Tweaked test

Author: denis-onder

jest.config.js

@@ -1,3 +1,4 @@
 module.exports = {
-  preset: 'ts-jest'
+  preset: 'ts-jest',
+  testEnvironment: 'node',
 };

src/commands/points/index.test.ts

@@ -1,17 +1,18 @@
-import { userNotFound } from '../../utils/errors';
+import { dbConnect } from '../..';
 
 import pointsHandler from '.';
 
 test('should throw an error if no user has been found', async () => {
-  const sendMock = jest.fn();
-  const replyMock = jest.fn();
+  // Connect to database
+  dbConnect();
 
   const msg: any = {
     author: { id: '1', tag: 'test#1234' },
-    channel: { send: sendMock },
-    reply: replyMock,
+    channel: { send: jest.fn() },
+    delete: jest.fn(),
+    reply: jest.fn(),
   };
 
-  const res = await pointsHandler(msg);
-  expect(res).toThrowError(userNotFound);
+  await pointsHandler(msg);
+  expect(msg.channel.send.mock.calls[0]).toMatchSnapshot();
 });

src/commands/points/index.ts

@@ -3,16 +3,15 @@ import { Message } from 'discord.js';
 import { IUser } from '../../helpful_role';
 import User from '../../helpful_role/db_model';
 import { createEmbed } from '../../utils/discordTools';
-import { userNotFound } from '../../utils/errors';
 
 export default async (msg: Message) => {
   try {
     const user: IUser = await User.findOne({ user: msg.author.id });
-    if (!user) throw new Error(userNotFound);
+    const points = user.points ? user.points : 0;
 
     const output = createEmbed({
-      description: `You have accumulated ${user.points} point${
-        user.points !== 1 ? 's' : ''
+      description: `You have accumulated ${points} point${
+        points !== 1 ? 's' : ''
       }.`,
       footerText: 'Helpful User Points',
       provider: 'spam',

src/index.ts

@@ -207,13 +207,17 @@ const handleReactionAdd = async (reaction: MessageReaction, user: User) => {
 };
 
 // Establish a connection with the database
-mongoose
-  .connect(MONGO_URI, {
-    useNewUrlParser: true,
-    useUnifiedTopology: true,
-  })
-  .then(() => console.log('MongoDB connection established.'))
-  .catch(error => console.error('mongoose.connect():', error));
+export const dbConnect = () => {
+  mongoose
+    .connect(MONGO_URI, {
+      useNewUrlParser: true,
+      useUnifiedTopology: true,
+    })
+    .then(() => console.log('MongoDB connection established.'))
+    .catch(error => console.error('mongoose.connect():', error));
+};
+
+dbConnect();
 
 client.on('message', handleMessage);
 client.on('messageReactionAdd', handleReactionAdd);

src/utils/errors.ts

@@ -6,4 +6,6 @@ export const noResults = (search: string) =>
   `sorry, could not find anything for \`${search}\`. Autodeleting this response in 30 seconds.`;
 export const unknownError = `sorry, something went wrong. If this issue persists, please file an issue at ${REPO_LINK}`;
 export const missingRightsDeletion =
-  'insufficient permissions: unable to delete message';
+  'insufficient permissions: unable to delete message.';
+export const userNotFound =
+  'sorry, your user ID cannot be found within the database.';