Run server on different port when running tests

test/integration/page.test.js

@@ -0,0 +1,18 @@
+const { Builder } = require('selenium-webdriver'),
+  chrome = require('selenium-webdriver/chrome.js'),
+  { expect, it } = require('@jest/globals'),
+  chromeOptions = new chrome.Options();
+
+let driver;
+
+chromeOptions.addArguments('--headless', '--disable-gpu', '--no-sandbox');
+
+beforeAll(async () => {
+  driver = new Builder().forBrowser('chrome').setChromeOptions(chromeOptions).build();
+});
+
+it('loads the page', async () => {
+  await driver.get("http://localhost:3005");
+
+  expect(await driver.getTitle()).toEqual('Infantry Combat Solo Basic');
+});

test/integration/setup.cjs

@@ -0,0 +1,20 @@
+console.log("\nSpawning server process...");
+const { spawn } = require("child_process");
+
+module.exports = async function () {
+  const child = spawn("node", ["dev-server.cjs", "--test"]);
+
+  child.stdout.on('data', (data) => {
+    console.log(`${data}`);
+  });
+
+  globalThis.__INTEG_TEST_SERVER_PID__ = child.pid;
+
+  child.stderr.on("data", (data) => {
+    const str = data.toString();
+    console.log("[server]", str);
+    if (str.includes("localhost:3005")) {
+      setTimeout(resolve, 200);
+    }
+  });
+};

test/integration/teardown.cjs

@@ -0,0 +1,5 @@
+console.log('Stopping server.')
+
+module.exports = function teardown() {
+  process.kill(globalThis.__INTEG_TEST_SERVER_PID__);
+};