try workflow

Author: mluukkai

.github/workflows/e2e-tests.yml

@@ -0,0 +1,78 @@
+name: E2E Tests
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+
+jobs:
+  e2e-tests:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Start todo-app with Docker Compose
+        working-directory: ./todo-app
+        run: docker-compose up -d
+
+      - name: Wait for services to be ready
+        run: |
+          echo "Waiting for nginx to be ready on port 8080..."
+          timeout 120 bash -c 'until curl -f http://localhost:8080 > /dev/null 2>&1; do sleep 2; done'
+          echo "Services are ready!"
+          
+      - name: Check running containers
+        run: docker ps
+
+      - name: Install dependencies
+        working-directory: ./todo-app
+        run: npm ci
+
+      - name: Install Playwright browsers
+        working-directory: ./todo-app
+        run: npx playwright install --with-deps chromium
+
+      - name: Run Playwright tests
+        working-directory: ./todo-app
+        run: npm run test:e2e
+
+      - name: Upload Playwright report
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: playwright-report
+          path: todo-app/playwright-report/
+          retention-days: 7
+
+      - name: Upload test results
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results
+          path: todo-app/test-results/
+          retention-days: 7
+
+      - name: Show container logs on failure
+        if: failure()
+        working-directory: ./todo-app
+        run: |
+          echo "=== Backend logs ==="
+          docker-compose logs backend
+          echo "=== Frontend logs ==="
+          docker-compose logs app
+          echo "=== Nginx logs ==="
+          docker-compose logs nginx
+
+      - name: Clean up Docker containers
+        if: always()
+        working-directory: ./todo-app
+        run: docker-compose down -v

.gitignore

@@ -1,4 +1,9 @@
 node_modules/
 .env
 todo-app/redis_data/
-todo-app/mongo_data/
+todo-app/mongo_data/
+
+# Playwright artifacts
+todo-app/test-results/
+todo-app/playwright-report/
+todo-app/playwright/.cache/

todo-app/package-lock.json

@@ -0,0 +1,17 @@
+{
+  "name": "todo-app-e2e-tests",
+  "version": "1.0.0",
+  "description": "E2E tests for todo-app using Playwright",
+  "scripts": {
+    "test:e2e": "playwright test",
+    "test:e2e:ui": "playwright test --ui",
+    "test:e2e:headed": "playwright test --headed",
+    "test:e2e:debug": "playwright test --debug"
+  },
+  "keywords": ["playwright", "e2e", "testing"],
+  "author": "",
+  "license": "MIT",
+  "devDependencies": {
+    "@playwright/test": "^1.48.0"
+  }
+}

todo-app/package.json

@@ -0,0 +1,46 @@
+import { defineConfig, devices } from '@playwright/test';
+
+/**
+ * Playwright configuration for todo-app E2E tests
+ * @see https://playwright.dev/docs/test-configuration
+ */
+export default defineConfig({
+  testDir: './tests',
+  /* Run tests in files in parallel */
+  fullyParallel: true,
+  /* Fail the build on CI if you accidentally left test.only in the source code. */
+  forbidOnly: !!process.env.CI,
+  /* Retry on CI only */
+  retries: process.env.CI ? 2 : 0,
+  /* Opt out of parallel tests on CI. */
+  workers: process.env.CI ? 1 : undefined,
+  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
+  reporter: [
+    ['html'],
+    ['list']
+  ],
+  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
+  use: {
+    /* Base URL to use in actions like `await page.goto('/')`. */
+    baseURL: 'http://localhost:8080',
+    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
+    trace: 'on-first-retry',
+    screenshot: 'only-on-failure',
+  },
+
+  /* Configure projects for major browsers */
+  projects: [
+    {
+      name: 'chromium',
+      use: { ...devices['Desktop Chrome'] },
+    },
+  ],
+
+  /* Run your local dev server before starting the tests */
+  // webServer: {
+  //   command: 'docker-compose up',
+  //   url: 'http://localhost:8080',
+  //   reuseExistingServer: !process.env.CI,
+  //   timeout: 120 * 1000,
+  // },
+});

todo-app/playwright.config.js

@@ -0,0 +1,121 @@
+import { test, expect } from '@playwright/test';
+
+test.describe('Todo App E2E Tests', () => {
+  test.beforeEach(async ({ page }) => {
+    // Navigate to the app before each test
+    await page.goto('/');
+  });
+
+  test('frontend loads and displays the todo application', async ({ page }) => {
+    // Check that the page title or main heading is visible
+    await expect(page).toHaveTitle(/Todo/i);
+    
+    // Verify the main container or form is present
+    const todoInput = page.getByRole('textbox');
+    await expect(todoInput).toBeVisible();
+  });
+
+  test('can add a new todo via UI', async ({ page }) => {
+    // Fill in the todo input field
+    const todoInput = page.getByRole('textbox');
+    const testTodoText = `Test todo ${Date.now()}`;
+    
+    await todoInput.fill(testTodoText);
+    
+    // Submit the form (look for submit button or press Enter)
+    await page.keyboard.press('Enter');
+    
+    // Wait a moment for the todo to be added
+    await page.waitForTimeout(500);
+    
+    // Verify the todo appears in the list
+    await expect(page.getByText(testTodoText)).toBeVisible();
+  });
+
+  test('can toggle todo completion status', async ({ page }) => {
+    // First, add a todo
+    const todoInput = page.getByRole('textbox');
+    const testTodoText = `Toggle test ${Date.now()}`;
+    
+    await todoInput.fill(testTodoText);
+    await page.keyboard.press('Enter');
+    await page.waitForTimeout(500);
+    
+    // Find and click the checkbox or completion button
+    const todoItem = page.locator(`text=${testTodoText}`).locator('..');
+    const checkbox = todoItem.getByRole('checkbox').or(todoItem.getByRole('button', { name: /complete|done|check/i }));
+    
+    if (await checkbox.count() > 0) {
+      await checkbox.first().click();
+      await page.waitForTimeout(500);
+      
+      // Verify the todo's state changed (could be strikethrough, different class, etc.)
+      // This is a basic check - actual implementation may vary
+      await expect(todoItem).toBeVisible();
+    }
+  });
+});
+
+test.describe('Backend API Tests', () => {
+  test('GET /api/todos returns todos list', async ({ request }) => {
+    const response = await request.get('/api/todos');
+    
+    expect(response.status()).toBe(200);
+    
+    const todos = await response.json();
+    expect(Array.isArray(todos)).toBe(true);
+  });
+
+  test('POST /api/todos creates a new todo', async ({ request }) => {
+    const newTodo = {
+      text: `API test todo ${Date.now()}`,
+      done: false
+    };
+    
+    const response = await request.post('/api/todos', {
+      data: newTodo
+    });
+    
+    expect(response.status()).toBe(200);
+    
+    const createdTodo = await response.json();
+    expect(createdTodo.text).toBe(newTodo.text);
+    expect(createdTodo).toHaveProperty('_id');
+  });
+
+  test('GET /api/statistics returns added_todos count from Redis', async ({ request }) => {
+    // First, create a todo to increment the counter
+    await request.post('/api/todos', {
+      data: { text: 'Stats test todo', done: false }
+    });
+    
+    // Then check statistics
+    const response = await request.get('/api/statistics');
+    
+    expect(response.status()).toBe(200);
+    
+    const stats = await response.json();
+    expect(stats).toHaveProperty('added_todos');
+    expect(typeof stats.added_todos).toBe('number');
+    expect(stats.added_todos).toBeGreaterThan(0);
+  });
+
+  test('PUT /api/todos/:id updates a todo', async ({ request }) => {
+    // First create a todo
+    const createResponse = await request.post('/api/todos', {
+      data: { text: 'Update test todo', done: false }
+    });
+    const createdTodo = await createResponse.json();
+    
+    // Then update it
+    const updateResponse = await request.put(`/api/todos/${createdTodo._id}`, {
+      data: { text: 'Updated todo text', done: true }
+    });
+    
+    expect(updateResponse.status()).toBe(200);
+    
+    const updatedTodo = await updateResponse.json();
+    expect(updatedTodo.text).toBe('Updated todo text');
+    expect(updatedTodo.done).toBe(true);
+  });
+});

todo-app/tests/todo-app.spec.js

@@ -5,6 +5,7 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 mongo_data
+redis_data
 
 # Runtime data
 pids