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// Copyright 2015 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.
/**
* Standalone unit tests of the PDF Polymer elements.
*/
var tests = [
/**
* Test that viewer-page-selector reacts correctly to text entry. The page
* selector validates that input is an integer, and does not allow navigation
* past document bounds.
*/
function testPageSelectorChange() {
var selector =
Polymer.Base.create('viewer-page-selector', {docLength: 1234});
var input = selector.$.input;
// Simulate entering text into `input` and pressing enter.
function changeInput(newValue) {
input.value = newValue;
input.dispatchEvent(new CustomEvent('change'));
}
var navigatedPages = [];
selector.addEventListener('change-page', function(e) {
navigatedPages.push(e.detail.page);
// A change-page handler is expected to set the pageNo to the new value.
selector.pageNo = e.detail.page + 1;
});
changeInput("1000");
changeInput("1234");
changeInput("abcd");
changeInput("12pp");
changeInput("3.14");
changeInput("3000");
chrome.test.assertEq(4, navigatedPages.length);
// The event page number is 0-based.
chrome.test.assertEq(999, navigatedPages[0]);
chrome.test.assertEq(1233, navigatedPages[1]);
chrome.test.assertEq(11, navigatedPages[2]);
chrome.test.assertEq(2, navigatedPages[3]);
chrome.test.succeed();
},
/**
* Test that viewer-page-selector changes in response to setting docLength.
*/
function testPageSelectorDocLength() {
var selector =
Polymer.Base.create('viewer-page-selector', {docLength: 1234});
chrome.test.assertEq('1234', selector.$.pagelength.textContent);
chrome.test.assertEq('4ch', selector.$.pageselector.style.width);
chrome.test.succeed();
},
/**
* Test that clicking the dropdown icon opens/closes the dropdown.
*/
function testToolbarDropdownShowHide() {
var dropdown = Polymer.Base.create('viewer-toolbar-dropdown', {
header: 'Test Menu',
closedIcon: 'closedIcon',
openIcon: 'openIcon'
});
chrome.test.assertFalse(dropdown.dropdownOpen);
chrome.test.assertEq('closedIcon', dropdown.dropdownIcon);
MockInteractions.tap(dropdown.$.icon);
chrome.test.assertTrue(dropdown.dropdownOpen);
chrome.test.assertEq('openIcon', dropdown.dropdownIcon);
MockInteractions.tap(dropdown.$.icon);
chrome.test.assertFalse(dropdown.dropdownOpen);
chrome.test.succeed();
},
/**
* Test that viewer-bookmarks-content creates a bookmark tree with the correct
* structure and behaviour.
*/
function testBookmarkStructure() {
var bookmarkContent = Polymer.Base.create('viewer-bookmarks-content', {
bookmarks: [{
title: 'Test 1',
page: 1,
children: [{
title: 'Test 1a',
page: 2,
children: []
},
{
title: 'Test 1b',
page: 3,
children: []
}]
}],
depth: 1
});
// Force templates to render.
Polymer.dom.flush();
var rootBookmarks =
bookmarkContent.shadowRoot.querySelectorAll('viewer-bookmark');
chrome.test.assertEq(1, rootBookmarks.length, "one root bookmark");
var rootBookmark = rootBookmarks[0];
MockInteractions.tap(rootBookmark.$.expand);
Polymer.dom.flush();
var subBookmarks =
rootBookmark.shadowRoot.querySelectorAll('viewer-bookmark');
chrome.test.assertEq(2, subBookmarks.length, "two sub bookmarks");
chrome.test.assertEq(1, subBookmarks[1].depth,
"sub bookmark depth correct");
var lastPageChange;
rootBookmark.addEventListener('change-page', function(e) {
lastPageChange = e.detail.page;
});
MockInteractions.tap(rootBookmark.$.item);
chrome.test.assertEq(1, lastPageChange);
MockInteractions.tap(subBookmarks[1].$.item);
chrome.test.assertEq(3, lastPageChange);
chrome.test.succeed();
},
/**
* Test that the zoom toolbar toggles between showing the fit-to-page and
* fit-to-width buttons.
*/
function testZoomToolbarToggle() {
var zoomToolbar = Polymer.Base.create('viewer-zoom-toolbar', {});
var fitButton = zoomToolbar.$['fit-button'];
var fab = fitButton.$['button'];
var fitWidthIcon = 'fullscreen';
var fitPageIcon = 'fullscreen-exit';
var lastEvent = null;
var logEvent = function(e) {
lastEvent = e.type;
}
var assertEvent = function(type) {
chrome.test.assertEq(type, lastEvent);
lastEvent = null;
}
zoomToolbar.addEventListener('fit-to-width', logEvent);
zoomToolbar.addEventListener('fit-to-page', logEvent);
// Initial: Show fit-to-page.
chrome.test.assertEq(fitPageIcon, fab.icon);
// Tap 1: Fire fit-to-page, show fit-to-width.
MockInteractions.tap(fab);
assertEvent('fit-to-page');
chrome.test.assertEq(fitWidthIcon, fab.icon);
// Tap 2: Fire fit-to-width, show fit-to-page.
MockInteractions.tap(fab);
assertEvent('fit-to-width');
chrome.test.assertEq(fitPageIcon, fab.icon);
// Tap 3: Fire fit-to-page again.
MockInteractions.tap(fab);
assertEvent('fit-to-page');
chrome.test.succeed();
}
];
importTestHelpers().then(function() {
chrome.test.runTests(tests);
});
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