Add tests

Author: faisalnjs

cdn.test.js

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+const CDN = require('./cdn.js');
+
+describe('CDN Tests', () => {
+    const cdn = new CDN({
+        dir: './cdn/',
+        extension: '.cdn.json',
+        ttl: 3600,
+    });
+
+    test('Constructor', () => {
+        expect(cdn.dir).toBe('./cdn/');
+        expect(cdn.extension).toBe('.cdn.json');
+        expect(cdn.ttl).toBe(3600);
+    });
+
+    async function cmsdata() { // Example fetching and caching CMS data
+        if (cdn.valid('cms')) return cdn.get('cms'); // Return cached CMS data if valid
+        try {
+            console.log('Writing...')
+            cdn.cache('cms', { 1: 2 }); // Cache the CMS data
+            return { 1: 2 };
+        } catch {
+            try {
+                return cdn.get('cms'); // Retrieve cached CMS data
+            } catch {
+                console.error('Failed to fetch CMS data and no cached data found.');
+                return null;
+            };
+        };
+    };
+
+    test('Cache', async () => {
+        var cms = await cmsdata();
+        expect(cms).toEqual({ 1: 2 });
+    });
+
+    test('Get', async () => {
+        var cms = await cmsdata();
+        expect(cms).toEqual({ 1: 2 });
+    });
+});

jest.config.js

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+module.exports = {
+  testEnvironment: 'node',
+  collectCoverage: false,
+  testMatch: ['**/*.test.js'],
+  verbose: true
+};