chrome/test/data/pdf/basic_test.js

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import {getFilenameFromURL, shouldIgnoreKeyEvents} from 'chrome-extension://mhjfbmdgcfjbbpaeojofohoefgiehjai/pdf_viewer.js';
import {$} from 'chrome://resources/js/util.m.js';
import {pressAndReleaseKeyOn} from 'chrome://resources/polymer/v3_0/iron-test-helpers/mock-interactions.js';

const tests = [
  /**
   * Test that some key elements exist and that they have a shadowRoot. This
   * verifies that Polymer is working correctly.
   */
  function testHasElements() {
    const elementNames = [
      'viewer-pdf-toolbar',
      'viewer-zoom-toolbar',
      'viewer-password-screen',
      'viewer-error-screen',
    ];
    for (let i = 0; i < elementNames.length; i++) {
      const elements = document.body.querySelectorAll(elementNames[i]);
      chrome.test.assertEq(1, elements.length);
      chrome.test.assertTrue(elements[0].shadowRoot !== null);
    }
    chrome.test.succeed();
  },

  /**
   * Test that the plugin element exists and is navigated to the correct URL.
   */
  function testPluginElement() {
    const plugin = document.getElementById('plugin');
    chrome.test.assertEq('embed', plugin.localName);

    chrome.test.assertTrue(
        plugin.getAttribute('src').indexOf('/pdf/test.pdf') !== -1);
    chrome.test.succeed();
  },

  /**
   * Test that shouldIgnoreKeyEvents correctly searches through the shadow DOM
   * to find input fields.
   */
  function testIgnoreKeyEvents() {
    // Test that the traversal through the shadow DOM works correctly.
    const toolbar = document.getElementById('toolbar');
    toolbar.$.pageselector.pageSelector.inputElement.focus();
    chrome.test.assertTrue(shouldIgnoreKeyEvents(toolbar));

    // Test case where the active element has a shadow root of its own.
    toolbar.$['rotate-right'].focus();
    chrome.test.assertFalse(shouldIgnoreKeyEvents(toolbar));

    chrome.test.assertFalse(
        shouldIgnoreKeyEvents(document.getElementById('plugin')));

    chrome.test.succeed();
  },

  /**
   * Test that the bookmarks menu can be closed by clicking the plugin and
   * pressing escape.
   */
  function testOpenCloseBookmarks() {
    const toolbar = $('toolbar');
    toolbar.show();
    const dropdown = toolbar.$.bookmarks;
    const plugin = $('plugin');
    const ESC_KEY = 27;

    // Clicking on the plugin should close the bookmarks menu.
    chrome.test.assertFalse(dropdown.dropdownOpen);
    dropdown.$.button.click();
    chrome.test.assertTrue(dropdown.dropdownOpen);
    // Generate pointer event manually, as MockInteractions doesn't include
    // this.
    plugin.dispatchEvent(new PointerEvent('pointerdown', {bubbles: true}));
    chrome.test.assertFalse(
        dropdown.dropdownOpen, 'Clicking plugin closes dropdown');

    dropdown.$.button.click();
    chrome.test.assertTrue(dropdown.dropdownOpen);
    pressAndReleaseKeyOn(document, ESC_KEY);
    chrome.test.assertFalse(
        dropdown.dropdownOpen, 'Escape key closes dropdown');
    chrome.test.assertTrue(
        toolbar.opened, 'First escape key does not close toolbar');

    pressAndReleaseKeyOn(document, ESC_KEY);
    chrome.test.assertFalse(toolbar.opened, 'Second escape key closes toolbar');

    chrome.test.succeed();
  },

  /**
   * Test that the PDF filename is correctly extracted from URLs with query
   * parameters and fragments.
   */
  function testGetFilenameFromURL(url) {
    chrome.test.assertEq(
        'path.pdf',
        getFilenameFromURL(
            'http://example/com/path/with/multiple/sections/path.pdf'));

    chrome.test.assertEq(
        'fragment.pdf',
        getFilenameFromURL('http://example.com/fragment.pdf#zoom=100/Title'));

    chrome.test.assertEq(
        'query.pdf', getFilenameFromURL('http://example.com/query.pdf?p=a/b'));

    chrome.test.assertEq(
        'both.pdf',
        getFilenameFromURL('http://example.com/both.pdf?p=a/b#zoom=100/Title'));

    chrome.test.assertEq(
        'name with spaces.pdf',
        getFilenameFromURL('http://example.com/name%20with%20spaces.pdf'));

    chrome.test.assertEq(
        'invalid%EDname.pdf',
        getFilenameFromURL('http://example.com/invalid%EDname.pdf'));

    chrome.test.succeed();
  }
];

chrome.test.runTests(tests);