Añadido test e2e para crear grupo

webapp/e2e/features/creategroup.feature

@@ -0,0 +1,6 @@
+Feature: Creating a group
+
+Scenario: The user can create a group
+  Given A logged-in user
+  When I click on the Groups link and create a group
+  Then The Group should be shown on the My Groups page

webapp/e2e/steps/creategroup.steps.js

@@ -0,0 +1,68 @@
+const puppeteer = require("puppeteer");
+const { defineFeature, loadFeature } = require("jest-cucumber");
+const setDefaultOptions = require("expect-puppeteer").setDefaultOptions;
+const { expect } = require("expect-puppeteer");
+const feature = loadFeature("./features/register-form.feature");
+
+let page;
+let browser;
+
+defineFeature(feature, (test) => {
+  beforeAll(async () => {
+    browser = process.env.GITHUB_ACTIONS
+      ? await puppeteer.launch()
+      : await puppeteer.launch({ headless: false, slowMo: 100 });
+    page = await browser.newPage();
+    //Way of setting up the timeout
+    setDefaultOptions({ timeout: 10000 });
+
+    await page
+      .goto("http://localhost:3000", {
+        waitUntil: "networkidle0",
+      })
+      .catch(() => {});
+  });
+
+  test("The user can create a group", ({ given, when, then }) => {
+    let username;
+    let password;
+
+    given("A logged-in user", async () => {
+      username="testuser";
+      password="Testpassword1";
+      await page.waitForSelector("#login-username");
+      await page.type("#login-username", username);
+      await page.waitForSelector("#login-password");
+      await page.type("#login-password", password);
+      await page.click("button", { text: "Login" });
+      await page.waitForNavigation({ waitUntil: "networkidle0" });
+    });
+
+    when("I click on the Groups link and create a group", async () => {
+      await page.click('[data-testid="groups"]');
+      await page.waitForNavigation();
+
+      await page.waitForSelector('[name="name"]');
+      await page.type('[name="name"]', "Test Group");
+      await page.click("button", { text: "Crear" });
+      await page.waitForTimeout(1000);
+    });
+
+    then("The Group should be shown on the My Groups page", async () => {
+      await page.click('[data-testid="my-groups"]');
+      await page.waitForNavigation();
+
+      const groupExists = await page.evaluate(() => {
+        const groupName = "Test Group";
+        const groups = Array.from(document.querySelectorAll("tbody tr td:first-child"));
+        return groups.some(td => td.textContent === groupName);
+      });
+
+      expect(groupExists).toBe(true);
+    });
+  });
+
+  afterAll(async () => {
+    browser.close();
+  });
+});