test: Migrate 2929 test to Playwright (#18425)

cypress/e2e/2929-ado-can-load-old-switch-node-workflows.cy.ts

@@ -1,17 +0,0 @@
-import {
-	deleteNode,
-	getCanvasNodes,
-	navigateToNewWorkflowPage,
-	pasteWorkflow,
-} from '../composables/workflow';
-import Workflow from '../fixtures/Switch_node_with_null_connection.json';
-
-describe('ADO-2929 can load Switch nodes', () => {
-	it('can load workflows with Switch nodes with null at connection index', () => {
-		navigateToNewWorkflowPage();
-		pasteWorkflow(Workflow);
-		getCanvasNodes().should('have.length', 3);
-		deleteNode('Switch');
-		getCanvasNodes().should('have.length', 2);
-	});
-});

packages/testing/playwright/pages/CanvasPage.ts

@@ -259,4 +259,8 @@ export class CanvasPage extends BasePage {
 	async clickProductionChecklistAction(actionText: string): Promise<void> {
 		await this.getProductionChecklistActionItem(actionText).click();
 	}
+
+	getCanvasNodes() {
+		return this.page.getByTestId('canvas-node');
+	}
 }

packages/testing/playwright/tests/ui/2929-ado-can-load-old-switch-node-workflows.spec.ts

@@ -0,0 +1,20 @@
+import { test, expect } from '../../fixtures/base';
+import type { TestRequirements } from '../../Types';
+
+const requirements: TestRequirements = {
+	workflow: {
+		'Switch_node_with_null_connection.json': 'Switch Node with Null Connection',
+	},
+};
+
+test.describe('ADO-2929 can load Switch nodes', () => {
+	test('can load workflows with Switch nodes with null at connection index @auth:owner', async ({
+		n8n,
+		setupRequirements,
+	}) => {
+		await setupRequirements(requirements);
+		await expect(n8n.canvas.getCanvasNodes()).toHaveCount(3);
+		await n8n.canvas.deleteNodeByName('Switch');
+		await expect(n8n.canvas.getCanvasNodes()).toHaveCount(2);
+	});
+});