67 lines
2.5 KiB
TypeScript
67 lines
2.5 KiB
TypeScript
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import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
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import os from 'os';
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import path from 'path';
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import fs from 'fs/promises';
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/**
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* listJournalEntries sorted by date only, so two entries from the same day kept
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* whatever order readdir returned — the /journal index and the entry page's
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* prev/next links then depended on the filesystem. The slug breaks the tie.
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*/
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let root: string;
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let journalDir: string;
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let service: typeof import('../admin/journal-service');
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beforeEach(async () => {
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root = await fs.mkdtemp(path.join(os.tmpdir(), 'folio-journal-order-'));
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journalDir = path.join(root, 'content', 'journal');
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await fs.mkdir(journalDir, { recursive: true });
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vi.spyOn(process, 'cwd').mockReturnValue(root);
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vi.resetModules();
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service = await import('../admin/journal-service');
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});
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afterEach(async () => {
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vi.restoreAllMocks();
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await fs.rm(root, { recursive: true, force: true });
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});
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const entry = (title: string, date?: string) =>
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`---\ntitle: "${title}"\n${date ? `date: "${date}"\n` : ''}---\n\nBody\n`;
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/** Make readdir hand the files back in a fixed order. */
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function readdirOrder(order: 'asc' | 'desc') {
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const real = fs.readdir.bind(fs) as (dir: string) => Promise<string[]>;
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vi.spyOn(fs, 'readdir').mockImplementation((async (dir: string) => {
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const names = [...(await real(dir))].sort();
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return order === 'asc' ? names : names.reverse();
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}) as unknown as typeof fs.readdir);
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}
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describe('listJournalEntries order', () => {
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it.each(['asc', 'desc'] as const)(
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'orders same-day entries by slug whatever readdir returns (%s)',
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async (order) => {
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await fs.writeFile(path.join(journalDir, 'alpha.md'), entry('Zebra', '2026-03-15'));
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await fs.writeFile(path.join(journalDir, 'beta.md'), entry('Aardvark', '2026-03-15'));
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await fs.writeFile(path.join(journalDir, 'newer.md'), entry('Newer', '2026-04-01'));
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readdirOrder(order);
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const slugs = (await service.listJournalEntries()).map((e) => e.slug);
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expect(slugs).toEqual(['newer', 'alpha', 'beta']);
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},
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);
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it.each(['asc', 'desc'] as const)(
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'orders undated entries with the same title by slug (%s)',
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async (order) => {
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await fs.writeFile(path.join(journalDir, 'one.md'), entry('Untitled'));
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await fs.writeFile(path.join(journalDir, 'two.md'), entry('Untitled'));
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readdirOrder(order);
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const slugs = (await service.listJournalEntries()).map((e) => e.slug);
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expect(slugs).toEqual(['one', 'two']);
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},
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);
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});
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