test(e2e): add Playwright E2E tests for Chart List page (#37866)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

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

@@ -0,0 +1,52 @@
+/**
+ * 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 } from '@playwright/test';
+import { Modal } from '../core';
+
+/**
+ * Chart properties edit modal.
+ * Opened by clicking the edit icon on a chart row in the chart list.
+ * General section is expanded by default (defaultActiveKey="general").
+ */
+export class ChartPropertiesModal extends Modal {
+  private static readonly SELECTORS = {
+    NAME_INPUT: '[data-test="properties-modal-name-input"]',
+  };
+
+  constructor(page: Page) {
+    super(page, '[data-test="properties-edit-modal"]');
+  }
+
+  /**
+   * Fills the chart name input field
+   * @param name - The new chart name
+   */
+  async fillName(name: string): Promise<void> {
+    const input = this.body.locator(ChartPropertiesModal.SELECTORS.NAME_INPUT);
+    await input.fill(name);
+  }
+
+  /**
+   * Clicks the Save button in the modal footer
+   */
+  async clickSave(): Promise<void> {
+    await this.clickFooterButton('Save');
+  }
+}