chore: create twitch proxy tests

.gitpod.yml

@@ -2,8 +2,16 @@ image: gitpod/workspace-mongodb
 ports:
   - port: 27017
     onOpen: ignore
+  - port: 50000-50200
+    onOpen: ignore
+    # Set to public for tests to have access across ports
+    # Technically, could be configured with `credentials: true` in fetch calls too
+    visibility: public
 tasks:
+  - before: |
+      export DEMO_APPS_DOMAIN=$(gp url)
   - init: |
+      cp sample.env .env
       npm ci
       mkdir /workspace/log
       mongod --fork --dbpath /data/db --logpath /workspace/log/mongod.log

jest.config.js

@@ -1,5 +1,6 @@
 const config = {
-  roots: ['./test/']
+  roots: ['./test/'],
+  setupFiles: ['dotenv/config']
 };
 
 module.exports = config;

test/jest-utils.js

@@ -0,0 +1,18 @@
+const baseUrl = port => {
+  if (process.env.DEMO_APPS_DOMAIN === 'localhost') {
+    const url = new URL('http://localhost');
+    url.port = port;
+    return url;
+  }
+
+  if (process.env.GITPOD_HOST) {
+    const url = new URL(
+      `https://${port}-${process.env.GITPOD_WORKSPACE_ID}.${process.env.GITPOD_WORKSPACE_CLUSTER_HOST}`
+    );
+    return url;
+  }
+};
+
+module.exports = {
+  baseUrl
+};

test/ports.test.js

@@ -1,6 +1,5 @@
 // TODO: Remove eslint-disable-next-line no-undef the minute expect can be labelled as defined
 const { readdirSync } = require('fs');
-const axios = require('axios');
 const { join } = require('path');
 const portMap = require('../port-map.json');
 
@@ -10,6 +9,8 @@ const names = readdirSync(join(__dirname, '../apps')).filter(
   name => !/(^|\/)\.[^/.]/g.test(name) && name !== 'nightlife-coordination-app'
 );
 
+const { baseUrl } = require('./jest-utils.js');
+
 describe('portMap', () => {
   it('should have unique ports', () => {
     const ports = Object.values(portMap);
@@ -35,10 +36,11 @@ describe('Project statuses', () => {
 
   for (const name of projectNames) {
     const portNum = portMap[name];
+    const BASE_URL = baseUrl(portNum);
 
     it(`${name} should be running on port ${portNum}`, async () => {
       try {
-        const response = await axios.get(`http://localhost:${portNum}`);
+        const response = await fetch(BASE_URL);
 
         // eslint-disable-next-line no-undef
         expect(response.status).toBe(200);
@@ -49,9 +51,7 @@ describe('Project statuses', () => {
     });
     it(`Pinging ${name} should return a status code of 200 `, async () => {
       try {
-        const response = await axios.get(
-          `http://localhost:${portNum}/status/ping`
-        );
+        const response = await fetch(new URL('/status/ping', BASE_URL));
 
         // eslint-disable-next-line no-undef
         expect(response.status).toBe(200);

test/twitch-proxy.test.js

@@ -0,0 +1,39 @@
+// TODO: Remove once types for Jest are recognized
+/* eslint-disable no-undef */
+const portMap = require('../port-map.json');
+const twitchProxyPort = portMap['twitch-proxy'];
+const { baseUrl } = require('./jest-utils.js');
+
+const BASE_URL = baseUrl(twitchProxyPort);
+
+describe('kraken api', () => {
+  it('should return freecodecamp user data', async () => {
+    const response = await fetch(
+      new URL('/twitch-api/users/freecodecamp', BASE_URL)
+    );
+    const user = await response.json();
+    expect(response.status).toBe(200);
+    expect(user.name).toBe('freecodecamp');
+    expect(user.display_name).toBe('FreeCodeCamp');
+  });
+
+  it('should return freecodecamp channel data', async () => {
+    const response = await fetch(
+      new URL('/twitch-api/channels/freecodecamp', BASE_URL)
+    );
+    const channel = await response.json();
+    expect(response.status).toBe(200);
+    expect(channel.name).toBe('freecodecamp');
+    expect(channel.display_name).toBe('FreeCodeCamp');
+    expect(channel.url).toBe('https://www.twitch.tv/freecodecamp');
+  });
+
+  it("should return esl_sc2's stream data", async () => {
+    const response = await fetch(
+      new URL('/twitch-api/streams/ESL_SC2', BASE_URL)
+    );
+    const stream = (await response.json()).stream;
+    expect(response.status).toBe(200);
+    expect(stream._id).toBe(23366709968);
+  });
+});