1 files changed, 141 insertions, 0 deletions
diff --git a/src/components/organisms/post-preview/post-preview-meta/post-preview-meta.test.tsx b/src/components/organisms/post-preview/post-preview-meta/post-preview-meta.test.tsx
new file mode 100644
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+++ b/src/components/organisms/post-preview/post-preview-meta/post-preview-meta.test.tsx
@@ -0,0 +1,141 @@
+import { describe, expect, it } from '@jest/globals';
+import { render, screen as rtlScreen } from '../../../../../tests/utils';
+import { getReadingTimeFrom } from '../../../../utils/helpers';
+import { PostPreviewMeta, type PostPreviewMetaData } from './post-preview-meta';
+
+describe('PostPreviewMeta', () => {
+  it('can render a meta for the author', () => {
+    const meta = {
+      author: 'Gilberto70',
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Written by:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(meta.author);
+  });
+
+  it('can render a meta for a single comment', () => {
+    const meta = {
+      comments: {
+        count: 1,
+        postHeading: 'quae commodi deserunt',
+      },
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Comments:');
+    expect(rtlScreen.getByRole('definition').textContent).toBe(
+      `${meta.comments.count} comment about ${meta.comments.postHeading}`
+    );
+  });
+
+  it('can render a meta for comments with a link', () => {
+    const meta = {
+      comments: {
+        count: 3,
+        postHeading: 'quae commodi deserunt',
+        url: '#temporibus',
+      },
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Comments:');
+    expect(rtlScreen.getByRole('definition').textContent).toBe(
+      `${meta.comments.count} comments about ${meta.comments.postHeading}`
+    );
+    expect(rtlScreen.getByRole('link')).toHaveAttribute(
+      'href',
+      meta.comments.url
+    );
+  });
+
+  it('can render a meta for the publication date', () => {
+    const meta = {
+      publicationDate: '2002',
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Published on:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(
+      meta.publicationDate
+    );
+  });
+
+  it('can render a meta for thematics', () => {
+    const meta = {
+      thematics: [{ id: 1, name: 'autem', url: '#est' }],
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Thematic:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(
+      meta.thematics[0].name
+    );
+    expect(rtlScreen.getByRole('link')).toHaveAttribute(
+      'href',
+      meta.thematics[0].url
+    );
+  });
+
+  it('can render a meta for topics', () => {
+    const meta = {
+      topics: [{ id: 1, name: 'hic', url: '#ipsa' }],
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Topic:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(
+      meta.topics[0].name
+    );
+    expect(rtlScreen.getByRole('link')).toHaveAttribute(
+      'href',
+      meta.topics[0].url
+    );
+  });
+
+  it('can render a meta for the update date', () => {
+    const meta = {
+      updateDate: '2020',
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Updated on:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(
+      meta.updateDate
+    );
+  });
+
+  it('does not render a meta for the update date if it is equal to the publication date', () => {
+    const meta = {
+      publicationDate: '2020',
+      updateDate: '2020',
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    const terms = rtlScreen.getAllByRole('term');
+
+    expect(terms.length).toBe(1);
+    expect(terms[0].textContent).toBe('Published on:');
+  });
+
+  it('can render a meta for the reading time', () => {
+    const meta = {
+      wordsCount: 500,
+    } satisfies PostPreviewMetaData;
+
+    render(<PostPreviewMeta meta={meta} />);
+
+    expect(rtlScreen.getByRole('term')).toHaveTextContent('Reading time:');
+    expect(rtlScreen.getByRole('definition')).toHaveTextContent(
+      `${getReadingTimeFrom(meta.wordsCount).inMinutes()} minutes`
+    );
+  });
+});