fix: add test coverage for crafting-utils, pact-utils, and activity-log

src/lib/game/__tests__/crafting-utils-basic.test.ts

@@ -0,0 +1,101 @@
+import { describe, it, expect } from 'vitest';
+import {
+  getAvailableCapacity,
+  designFitsInEquipment,
+  getEquipmentCategory,
+  getEquipmentType,
+} from '../crafting-utils';
+
+function makeInstance(overrides = {}): any {
+  return {
+    instanceId: 'test_1',
+    typeId: 'oakStaff',
+    name: 'Test Staff',
+    enchantments: [],
+    totalCapacity: 100,
+    usedCapacity: 0,
+    ...overrides,
+  };
+}
+
+function makeDesign(overrides = {}): any {
+  return {
+    id: 'design_1',
+    name: 'Test Design',
+    effects: [{ effectId: 'fireDamage', stacks: 2 }],
+    totalCapacityUsed: 20,
+    ...overrides,
+  };
+}
+
+describe('getAvailableCapacity', () => {
+  it('should return full capacity when nothing is used', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 0 });
+    expect(getAvailableCapacity(instance)).toBe(100);
+  });
+
+  it('should return remaining capacity', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 30 });
+    expect(getAvailableCapacity(instance)).toBe(70);
+  });
+
+  it('should return 0 when fully used', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 100 });
+    expect(getAvailableCapacity(instance)).toBe(0);
+  });
+
+  it('should handle zero capacity', () => {
+    const instance = makeInstance({ totalCapacity: 0, usedCapacity: 0 });
+    expect(getAvailableCapacity(instance)).toBe(0);
+  });
+});
+
+describe('designFitsInEquipment', () => {
+  it('should return true when design fits', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 20 });
+    const design = makeDesign({ totalCapacityUsed: 30 });
+    expect(designFitsInEquipment(design, instance)).toBe(true);
+  });
+
+  it('should return false when design does not fit', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 80 });
+    const design = makeDesign({ totalCapacityUsed: 30 });
+    expect(designFitsInEquipment(design, instance)).toBe(false);
+  });
+
+  it('should return true when design fits exactly', () => {
+    const instance = makeInstance({ totalCapacity: 100, usedCapacity: 70 });
+    const design = makeDesign({ totalCapacityUsed: 30 });
+    expect(designFitsInEquipment(design, instance)).toBe(true);
+  });
+});
+
+describe('getEquipmentCategory', () => {
+  it('should return the category for a known equipment type', () => {
+    const cat = getEquipmentCategory('oakStaff');
+    expect(cat).toBe('caster');
+  });
+
+  it('should return null for an unknown equipment type', () => {
+    const cat = getEquipmentCategory('nonexistent_item');
+    expect(cat).toBeNull();
+  });
+
+  it('should return accessory category for ring', () => {
+    const cat = getEquipmentCategory('silverRing');
+    expect(cat).toBe('accessory');
+  });
+});
+
+describe('getEquipmentType', () => {
+  it('should return the type definition for a known equipment type', () => {
+    const type = getEquipmentType('oakStaff');
+    expect(type).not.toBeNull();
+    expect(type!.category).toBe('caster');
+  });
+
+  it('should return null for an unknown equipment type', () => {
+    const type = getEquipmentType('nonexistent_item');
+    expect(type).toBeNull();
+  });
+});