fix(discord): export initDiscord function (#17)

src/js/discord.js

@@ -10,20 +10,26 @@ function randomQuote(quote, crate) {
     crate.notify(the_quote);
 }
 
-// Widgetbot initialization
-loadScript('https://cdn.jsdelivr.net/npm/@widgetbot/crate@3', function() {
-    let widgetbot = new Crate({
-        server: '804382334370578482',
-        channel: '804383092822900797',
-        defer: false,
-    });
+function initDiscord() {
+    loadScript('https://cdn.jsdelivr.net/npm/@widgetbot/crate@3', function() {
+        let widgetbot = new Crate({
+            server: '804382334370578482',
+            channel: '804383092822900797',
+            defer: false,
+        });
 
-    // get random video game quotes and notify the user on Widgetbot after 7 minutes
-    fetchRandomQuote().then(quote => {
-        setTimeout(() => {
-            if (widgetbot) {
-                randomQuote(quote, widgetbot);
-            }
-        }, 7 * 60 * 1000);
+        // get random video game quotes and notify the user on Widgetbot after 7 minutes
+        fetchRandomQuote().then(quote => {
+            setTimeout(() => {
+                if (widgetbot) {
+                    randomQuote(quote, widgetbot);
+                }
+            }, 7 * 60 * 1000);
+        });
     });
-});
+}
+
+module.exports = {
+    initDiscord,
+    randomQuote,
+};

tests/discord.test.js

@@ -0,0 +1,56 @@
+import {
+    describe,
+    expect,
+    it,
+    jest,
+} from '@jest/globals';
+
+const { initDiscord, randomQuote } = require('../src/js/discord');
+const loadScript = require('../src/js/load-script');
+const { fetchRandomQuote } = require('../src/js/random-quote');
+
+jest.mock('../src/js/load-script');
+jest.mock('../src/js/random-quote');
+
+describe('initDiscord', () => {
+    it('should load the script and get a random quote', () => {
+        jest.useFakeTimers();
+        const mockCrate = {
+            notify: jest.fn()
+        };
+        global.Crate = jest.fn(() => mockCrate);
+
+        loadScript.mockImplementation((url, callback) => {
+            callback();
+        });
+
+        fetchRandomQuote.mockResolvedValue({
+            quote: 'Test quote',
+            quote_safe: 'Test quote safe'
+        });
+
+        initDiscord();
+
+        expect(global.Crate).toHaveBeenCalledWith({
+            server: '804382334370578482',
+            channel: '804383092822900797',
+            defer: false,
+        });
+
+        // advance timers
+        jest.advanceTimersByTime(7 * 60 * 1000);
+
+        expect(fetchRandomQuote).toHaveBeenCalled();
+    });
+});
+
+describe('randomQuote', () => {
+    it('should notify the user with the quote', () => {
+        const mockCrate = {
+            notify: jest.fn()
+        };
+
+        randomQuote({quote_safe: 'Test quote'}, mockCrate);
+        expect(mockCrate.notify).toHaveBeenCalledWith('Test quote');
+    });
+});