moving from jest to vitest

test/similarity/similarityCache.test.js

@@ -3,18 +3,15 @@
  * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
  */
 
-import { expect } from 'chai';
-import esmock from 'esmock';
+import { vi, describe, it, expect } from 'vitest';
 
 // Helper to create module under test with mocks
 async function loadModuleWith({ entries = [] } = {}) {
-  const mod = await esmock('../../lib/services/similarity-check/similarityCache.js', {
-    // Mock the storage to return our controlled entries
-    '../../lib/services/storage/listingsStorage.js': {
-      getAllEntriesFromListings: () => entries,
-    },
-  });
-  return mod;
+  vi.resetModules();
+  vi.doMock('../../lib/services/storage/listingsStorage.js', () => ({
+    getAllEntriesFromListings: () => entries,
+  }));
+  return await import('../../lib/services/similarity-check/similarityCache.js');
 }
 
 describe('similarityCache', () => {
@@ -27,15 +24,15 @@ describe('similarityCache', () => {
     const { initSimilarityCache, checkAndAddEntry } = await loadModuleWith({ entries });
 
     // Initially, duplicates should not be detected for new data
-    expect(checkAndAddEntry({ title: 'X', price: 200, address: 'Y' })).to.equal(false);
+    expect(checkAndAddEntry({ title: 'X', price: 200, address: 'Y' })).toBe(false);
 
     // Now initialize from storage
     initSimilarityCache();
 
     // Exact duplicates should be detected
-    expect(checkAndAddEntry({ title: 'A', price: 1000, address: 'Main 1' })).to.equal(true);
+    expect(checkAndAddEntry({ title: 'A', price: 1000, address: 'Main 1' })).toBe(true);
     // Ensure falsy-but-valid price 0 is preserved by hashing and detected as duplicate
-    expect(checkAndAddEntry({ title: 'B', price: 0, address: 'Zero St' })).to.equal(true);
+    expect(checkAndAddEntry({ title: 'B', price: 0, address: 'Zero St' })).toBe(true);
   });
 
   it('checkAndAddEntry returns false for new entry then true for duplicate on second call', async () => {
@@ -44,8 +41,8 @@ describe('similarityCache', () => {
     const first = checkAndAddEntry({ title: 'C', price: 300, address: 'Road 3' });
     const second = checkAndAddEntry({ title: 'C', price: 300, address: 'Road 3' });
 
-    expect(first).to.equal(false);
-    expect(second).to.equal(true);
+    expect(first).toBe(false);
+    expect(second).toBe(true);
   });
 
   it('hashing ignores null/undefined but preserves 0 via behavior', async () => {
@@ -53,15 +50,15 @@ describe('similarityCache', () => {
 
     // Add baseline (null address ignored)
     const add1 = checkAndAddEntry({ title: 'T', price: 1, address: null });
-    expect(add1).to.equal(false);
+    expect(add1).toBe(false);
     // Duplicate with undefined address should match
     const dup = checkAndAddEntry({ title: 'T', price: 1, address: undefined });
-    expect(dup).to.equal(true);
+    expect(dup).toBe(true);
 
     // Now test that price 0 is preserved (not filtered out)
     const addZero = checkAndAddEntry({ title: 'Z', price: 0, address: 'Zero' });
-    expect(addZero).to.equal(false);
+    expect(addZero).toBe(false);
     const dupZero = checkAndAddEntry({ title: 'Z', price: 0, address: 'Zero' });
-    expect(dupZero).to.equal(true);
+    expect(dupZero).toBe(true);
   });
 });