test(lib): add coverage for propertyService filters and id lookup

src/lib/__tests__/propertyService.test.ts

@@ -0,0 +1,130 @@
+jest.mock('@/utils/logger', () => ({
+  logger: {
+    info: jest.fn(),
+    error: jest.fn(),
+    warn: jest.fn(),
+    debug: jest.fn(),
+  },
+}));
+
+// propertyService normally talks to Redis, IndexedDB, and network-status
+// checks before it ever reaches the mock data. These mocks force every
+// call to skip the cache layer and go straight to the in-memory
+// MOCK_PROPERTIES array, so the tests below are exercising the actual
+// filter/sort/lookup logic in propertyService.ts, not the caching layer.
+jest.mock('@/lib/redisCache', () => ({
+  redisCacheService: {
+    getPropertyListings: jest.fn().mockResolvedValue(null),
+    setPropertyListings: jest.fn().mockResolvedValue(undefined),
+    getProperty: jest.fn().mockResolvedValue(null),
+    setProperty: jest.fn().mockResolvedValue(undefined),
+  },
+}));
+
+jest.mock('@/lib/propertyCache', () => ({
+  getCachedProperty: jest.fn().mockResolvedValue({ data: null, stale: false }),
+  setCachedProperty: jest.fn().mockResolvedValue(undefined),
+  getCachedSearchResult: jest.fn().mockResolvedValue(null),
+  cacheSearchResult: jest.fn().mockResolvedValue(undefined),
+}));
+
+jest.mock('@/lib/cacheManager', () => ({
+  isNetworkOnline: jest.fn(() => true),
+}));
+
+import { propertyService } from '@/lib/propertyService';
+import { DEFAULT_FILTERS } from '@/types/property';
+import type { SearchFilters } from '@/types/property';
+
+// Helper to start from a clean copy of the default filters for each test,
+// so one test's mutations can never leak into another.
+const baseFilters = (): SearchFilters => ({
+  ...DEFAULT_FILTERS,
+  priceRange: [...DEFAULT_FILTERS.priceRange] as [number, number],
+  squareFeetRange: [...DEFAULT_FILTERS.squareFeetRange] as [number, number],
+  propertyTypes: [...DEFAULT_FILTERS.propertyTypes],
+  blockchains: [...DEFAULT_FILTERS.blockchains],
+  bedrooms: [...DEFAULT_FILTERS.bedrooms],
+  bathrooms: [...DEFAULT_FILTERS.bathrooms],
+  status: [...DEFAULT_FILTERS.status],
+});
+
+describe('propertyService', () => {
+  describe('searchProperties - filtering', () => {
+    it('returns only the mock properties inside the default price/size caps', async () => {
+      // DEFAULT_FILTERS caps priceRange at 10,000,000 and squareFeetRange at
+      // 50,000, so it does NOT return all 8 mock properties - it narrows
+      // them down to the 4 that fall inside both ranges (ids 1, 3, 6, 8).
+      const result = await propertyService.searchProperties(baseFilters());
+      expect(result.properties.map((p) => p.id).sort()).toEqual(['1', '3', '6', '8']);
+      expect(result.total).toBe(4);
+    });
+
+    it('filters by a single property type', async () => {
+      const filters = { ...baseFilters(), propertyTypes: ['residential' as const] };
+      const result = await propertyService.searchProperties(filters);
+
+      expect(result.total).toBe(4);
+      result.properties.forEach((property) => {
+        expect(property.propertyType).toBe('residential');
+      });
+    });
+
+    it('filters by price range (inclusive of both bounds)', async () => {
+      const filters = { ...baseFilters(), priceRange: [0, 5000000] as [number, number] };
+      const result = await propertyService.searchProperties(filters);
+
+      expect(result.properties.map((p) => p.id).sort()).toEqual(['1', '3', '6']);
+      result.properties.forEach((property) => {
+        expect(property.price.total).toBeLessThanOrEqual(5000000);
+      });
+    });
+
+    it('filters by location (case-insensitive city match)', async () => {
+      const filters = { ...baseFilters(), location: 'brooklyn' };
+      const result = await propertyService.searchProperties(filters);
+
+      expect(result.total).toBe(1);
+      expect(result.properties[0].location.city).toBe('Brooklyn');
+    });
+
+    it('applies multiple filters together (propertyType + blockchain)', async () => {
+      const filters = {
+        ...baseFilters(),
+        propertyTypes: ['residential' as const],
+        blockchains: ['ethereum' as const],
+      };
+      const result = await propertyService.searchProperties(filters);
+
+      expect(result.properties.map((p) => p.id).sort()).toEqual(['1', '6']);
+      result.properties.forEach((property) => {
+        expect(property.propertyType).toBe('residential');
+        expect(property.blockchain).toBe('ethereum');
+      });
+    });
+
+    it('returns an empty result set when no property matches the filters', async () => {
+      const filters = { ...baseFilters(), location: 'nonexistent-city-xyz' };
+      const result = await propertyService.searchProperties(filters);
+
+      expect(result.total).toBe(0);
+      expect(result.properties).toEqual([]);
+      expect(result.totalPages).toBe(0);
+    });
+  });
+
+  describe('getPropertyById', () => {
+    it('returns the matching property for a valid id', async () => {
+      const property = await propertyService.getPropertyById('3');
+
+      expect(property).not.toBeNull();
+      expect(property?.id).toBe('3');
+      expect(property?.location.city).toBe('Seminyak');
+    });
+
+    it('returns null for an id that does not exist', async () => {
+      const property = await propertyService.getPropertyById('does-not-exist');
+      expect(property).toBeNull();
+    });
+  });
+});