feat: add marketplace smoke coverage

pages/MarketplacePage.ts

@@ -0,0 +1,36 @@
+import { expect, Locator, Page } from '@playwright/test';
+
+export class MarketplacePage {
+  readonly page: Page;
+  readonly mainContent: Locator;
+
+  constructor(page: Page) {
+    this.page = page;
+    this.mainContent = page.locator('main, [role="main"], body').first();
+  }
+
+  async goto(): Promise<void> {
+    await this.page.goto('/sell/list', {
+      waitUntil: 'domcontentloaded',
+    });
+  }
+
+  async expectPageLoaded(): Promise<void> {
+    await expect(this.page).toHaveURL(/\/(sell\/list|marketplace)(\?|\/|$)/);
+    await expect(this.page).toHaveTitle(/Discogs|Shop|Marketplace/i);
+    await expect(this.mainContent).toBeVisible();
+  }
+
+  async expectMarketplaceContentVisible(): Promise<void> {
+    await expect(this.mainContent).toContainText(
+      /marketplace|shop|for sale|vinyl|records|cds/i,
+      { timeout: 10000 }
+    );
+  }
+
+  async expectNoApplicationError(): Promise<void> {
+    await expect(this.mainContent).not.toContainText(
+      /server error|something went wrong|application error|internal error|404/i
+    );
+  }
+}

tests/marketplace/marketplace.spec.ts

@@ -0,0 +1,18 @@
+import { test } from '@playwright/test';
+import { MarketplacePage } from '../../pages/MarketplacePage';
+
+test.describe('Discogs marketplace', () => {
+  test('@smoke @marketplace marketplace browse page loads', async ({ page }) => {
+    const marketplacePage = new MarketplacePage(page);
+
+    await test.step('Navigate to Discogs marketplace browse page', async () => {
+      await marketplacePage.goto();
+    });
+
+    await test.step('Validate marketplace page loads successfully', async () => {
+      await marketplacePage.expectPageLoaded();
+      await marketplacePage.expectMarketplaceContentVisible();
+      await marketplacePage.expectNoApplicationError();
+    });
+  });
+});