api.js/tests/downloaders/directory-test.ts

115 lines
3.2 KiB
TypeScript

import { mkdir, readFile, writeFile, rm } from 'node:fs/promises';
import { DirectoryDownloader } from '../../lib/downloaders/directory';
import { uniqueCacheDir } from '../helpers';
describe('Directory downloader', () => {
class TestDownloader extends DirectoryDownloader<unknown> {
/**
* Test _loadContent()
*/
contentLoaded = 0;
async _loadContent() {
this.contentLoaded++;
}
}
test('Existing files', async () => {
// Create new instance
const test = new TestDownloader('tests/fixtures');
expect(test.status).toBe('pending-init');
expect(await test.init()).toBe(true);
expect(test.contentLoaded).toBe(1);
// Nothing to update
expect(await test.checkForUpdate()).toBe(false);
expect(test.contentLoaded).toBe(1);
});
test('Invalid directory', async () => {
// Cache directory
const dir = 'cache/' + uniqueCacheDir();
// Create new instance
const test = new TestDownloader(dir);
expect(test.status).toBe('pending-init');
expect(await test.init()).toBe(false);
expect(test.contentLoaded).toBe(0);
// Nothing to update
expect(await test.checkForUpdate()).toBe(false);
expect(test.contentLoaded).toBe(0);
});
test('Empty directory', async () => {
// Cache directory
const dir = 'cache/' + uniqueCacheDir();
try {
await mkdir(dir, {
recursive: true,
});
} catch {
//
}
// Create new instance
const test = new TestDownloader(dir);
expect(test.status).toBe('pending-init');
expect(await test.init()).toBe(true);
expect(test.contentLoaded).toBe(1);
// Nothing to update
expect(await test.checkForUpdate()).toBe(false);
expect(test.contentLoaded).toBe(1);
});
test('Has content', async () => {
// Cache directory
const dir = 'cache/' + uniqueCacheDir();
try {
await mkdir(dir, {
recursive: true,
});
} catch {
//
}
// Create few files
await writeFile(dir + '/collections.json', await readFile('tests/fixtures/collections.mdi.json'));
await writeFile(dir + '/mdi.json', await readFile('tests/fixtures/json/mdi.json'));
// Create new instance
const test = new TestDownloader(dir);
expect(test.status).toBe('pending-init');
expect(await test.init()).toBe(true);
expect(test.contentLoaded).toBe(1);
// Nothing to update
expect(await test.checkForUpdate()).toBe(false);
expect(test.contentLoaded).toBe(1);
// Replace file
await writeFile(dir + '/mdi.json', await readFile('tests/fixtures/json/mdi-light.json'));
expect(await test.checkForUpdate()).toBe(true);
expect(test.contentLoaded).toBe(2);
// Touch file: should trigger update because file modification time changes
await writeFile(dir + '/mdi.json', await readFile('tests/fixtures/json/mdi-light.json'));
expect(await test.checkForUpdate()).toBe(true);
expect(test.contentLoaded).toBe(3);
// Add new file
await writeFile(dir + '/mdi-light.json', await readFile('tests/fixtures/json/mdi-light.json'));
expect(await test.checkForUpdate()).toBe(true);
expect(test.contentLoaded).toBe(4);
// Delete
await rm(dir + '/mdi-light.json');
expect(await test.checkForUpdate()).toBe(true);
expect(test.contentLoaded).toBe(5);
// Check again: nothing to update
expect(await test.checkForUpdate()).toBe(false);
expect(test.contentLoaded).toBe(5);
});
});