참고소스 수정본

참고/playwright-main/tests/page/elementhandle-content-frame.spec.ts

@@ -0,0 +1,59 @@
+/**
+ * Copyright 2018 Google Inc. All rights reserved.
+ * Modifications copyright (c) Microsoft Corporation.
+ *
+ * Licensed 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 { test as it, expect } from './pageTest';
+import { attachFrame } from '../config/utils';
+
+it('should work', async ({ page, server }) => {
+  await page.goto(server.EMPTY_PAGE);
+  await attachFrame(page, 'frame1', server.EMPTY_PAGE);
+  const elementHandle = await page.$('#frame1');
+  const frame = await elementHandle.contentFrame();
+  expect(frame).toBe(page.frames()[1]);
+});
+
+it('should work for cross-process iframes', async ({ page, server }) => {
+  await page.goto(server.EMPTY_PAGE);
+  await attachFrame(page, 'frame1', server.CROSS_PROCESS_PREFIX + '/empty.html');
+  const elementHandle = await page.$('#frame1');
+  const frame = await elementHandle.contentFrame();
+  expect(frame).toBe(page.frames()[1]);
+});
+
+it('should work for cross-frame evaluations', async ({ page, server }) => {
+  await page.goto(server.EMPTY_PAGE);
+  await attachFrame(page, 'frame1', server.EMPTY_PAGE);
+  const frame = page.frames()[1];
+  const elementHandle = await frame.evaluateHandle(() => window.top.document.querySelector('#frame1'));
+  expect(await elementHandle.contentFrame()).toBe(frame);
+});
+
+it('should return null for non-iframes', async ({ page, server }) => {
+  await page.goto(server.EMPTY_PAGE);
+  await attachFrame(page, 'frame1', server.EMPTY_PAGE);
+  const frame = page.frames()[1];
+  const elementHandle = await frame.evaluateHandle(() => document.body);
+  expect(await elementHandle.contentFrame()).toBe(null);
+});
+
+it('should return null for document.documentElement', async ({ page, server }) => {
+  await page.goto(server.EMPTY_PAGE);
+  await attachFrame(page, 'frame1', server.EMPTY_PAGE);
+  const frame = page.frames()[1];
+  const elementHandle = await frame.evaluateHandle(() => document.documentElement);
+  expect(await elementHandle.contentFrame()).toBe(null);
+});