diff --git a/src/blocks/ImageBlock/ImageBlock.test.ts b/src/blocks/ImageBlock/ImageBlock.test.ts
index 1f128c98..6d9031b5 100644
--- a/src/blocks/ImageBlock/ImageBlock.test.ts
+++ b/src/blocks/ImageBlock/ImageBlock.test.ts
@@ -11,7 +11,6 @@ describe('ImageBlock', () => {
           image: {
             url: 'https://example.com/test.jpg',
             alt: 'A test image',
-            title: 'A test image',
             height: 150,
             width: 150
           }
@@ -53,7 +52,7 @@ describe('ImageBlock', () => {
           image: {
             url: 'https://example.com/test.jpg',
             alt: 'A test image',
-            title: 'A test image',
+            title: 'See the test image',
             height: 150,
             width: 150
           }
@@ -62,7 +61,7 @@ describe('ImageBlock', () => {
     });
 
     expect(fragment.querySelector('figcaption')).toBeTruthy();
-    expect(fragment.querySelector('figcaption')?.textContent).toBe('A test image');
+    expect(fragment.querySelector('figcaption')?.textContent).toBe('See the test image');
   });
 
   test('does not render figcaption when no title is provided', async () => {
diff --git a/src/blocks/PagePartialBlock/PagePartialBlock.test.ts b/src/blocks/PagePartialBlock/PagePartialBlock.test.ts
index f4e681cd..21f73d6f 100644
--- a/src/blocks/PagePartialBlock/PagePartialBlock.test.ts
+++ b/src/blocks/PagePartialBlock/PagePartialBlock.test.ts
@@ -47,6 +47,7 @@ describe('PagePartialBlock', () => {
 
     expect(fragment.querySelector('h2')).toBeFalsy();
     expect(fragment.querySelector('p')).toBeTruthy();
+    expect(fragment.querySelector('p')?.textContent).toBe('This is a test');
   });
 
   test('renders a stack layout with a title when layout is "stack-titled"', async () => {
@@ -92,7 +93,9 @@ describe('PagePartialBlock', () => {
     });
 
     expect(fragment.querySelector('h2')).toBeTruthy();
+    expect(fragment.querySelector('h2')?.textContent).toBe('Partial A');
     expect(fragment.querySelector('p')).toBeTruthy();
+    expect(fragment.querySelector('p')?.textContent).toBe('This is a test');
   });
 
   test('renders a closed accordion layout when layout is "accordion-closed"', async () => {
diff --git a/src/blocks/TableBlock/TableBlock.test.ts b/src/blocks/TableBlock/TableBlock.test.ts
index f5a8fc89..af876ab8 100644
--- a/src/blocks/TableBlock/TableBlock.test.ts
+++ b/src/blocks/TableBlock/TableBlock.test.ts
@@ -2,20 +2,24 @@ import { renderToFragment } from '@lib/renderer';
 import { describe, expect, test } from 'vitest';
 import TableBlock, { type Props } from './TableBlock.astro';
 
+const block = {
+  _modelApiKey: 'table_block',
+  id: '123',
+  title: 'Table Block',
+  table: {
+    columns: ['test_1', 'test_2'],
+    data: [
+      { test_1: 'Test 1', test_2: 'Test 2' }
+    ]
+  },
+};
+
 describe('TableBlock', () => {
   test('renders a table with both header row and header column', async () => {
     const fragment = await renderToFragment<Props>(TableBlock, {
       props: {
         block: {
-          _modelApiKey: 'table_block',
-          id: '123',
-          title: 'Table Block',
-          table: {
-            columns: ['test_1', 'test_2'],
-            data: [
-              { test_1: 'Test 1', test_2: 'Test 2' }
-            ]
-          },
+          ...block,
           hasHeaderRow: true,
           hasHeaderColumn: true
         }
@@ -33,15 +37,7 @@ describe('TableBlock', () => {
     const fragment = await renderToFragment<Props>(TableBlock, {
       props: {
         block: {
-          _modelApiKey: 'table_block',
-          id: '123',
-          title: 'Table Block',
-          table: {
-            columns: ['test_1', 'test_2'],
-            data: [
-              { test_1: 'Test 1', test_2: 'Test 2' }
-            ]
-          },
+          ...block,
           hasHeaderRow: true,
           hasHeaderColumn: false
         }
@@ -59,15 +55,7 @@ describe('TableBlock', () => {
     const fragment = await renderToFragment<Props>(TableBlock, {
       props: {
         block: {
-          _modelApiKey: 'table_block',
-          id: '123',
-          title: 'Table Block',
-          table: {
-            columns: ['test_1', 'test_2'],
-            data: [
-              { test_1: 'Test 1', test_2: 'Test 2' }
-            ]
-          },
+          ...block,
           hasHeaderRow: false,
           hasHeaderColumn: true
         }
@@ -85,15 +73,7 @@ describe('TableBlock', () => {
     const fragment = await renderToFragment<Props>(TableBlock, {
       props: {
         block: {
-          _modelApiKey: 'table_block',
-          id: '123',
-          title: 'Table Block',
-          table: {
-            columns: ['test_1', 'test_2'],
-            data: [
-              { test_1: 'Test 1', test_2: 'Test 2' }
-            ]
-          },
+          ...block,
           hasHeaderRow: false,
           hasHeaderColumn: false
         }
diff --git a/src/blocks/TextBlock/TextBlock.test.ts b/src/blocks/TextBlock/TextBlock.test.ts
index 688ad062..2fcf05b5 100644
--- a/src/blocks/TextBlock/TextBlock.test.ts
+++ b/src/blocks/TextBlock/TextBlock.test.ts
@@ -2,8 +2,8 @@ import { renderToFragment } from '@lib/renderer';
 import { describe, expect, test } from 'vitest';
 import TextBlock, { type Props } from './TextBlock.astro';
 
-describe('TextBlock', () => {
-  test('renders a heading and paragraph with the correct text content', async () => {
+describe('TextBlock Component', () => {
+  test('transforms a heading level 1 into heading level 2', async () => {
     const fragment = await renderToFragment<Props>(TextBlock, {
       props: {
         block: {
@@ -22,7 +22,7 @@ describe('TextBlock', () => {
                     children: [
                       {
                         type: 'span',
-                        value: 'This is a test'
+                        value: 'This is a test heading'
                       }
                     ]
                   },
@@ -31,7 +31,7 @@ describe('TextBlock', () => {
                     children: [
                       {
                         type: 'span',
-                        value: 'This is a test'
+                        value: 'This is a test paragraph'
                       },
                     ]
                   }
@@ -43,7 +43,51 @@ describe('TextBlock', () => {
       }
     });
 
-    expect(fragment.querySelector('h2')?.textContent).toBe('This is a test');
-    expect(fragment.querySelector('p')?.textContent).toBe('This is a test');
+    expect(fragment.querySelector('h2')?.textContent).toBe('This is a test heading');
+    expect(fragment.querySelector('p')?.textContent).toBe('This is a test paragraph');
+  });
+
+  test('renders a heading level 3 and a paragraph with the correct text content', async () => {
+    const fragment = await renderToFragment<Props>(TextBlock, {
+      props: {
+        block: {
+          __typename: 'TextBlockRecord',
+          text: {
+            blocks: [],
+            links: [],
+            value: {
+              schema: 'dast',
+              document: {
+                type: 'root',
+                children: [
+                  {
+                    type: 'heading',
+                    level: 3,
+                    children: [
+                      {
+                        type: 'span',
+                        value: 'This is a test heading'
+                      }
+                    ]
+                  },
+                  {
+                    type: 'paragraph',
+                    children: [
+                      {
+                        type: 'span',
+                        value: 'This is a test paragraph'
+                      },
+                    ]
+                  }
+                ]
+              }
+            }
+          }
+        }
+      }
+    });
+
+    expect(fragment.querySelector('h3')?.textContent).toBe('This is a test heading');
+    expect(fragment.querySelector('p')?.textContent).toBe('This is a test paragraph');
   });
 });
diff --git a/src/components/Breadcrumbs/Breadcrumbs.astro b/src/components/Breadcrumbs/Breadcrumbs.astro
index 895c8079..9ac1e283 100644
--- a/src/components/Breadcrumbs/Breadcrumbs.astro
+++ b/src/components/Breadcrumbs/Breadcrumbs.astro
@@ -18,12 +18,12 @@ const schema = {
     {
       '@type': 'ListItem',
       name: t('breadcrumbs_home'),
-      item: new URL(`/${ locale }/`, Astro.site || 'http://localhost:5173/'),
+      item: new URL(`/${ locale }/`, Astro.site),
     },
     ... items.map(item => ({
       '@type': 'ListItem',
       name: item.text,
-      item: new URL(item.href || '', Astro.site || 'http://localhost:5173/'),
+      item: new URL(item.href || '', Astro.site),
     }))
   ].map((item, index) => ({
     ...item,
diff --git a/src/components/Breadcrumbs/Breadcrumbs.test.ts b/src/components/Breadcrumbs/Breadcrumbs.test.ts
deleted file mode 100644
index 78595022..00000000
--- a/src/components/Breadcrumbs/Breadcrumbs.test.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-import { renderToFragment } from '@lib/renderer';
-import { describe, expect, test } from 'vitest';
-import type { Breadcrumb } from './index';
-import Breadcrumbs from './Breadcrumbs.astro';
-
-const fragment = await renderToFragment<{ items: Breadcrumb[] }>(Breadcrumbs, {
-  props: {
-    items: [
-      { text: 'Home' }
-    ]
-  }
-});
-
-describe('Breadcrumbs', () => {
-  test('Component is rendered', () => {
-    expect(fragment).toBeTruthy();
-  });
-
-  // Add more tests here
-});
diff --git a/vitest.config.ts b/vitest.config.ts
index 35097c07..ae8731e2 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -4,6 +4,7 @@ import { getViteConfig } from 'astro/config';
 export default getViteConfig({
   test: {
     // Vitest configuration options
+    teardownTimeout: 1000,
     reporters: process.env.GITHUB_ACTIONS ? ['dot', 'github-actions'] : ['dot'],
   }
 });