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

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

superset-frontend/playwright/components/modals/DeleteConfirmationModal.ts

@@ -0,0 +1,75 @@
+/**
+ * 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 { Modal, Input } from '../core';
+
+/**
+ * Delete confirmation modal that requires typing "DELETE" to confirm.
+ * Used throughout Superset for destructive delete operations.
+ *
+ * Provides primitives for tests to compose deletion flows.
+ */
+export class DeleteConfirmationModal extends Modal {
+  private static readonly SELECTORS = {
+    CONFIRMATION_INPUT: 'input[type="text"]',
+  };
+
+  /**
+   * Gets the confirmation input component
+   */
+  private get confirmationInput(): Input {
+    return new Input(
+      this.page,
+      this.body.locator(DeleteConfirmationModal.SELECTORS.CONFIRMATION_INPUT),
+    );
+  }
+
+  /**
+   * Fills the confirmation input with the specified text.
+   *
+   * @param confirmationText - The text to type
+   * @param options - Optional fill options (timeout, force)
+   *
+   * @example
+   * const deleteModal = new DeleteConfirmationModal(page);
+   * await deleteModal.waitForVisible();
+   * await deleteModal.fillConfirmationInput('DELETE');
+   * await deleteModal.clickDelete();
+   * await deleteModal.waitForHidden();
+   */
+  async fillConfirmationInput(
+    confirmationText: string,
+    options?: { timeout?: number; force?: boolean },
+  ): Promise<void> {
+    await this.confirmationInput.fill(confirmationText, options);
+  }
+
+  /**
+   * Clicks the Delete button in the footer
+   *
+   * @param options - Optional click options (timeout, force, delay)
+   */
+  async clickDelete(options?: {
+    timeout?: number;
+    force?: boolean;
+    delay?: number;
+  }): Promise<void> {
+    await this.clickFooterButton('Delete', options);
+  }
+}