diff --git a/tests/build-rss.test.js b/tests/build-rss.test.js
index 8468bf3365a4..67e042252f00 100644
--- a/tests/build-rss.test.js
+++ b/tests/build-rss.test.js
@@ -44,37 +44,41 @@ describe('rssFeed', () => {
 
   it('should prioritize featured posts over non-featured ones', async () => {
     jest.doMock('../config/posts.json', () => mockRssData, { virtual: true });
-
-    await expect(rssFeed(type, title, desc, outputPath)).resolves.toBeUndefined()
-
-
+  
+    await expect(rssFeed(type, title, desc, outputPath)).resolves.toBeUndefined();
+  
     const filePath = path.join(__dirname, '..', 'public', outputPath);
     const fileContent = fs.readFileSync(filePath, 'utf8');
-
+  
     const parsedContent = parser.parse(fileContent);
     const itemTitles = parsedContent.rss.channel.item.map(item => item.title);
-
-    expect(itemTitles[0]).toContain('Test Post 1');
-    expect(itemTitles[1]).toContain('Another Featured Post');
-    expect(itemTitles[2]).toContain('Non-Featured Post 1');
+  
+    expect(itemTitles[0]).toBe('Test Post 1');
+    expect(itemTitles[1]).toBe('Another Featured Post');
+  
+    expect(itemTitles[2]).toBe('Post with Special Characters: & < > "');
+    expect(itemTitles[3]).toBe('Post with UTC Date Format');
+    expect(itemTitles[4]).toBe('Non-Featured Post 1');
+    expect(itemTitles[5]).toBe('Non-Featured Post 3');
   });
-
+  
   it('should sort posts by date in descending order', async () => {
     jest.doMock('../config/posts.json', () => mockRssData, { virtual: true });
-
-    await expect(rssFeed(type, title, desc, outputPath)).resolves.toBeUndefined()
-
+  
+    await expect(rssFeed(type, title, desc, outputPath)).resolves.toBeUndefined();
+  
     const filePath = path.join(__dirname, '..', 'public', outputPath);
     const fileContent = fs.readFileSync(filePath, 'utf8');
-
+  
     const parsedContent = parser.parse(fileContent);
     const itemTitles = parsedContent.rss.channel.item.map(item => item.title);
-
-    expect(itemTitles[0]).toContain('Test Post 1');
-    expect(itemTitles[1]).toContain('Another Featured Post');
-    expect(itemTitles[2]).toContain('Non-Featured Post 1');
-    expect(itemTitles[3]).toContain('Non-Featured Post 3');
-    expect(itemTitles[4]).toContain('Non-Featured Post 2');
+  
+    expect(itemTitles[0]).toBe('Test Post 1');
+    expect(itemTitles[1]).toBe('Another Featured Post')
+    expect(itemTitles[2]).toBe('Post with Special Characters: & < > "');
+    expect(itemTitles[3]).toBe('Post with UTC Date Format');
+    expect(itemTitles[4]).toBe('Non-Featured Post 1');
+    expect(itemTitles[5]).toBe('Non-Featured Post 3');
   });
 
   it('should set correct enclosure type based on image extension', async () => {
diff --git a/tests/fixtures/rssData.js b/tests/fixtures/rssData.js
index 1c49f4430685..89717784e51b 100644
--- a/tests/fixtures/rssData.js
+++ b/tests/fixtures/rssData.js
@@ -4,14 +4,14 @@ const mockRssData = {
       title: 'Non-Featured Post 1',
       slug: '/blog/non-featured-post-1',
       excerpt: 'This is a non-featured post',
-      date: '2024-07-05',
+      date: '2023-07-05',
       featured: false,
     },
     {
       title: 'Test Post 1',
       slug: '/blog/test-post-1',
       excerpt: 'This is a featured test post',
-      date: '2024-07-07',
+      date: '2023-07-07',
       featured: true,
       cover: '/img/test-cover.jpg',
     },
@@ -19,7 +19,7 @@ const mockRssData = {
       title: 'Another Featured Post',
       slug: '/blog/another-featured-post',
       excerpt: 'This is another featured post',
-      date: '2024-07-06',
+      date: '2023-07-06',
       featured: true,
       cover: '/img/test-cover.svg',
     },
@@ -27,7 +27,7 @@ const mockRssData = {
       title: 'Non-Featured Post 2',
       slug: '/blog/non-featured-post-2',
       excerpt: 'This is another non-featured post',
-      date: '2024-07-03',
+      date: '2023-07-03',
       featured: false,
       cover: '/img/test-cover.webp',
     },
@@ -35,10 +35,24 @@ const mockRssData = {
       title: 'Non-Featured Post 3',
       slug: '/blog/non-featured-post-3',
       excerpt: 'This is yet another non-featured post',
-      date: '2024-07-04',
+      date: '2023-07-04',
       featured: false,
       cover: '/img/test-cover.png',
     },
+    {
+      title: 'Post with Special Characters: & < > "',
+      slug: '/blog/special-chars',
+      excerpt: 'Testing HTML entities & encoding',
+      date: '2023-07-06T12:00:00Z',
+      featured: false,
+    },
+    {
+      title: 'Post with UTC Date Format',
+      slug: '/blog/utc-date-format',
+      excerpt: 'This post uses a UTC date format',
+      date: 'Wed, 05 Jul 2023 12:00:00 GMT',
+      featured: false,
+    },
   ],
 };