tests: put filechooser and setInputFiles tests into separate files (#…

…34756)

tests/page/page-filechooser.spec.ts

@@ -0,0 +1,368 @@
+/**
+ * Copyright 2017 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, expect } from './pageTest';
+import { attachFrame } from '../config/utils';
+
+import fs from 'fs';
+import formidable from 'formidable';
+
+test('should upload multiple large files', async ({ page, server, isAndroid, isWebView2, mode }, testInfo) => {
+  test.skip(isAndroid);
+  test.skip(isWebView2);
+  test.skip(mode.startsWith('service'));
+  test.slow();
+
+  const filesCount = 10;
+  await page.goto(server.PREFIX + '/input/fileupload-multi.html');
+  const uploadFile = testInfo.outputPath('50MB_1.zip');
+  const str = 'A'.repeat(1024);
+  const stream = fs.createWriteStream(uploadFile);
+  // 49 is close to the actual limit
+  for (let i = 0; i < 49 * 1024; i++) {
+    await new Promise<void>((fulfill, reject) => {
+      stream.write(str, err => {
+        if (err)
+          reject(err);
+        else
+          fulfill();
+      });
+    });
+  }
+  await new Promise(f => stream.end(f));
+  const input = page.locator('input[type="file"]');
+  const uploadFiles = [uploadFile];
+  for (let i = 2; i <= filesCount; i++) {
+    const dstFile = testInfo.outputPath(`50MB_${i}.zip`);
+    fs.copyFileSync(uploadFile, dstFile);
+    uploadFiles.push(dstFile);
+  }
+  const fileChooserPromise = page.waitForEvent('filechooser');
+  await input.click();
+  const fileChooser = await fileChooserPromise;
+  await fileChooser.setFiles(uploadFiles);
+  const filesLen = await page.evaluate('document.getElementsByTagName("input")[0].files.length');
+  expect(fileChooser.isMultiple()).toBe(true);
+  expect(filesLen).toEqual(filesCount);
+  await Promise.all(uploadFiles.map(path => fs.promises.unlink(path)));
+});
+
+test('should emit event once', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    new Promise(f => page.once('filechooser', f)),
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should emit event via prepend', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    new Promise(f => page.prependListener('filechooser', f)),
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should emit event for iframe', async ({ page, server }) => {
+  const frame = await attachFrame(page, 'frame1', server.EMPTY_PAGE);
+  await frame.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    new Promise(f => page.once('filechooser', f)),
+    frame.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should emit event on/off', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    new Promise(f => {
+      const listener = chooser => {
+        page.off('filechooser', listener);
+        f(chooser);
+      };
+      page.on('filechooser', listener);
+    }),
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should emit event addListener/removeListener', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    new Promise(f => {
+      const listener = chooser => {
+        page.removeListener('filechooser', listener);
+        f(chooser);
+      };
+      page.addListener('filechooser', listener);
+    }),
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should work when file input is attached to DOM', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should work when file input is not attached to DOM', async ({ page, asset }) => {
+  const [, content] = await Promise.all([
+    page.waitForEvent('filechooser').then(chooser => chooser.setFiles(asset('file-to-upload.txt'))),
+    page.evaluate(async () => {
+      const el = document.createElement('input');
+      el.type = 'file';
+      el.click();
+      await new Promise(x => el.oninput = x);
+      const reader = new FileReader();
+      const promise = new Promise(fulfill => reader.onload = fulfill);
+      reader.readAsText(el.files[0]);
+      return promise.then(() => reader.result);
+    }),
+  ]);
+  expect(content).toBe('contents of the file');
+});
+
+test('should not throw when filechooser belongs to iframe', async ({ page, server, browserName }) => {
+  await page.goto(server.PREFIX + '/frames/one-frame.html');
+  const frame = page.mainFrame().childFrames()[0];
+  await frame.setContent(`
+    <div>Click me</div>
+    <script>
+      document.querySelector('div').addEventListener('click', () => {
+        const input = document.createElement('input');
+        input.type = 'file';
+        input.click();
+        window.parent.__done = true;
+      });
+    </script>
+  `);
+  await Promise.all([
+    page.waitForEvent('filechooser'),
+    frame.click('div')
+  ]);
+  await page.waitForFunction(() => (window as any).__done);
+});
+
+test('should not throw when frame is detached immediately', async ({ page, server }) => {
+  await page.goto(server.PREFIX + '/frames/one-frame.html');
+  const frame = page.mainFrame().childFrames()[0];
+  await frame.setContent(`
+    <div>Click me</div>
+    <script>
+      document.querySelector('div').addEventListener('click', () => {
+        const input = document.createElement('input');
+        input.type = 'file';
+        input.click();
+        window.parent.__done = true;
+        const iframe = window.parent.document.querySelector('iframe');
+        iframe.remove();
+      });
+    </script>
+  `);
+  page.on('filechooser', () => {});  // To ensure we handle file choosers.
+  await frame.click('div');
+  await page.waitForFunction(() => (window as any).__done);
+});
+
+test('should respect timeout', async ({ page, playwright }) => {
+  let error = null;
+  await page.waitForEvent('filechooser', { timeout: 1 }).catch(e => error = e);
+  expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
+});
+
+test('should respect default timeout when there is no custom timeout', async ({ page, playwright }) => {
+  page.setDefaultTimeout(1);
+  let error = null;
+  await page.waitForEvent('filechooser').catch(e => error = e);
+  expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
+});
+
+test('should prioritize exact timeout over default timeout', async ({ page, playwright }) => {
+  page.setDefaultTimeout(0);
+  let error = null;
+  await page.waitForEvent('filechooser', { timeout: 1 }).catch(e => error = e);
+  expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
+});
+
+test('should work with no timeout', async ({ page, server }) => {
+  const [chooser] = await Promise.all([
+    page.waitForEvent('filechooser', { timeout: 0 }),
+    page.evaluate(() => window.builtinSetTimeout(() => {
+      const el = document.createElement('input');
+      el.type = 'file';
+      el.click();
+    }, 50))
+  ]);
+  expect(chooser).toBeTruthy();
+});
+
+test('should return the same file chooser when there are many watchdogs simultaneously', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [fileChooser1, fileChooser2] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.waitForEvent('filechooser'),
+    page.$eval('input', input => input.click()),
+  ]);
+  expect(fileChooser1 === fileChooser2).toBe(true);
+});
+
+test('should accept single file', async ({ page, asset }) => {
+  await page.setContent(`<input type=file oninput='javascript:console.timeStamp()'>`);
+  const [fileChooser] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(fileChooser.page()).toBe(page);
+  expect(fileChooser.element()).toBeTruthy();
+  await fileChooser.setFiles(asset('file-to-upload.txt'));
+  expect(await page.$eval('input', input => input.files.length)).toBe(1);
+  expect(await page.$eval('input', input => input.files[0].name)).toBe('file-to-upload.txt');
+});
+
+// @see https://github.com/microsoft/playwright/issues/4704
+test('should not trim big uploaded files', async ({ page, server }) => {
+
+  let files: Record<string, formidable.File>;
+  server.setRoute('/upload', async (req, res) => {
+    const form = new formidable.IncomingForm();
+    form.parse(req, function(err, fields, f) {
+      files = f as Record<string, formidable.File>;
+      res.end();
+    });
+  });
+  await page.goto(server.EMPTY_PAGE);
+
+  const DATA_SIZE = Math.pow(2, 20);
+  await Promise.all([
+    page.evaluate(async size => {
+      const body = new FormData();
+      body.set('file', new Blob([new Uint8Array(size)]));
+      await fetch('/upload', { method: 'POST', body });
+    }, DATA_SIZE),
+    server.waitForRequest('/upload'),
+  ]);
+  expect(files.file.size).toBe(DATA_SIZE);
+});
+
+test('should be able to read selected file', async ({ page, asset }) => {
+  await page.setContent(`<input type=file>`);
+  const [, content] = await Promise.all([
+    page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles(asset('file-to-upload.txt'))),
+    page.$eval('input', async picker => {
+      picker.click();
+      await new Promise(x => picker.oninput = x);
+      const reader = new FileReader();
+      const promise = new Promise(fulfill => reader.onload = fulfill);
+      reader.readAsText(picker.files[0]);
+      return promise.then(() => reader.result);
+    }),
+  ]);
+  expect(content).toBe('contents of the file');
+});
+
+test('should be able to reset selected files with empty file list', async ({ page, asset }) => {
+  await page.setContent(`<input type=file>`);
+  const [, fileLength1] = await Promise.all([
+    page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles(asset('file-to-upload.txt'))),
+    page.$eval('input', async picker => {
+      picker.click();
+      await new Promise(x => picker.oninput = x);
+      return picker.files.length;
+    }),
+  ]);
+  expect(fileLength1).toBe(1);
+  const [, fileLength2] = await Promise.all([
+    page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles([])),
+    page.$eval('input', async picker => {
+      picker.click();
+      await new Promise(x => picker.oninput = x);
+      return picker.files.length;
+    }),
+  ]);
+  expect(fileLength2).toBe(0);
+});
+
+test('should work for single file pick', async ({ page, server }) => {
+  await page.setContent(`<input type=file>`);
+  const [fileChooser] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(fileChooser.isMultiple()).toBe(false);
+});
+
+test('should work for "multiple"', async ({ page, server }) => {
+  await page.setContent(`<input multiple type=file>`);
+  const [fileChooser] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(fileChooser.isMultiple()).toBe(true);
+});
+
+test('should work for "webkitdirectory"', async ({ page, server }) => {
+  await page.setContent(`<input multiple webkitdirectory type=file>`);
+  const [fileChooser] = await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(fileChooser.isMultiple()).toBe(true);
+});
+
+test('should emit event after navigation', async ({ page, server, browserName, browserMajorVersion }) => {
+  test.info().annotations.push({ type: 'issue', description: 'https://github.com/microsoft/playwright/issues/11375' });
+  test.skip(browserName === 'chromium' && browserMajorVersion < 99);
+
+  const logs = [];
+  page.on('filechooser', () => logs.push('filechooser'));
+  await page.goto(server.PREFIX + '/empty.html');
+  await page.setContent(`<input type=file>`);
+  await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
+  await page.setContent(`<input type=file>`);
+  await Promise.all([
+    page.waitForEvent('filechooser'),
+    page.click('input'),
+  ]);
+  expect(logs).toEqual(['filechooser', 'filechooser']);
+});
+
+test('should trigger listener added before navigation', async ({ page, server, browserMajorVersion, isElectron }) => {
+  test.skip(isElectron && browserMajorVersion <= 98);
+  // Add listener before cross process navigation.
+  const chooserPromise = new Promise(f => page.once('filechooser', f));
+  await page.goto(server.PREFIX + '/empty.html');
+  await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
+  await page.setContent(`<input type=file>`);
+  const [chooser] = await Promise.all([
+    chooserPromise,
+    page.click('input'),
+  ]);
+  expect(chooser).toBeTruthy();
+});