// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import type {BookmarksFolderNodeElement, SelectFolderAction} from 'chrome://bookmarks/bookmarks.js';
import {BookmarkManagerApiProxyImpl, changeFolderOpen, Command, selectFolder} from 'chrome://bookmarks/bookmarks.js';
import {getDeepActiveElement} from 'chrome://resources/js/util.js';
import {flush} from 'chrome://resources/polymer/v3_0/polymer/polymer_bundled.min.js';
import {assertDeepEquals, assertEquals, assertNotEquals, assertTrue} from 'chrome://webui-test/chai_assert.js';
import {keyDownOn} from 'chrome://webui-test/keyboard_mock_interactions.js';
import {TestBookmarkManagerApiProxy} from './test_bookmark_manager_api_proxy.js';
import {TestCommandManager} from './test_command_manager.js';
import {TestStore} from './test_store.js';
import {createFolder, createItem, findFolderNode, getAllFoldersOpenState, replaceBody, testTree} from './test_util.js';
suite('<bookmarks-folder-node>', function() {
let rootNode: BookmarksFolderNodeElement;
let store: TestStore;
let bookmarkManagerProxy: TestBookmarkManagerApiProxy;
function getFolderNode(id: string) {
return findFolderNode(rootNode, id) as BookmarksFolderNodeElement;
}
function assertHasFocusAndNotSelected(id: string) {
const node = getFolderNode(id);
const activeElement = node.shadowRoot!.activeElement;
assertTrue(
activeElement != null && activeElement === getDeepActiveElement());
const badAction = selectFolder(id);
assertTrue(!!badAction);
if (store.lastAction != null && badAction.name === store.lastAction.name) {
assertNotEquals(
badAction.id, (store.lastAction as SelectFolderAction).id);
}
}
function keydown(id: string, key: string) {
keyDownOn(getFolderNode(id).$.container, 0, [], key);
}
setup(function() {
const nodes = testTree(
createFolder(
'1',
[
createFolder(
'2',
[
createFolder('3', []),
createFolder('4', []),
]),
createItem('5'),
]),
createFolder('7', []));
store = new TestStore({
nodes: nodes,
folderOpenState: getAllFoldersOpenState(nodes),
selectedFolder: '1',
});
store.setReducersEnabled(true);
store.replaceSingleton();
bookmarkManagerProxy = new TestBookmarkManagerApiProxy();
BookmarkManagerApiProxyImpl.setInstance(bookmarkManagerProxy);
rootNode = document.createElement('bookmarks-folder-node');
rootNode.itemId = '0';
rootNode.depth = -1;
replaceBody(rootNode);
flush();
});
test('keyboard selection', function() {
function assertFocused(oldFocus: string, newFocus: string) {
assertEquals(
'-1', getFolderNode(oldFocus).$.container.getAttribute('tabindex'));
assertEquals(
'0', getFolderNode(newFocus).$.container.getAttribute('tabindex'));
assertEquals(
getFolderNode(newFocus).$.container,
getFolderNode(newFocus).shadowRoot!.activeElement);
}
store.data.folderOpenState.set('2', false);
store.notifyObservers();
// The selected folder is focus enabled on attach.
assertEquals('0', getFolderNode('1').$.container.getAttribute('tabindex'));
// Only the selected folder should be keyboard focusable.
assertEquals('-1', getFolderNode('2').$.container.getAttribute('tabindex'));
store.data.search.term = 'asdf';
// The selected folder is focus enabled even with a search term.
assertEquals('0', getFolderNode('1').$.container.getAttribute('tabindex'));
store.data.search.term = '';
// Give keyboard focus to the first item.
getFolderNode('1').$.container.focus();
// Move down into child.
keydown('1', 'ArrowDown');
assertHasFocusAndNotSelected('2');
keydown('2', ' ');
assertDeepEquals(selectFolder('2'), store.lastAction);
store.data.selectedFolder = '2';
store.notifyObservers();
assertEquals('-1', getFolderNode('1').$.container.getAttribute('tabindex'));
assertEquals('0', getFolderNode('2').$.container.getAttribute('tabindex'));
assertFocused('1', '2');
// Move down past closed folders.
keydown('2', 'ArrowDown');
assertHasFocusAndNotSelected('7');
keydown('7', ' ');
assertDeepEquals(selectFolder('7'), store.lastAction);
assertFocused('2', '7');
// Move down past end of list.
store.resetLastAction();
keydown('7', 'ArrowDown');
assertDeepEquals(null, store.lastAction);
// Move up past closed folders.
keydown('7', 'ArrowUp');
assertHasFocusAndNotSelected('2');
keydown('2', ' ');
assertDeepEquals(selectFolder('2'), store.lastAction);
assertFocused('7', '2');
// Move up into parent.
keydown('2', 'ArrowUp');
assertHasFocusAndNotSelected('1');
keydown('1', ' ');
assertDeepEquals(selectFolder('1'), store.lastAction);
assertFocused('2', '1');
// Move up past start of list.
store.resetLastAction();
keydown('1', 'ArrowUp');
assertDeepEquals(null, store.lastAction);
});
test('keyboard left/right', function() {
store.data.folderOpenState.set('2', false);
store.notifyObservers();
// Give keyboard focus to the first item.
getFolderNode('1').$.container.focus();
// Pressing right descends into first child.
keydown('1', 'ArrowRight');
assertHasFocusAndNotSelected('2');
keydown('2', ' ');
assertDeepEquals(selectFolder('2'), store.lastAction);
// Pressing right on a closed folder opens that folder
keydown('2', 'ArrowRight');
assertDeepEquals(changeFolderOpen('2', true), store.lastAction);
// Pressing right again descends into first child.
keydown('2', 'ArrowRight');
assertHasFocusAndNotSelected('3');
keydown('3', ' ');
assertDeepEquals(selectFolder('3'), store.lastAction);
// Pressing right on a folder with no children does nothing.
store.resetLastAction();
keydown('3', 'ArrowRight');
assertHasFocusAndNotSelected('3');
assertDeepEquals(null, store.lastAction);
// Pressing left on a folder with no children ascends to parent.
keydown('3', 'ArrowDown');
keydown('4', 'ArrowLeft');
assertHasFocusAndNotSelected('2');
keydown('2', ' ');
assertDeepEquals(selectFolder('2'), store.lastAction);
// Pressing left again closes the parent.
keydown('2', 'ArrowLeft');
assertDeepEquals(changeFolderOpen('2', false), store.lastAction);
// RTL does not flip left and right.
document.body.style.direction = 'rtl';
keydown('2', 'ArrowRight');
assertDeepEquals(changeFolderOpen('2', true), store.lastAction);
keydown('2', 'ArrowLeft');
assertDeepEquals(changeFolderOpen('2', false), store.lastAction);
document.body.style.direction = 'ltr';
});
test('keyboard commands are passed to command manager', async function() {
const testCommandManager = new TestCommandManager();
document.body.appendChild(testCommandManager.getCommandManager());
const toastManager = document.createElement('cr-toast-manager');
document.body.appendChild(toastManager);
store.data.selection.items = new Set(['3', '4']);
store.data.selectedFolder = '2';
store.notifyObservers();
getFolderNode('2').$.container.focus();
keydown('2', 'Delete');
await bookmarkManagerProxy.whenCalled('removeTrees');
testCommandManager.assertLastCommand(Command.DELETE, ['2']);
});
});
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