Release v0.1.6 2026-07-12

src/game/progression/gear.test.ts

@@ -3,6 +3,7 @@ import { createEncounterGearModifiers } from "./gearEffects";
 import {
   GEAR_RECIPES,
   canAffordGearUpgrade,
+  canUpgradeGearSlot,
   createDefaultGearProgress,
   gearUpgradeCosts,
   upgradeGearSlot,
@@ -46,6 +47,19 @@ describe("IWT2-style gear progression", () => {
     expect(progress.brann.slots.weapon.level).toBe(0);
   });
 
+  it("reports only affordable non-max gear slots as upgradeable", () => {
+    const progress = createDefaultGearProgress();
+    const recipe = GEAR_RECIPES.priest.weapon;
+    const drop = groupDrop(recipe.primaryGroupId, "initiate");
+    const inventory: MaterialStack[] = [{ ...drop, quantity: 2 }];
+
+    expect(canUpgradeGearSlot(progress, inventory, "priest", "weapon")).toBe(true);
+    expect(canUpgradeGearSlot(progress, [], "priest", "weapon")).toBe(false);
+
+    progress.priest.slots.weapon.level = 10;
+    expect(canUpgradeGearSlot(progress, inventory, "priest", "weapon")).toBe(false);
+  });
+
   it("projects rank bonuses without mutating saved progress", () => {
     const progress = createDefaultGearProgress();
     progress.priest.slots.weapon.level = 10;