test(playwright): convert and create new dataset list playwright tests (#36196)

Co-authored-by: Claude <noreply@anthropic.com>

superset-frontend/playwright/helpers/api/database.ts

@@ -0,0 +1,79 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { Page, APIResponse } from '@playwright/test';
+import { apiPost, apiDelete, ApiRequestOptions } from './requests';
+
+const ENDPOINTS = {
+  DATABASE: 'api/v1/database/',
+} as const;
+
+/**
+ * TypeScript interface for database creation API payload
+ * Provides compile-time safety for required fields
+ */
+export interface DatabaseCreatePayload {
+  database_name: string;
+  engine: string;
+  configuration_method?: string;
+  engine_information?: {
+    disable_ssh_tunneling?: boolean;
+    supports_dynamic_catalog?: boolean;
+    supports_file_upload?: boolean;
+    supports_oauth2?: boolean;
+  };
+  driver?: string;
+  sqlalchemy_uri_placeholder?: string;
+  extra?: string;
+  expose_in_sqllab?: boolean;
+  catalog?: Array<{ name: string; value: string }>;
+  parameters?: {
+    service_account_info?: string;
+    catalog?: Record<string, string>;
+  };
+  masked_encrypted_extra?: string;
+  impersonate_user?: boolean;
+}
+
+/**
+ * POST request to create a database connection
+ * @param page - Playwright page instance (provides authentication context)
+ * @param requestBody - Database configuration object with type safety
+ * @returns API response from database creation
+ */
+export async function apiPostDatabase(
+  page: Page,
+  requestBody: DatabaseCreatePayload,
+): Promise<APIResponse> {
+  return apiPost(page, ENDPOINTS.DATABASE, requestBody);
+}
+
+/**
+ * DELETE request to remove a database connection
+ * @param page - Playwright page instance (provides authentication context)
+ * @param databaseId - ID of the database to delete
+ * @returns API response from database deletion
+ */
+export async function apiDeleteDatabase(
+  page: Page,
+  databaseId: number,
+  options?: ApiRequestOptions,
+): Promise<APIResponse> {
+  return apiDelete(page, `${ENDPOINTS.DATABASE}${databaseId}`, options);
+}