1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
add_task(async function () {
const AutocompletePopup = require("resource://devtools/client/shared/autocomplete-popup.js");
info("Create an autocompletion popup");
const { doc } = await createHost();
const input = doc.createElement("input");
doc.body.appendChild(input);
const autocompleteOptions = {
position: "top",
autoSelect: true,
};
const popup = new AutocompletePopup(doc, autocompleteOptions);
input.focus();
const items = [
{ label: "item0", value: "value0" },
{ label: "item1", value: "value1" },
{ label: "item2", value: "value2" },
];
ok(!popup.isOpen, "popup is not open");
ok(!input.hasAttribute("aria-activedescendant"), "no aria-activedescendant");
const onPopupOpen = popup.once("popup-opened");
popup.openPopup(input);
await onPopupOpen;
ok(popup.isOpen, "popup is open");
is(popup.itemCount, 0, "no items");
ok(!input.hasAttribute("aria-activedescendant"), "no aria-activedescendant");
popup.setItems(items);
is(popup.itemCount, items.length, "items added");
is(
JSON.stringify(popup.getItems()),
JSON.stringify(items),
"getItems returns back the same items"
);
is(popup.selectedIndex, 0, "Index of the first item from top is selected.");
is(popup.selectedItem, items[0], "First item from top is selected");
// Make sure the list containing the active descendant doesn't get rebuilt
// when the selected item changes.
const listClone = getListFromActiveDescendant(popup, input);
checkActiveDescendant(popup, input, listClone);
popup.selectItemAtIndex(1);
is(popup.selectedIndex, 1, "index 1 is selected");
is(popup.selectedItem, items[1], "item1 is selected");
checkActiveDescendant(popup, input, listClone);
popup.selectedItem = items[2];
is(popup.selectedIndex, 2, "index 2 is selected");
is(popup.selectedItem, items[2], "item2 is selected");
checkActiveDescendant(popup, input, listClone);
is(popup.selectPreviousItem(), items[1], "selectPreviousItem() works");
is(popup.selectedIndex, 1, "index 1 is selected");
is(popup.selectedItem, items[1], "item1 is selected");
checkActiveDescendant(popup, input, listClone);
is(popup.selectNextItem(), items[2], "selectNextItem() works");
is(popup.selectedIndex, 2, "index 2 is selected");
is(popup.selectedItem, items[2], "item2 is selected");
checkActiveDescendant(popup, input, listClone);
ok(popup.selectNextItem(), "selectNextItem() works");
is(popup.selectedIndex, 0, "index 0 is selected");
is(popup.selectedItem, items[0], "item0 is selected");
checkActiveDescendant(popup, input, listClone);
popup.clearItems();
is(popup.itemCount, 0, "items cleared");
ok(!input.hasAttribute("aria-activedescendant"), "no aria-activedescendant");
const onPopupClose = popup.once("popup-closed");
popup.hidePopup();
await onPopupClose;
});
function stripNS(text) {
return text.replace(RegExp(' xmlns="http://www.w3.org/1999/xhtml"', "g"), "");
}
function getListFromActiveDescendant(popup, input) {
const activeElement = input.ownerDocument.activeElement;
const descendantId = activeElement.getAttribute("aria-activedescendant");
const cloneItem = input.ownerDocument.querySelector("#" + descendantId);
return cloneItem.parentNode;
}
function checkActiveDescendant(popup, input, list) {
const activeElement = input.ownerDocument.activeElement;
const descendantId = activeElement.getAttribute("aria-activedescendant");
const popupItem = popup._tooltip.panel.querySelector("#" + descendantId);
const cloneItem = input.ownerDocument.querySelector("#" + descendantId);
ok(popupItem, "Active descendant is found in the popup list");
ok(cloneItem, "Active descendant is found in the list clone");
is(
cloneItem.parentNode,
list,
"Active descendant is a child of the expected list"
);
is(
stripNS(popupItem.outerHTML),
cloneItem.outerHTML,
"Cloned item has the same HTML as the original element"
);
}
|
