([]);
+  });
+});