53 lines
2.0 KiB
TypeScript
53 lines
2.0 KiB
TypeScript
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/**
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* The blog index imports getCachedPayload, which pulls in Payload — ESM-only,
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* and next/jest will not transform node_modules. Mocking that one module keeps
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* the page's metadata testable without loading the CMS; the mock is never
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* called, because `metadata` is a static export evaluated at import time.
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*/
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jest.mock('@/lib/payload', () => ({ getCachedPayload: jest.fn() }));
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import { metadata } from '@/app/(frontend)/blog/page';
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import { blogPostingJsonLd, breadcrumbJsonLd } from '@/lib/jsonld';
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const post = {
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title: 'What the data cannot tell you',
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slug: 'what-the-data-cannot-tell-you',
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excerpt: 'Results describe one year group on a handful of days.',
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publishedAt: '2026-09-15T00:00:00.000Z',
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};
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describe('/blog metadata', () => {
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it('canonicalises to the bare path', () => {
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expect(metadata.alternates?.canonical)
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.toBe('https://www.schoolcompare.co.uk/blog');
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});
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});
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describe('BlogPosting structured data', () => {
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it('names the same Person entity the about page declares', () => {
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// By @id, not by repeating the person: search engines must resolve every
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// post and the about page to one author entity, or the site has several.
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const ld = blogPostingJsonLd(post);
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expect(ld['@type']).toBe('BlogPosting');
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expect(ld.author['@id']).toBe('https://www.schoolcompare.co.uk/about#tudor');
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expect(ld.publisher['@id']).toBe('https://www.schoolcompare.co.uk#organization');
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});
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it('carries a self-referencing canonical url and the publish date', () => {
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const ld = blogPostingJsonLd(post);
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expect(ld.url).toBe(
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'https://www.schoolcompare.co.uk/blog/what-the-data-cannot-tell-you',
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);
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expect(ld.datePublished).toBe('2026-09-15T00:00:00.000Z');
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});
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});
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describe('breadcrumbs', () => {
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it('places the post under the blog index', () => {
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const ld = breadcrumbJsonLd(post);
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expect(ld.itemListElement[0].item).toBe('https://www.schoolcompare.co.uk/blog');
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expect(ld.itemListElement[1].item).toBe(
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'https://www.schoolcompare.co.uk/blog/what-the-data-cannot-tell-you',
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);
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});
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});
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