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
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=560112
-->
<head>
<title>Test for Bug 560112</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=560112">Mozilla Bug 560112</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 560112 **/
/**
* Sets dataset property. Checks data attribute "attr".
* Gets dataset property. Checks data attribute "attr".
* Overwrites dataset property Checks data attribute "attr".
* Deletes dataset property. Checks data attribute "attr".
*/
function SetGetOverwriteDel(attr, prop)
{
var el = document.createElement('div');
// Set property.
is(prop in el.dataset, false, 'Property should not be in dataset before setting.');
el.dataset[prop] = "zzzzzz";
is(prop in el.dataset, true, 'Property should be in dataset after setting.');
ok(el.hasAttribute(attr), 'Element should have data attribute for dataset property "' + prop + '".');
// Get property.
is(el.dataset[prop], "zzzzzz", 'Dataset property "' + prop + '" should have value "zzzzzz".');
is(el.getAttribute(attr), "zzzzzz", 'Attribute "' + attr + '" should have value "zzzzzz".');
// Overwrite property.
el.dataset[prop] = "yyyyyy";
is(el.dataset[prop], "yyyyyy", 'Dataset property "' + prop + '" should have value "yyyyyy".');
is(el.getAttribute(attr), "yyyyyy", 'Attribute "' + attr + '" should have value "yyyyyy".');
// Delete property.
delete el.dataset[prop];
ok(!el.hasAttribute(attr), 'Element should not have data attribute for dataset property "' + prop + '".');
is(prop in el.dataset, false, 'Deleted property should not be in dataset.');
}
/**
* Sets dataset property and expects exception.
*/
function SetExpectException(prop)
{
var el = document.createElement('div');
try {
el.dataset[prop] = "xxxxxx";
ok(false, 'Exception should have been thrown.');
} catch (ex) {
ok(true, 'Exception should have been thrown.');
}
}
/**
* Adds attributes in "attrList" to element.
* Deletes attributes in "delList" from element.
* Checks for "numProp" properties in dataset.
*/
function DelAttrEnumerate(attrList, delList, numProp)
{
var el = document.createElement('div');
// Adds attributes in "attrList".
for (var i = 0; i < attrList.length; ++i) {
el.setAttribute(attrList[i], "aaaaaa");
}
// Remove attributes in "delList".
for (var i = 0; i < delList.length; ++i) {
el.removeAttribute(delList[i]);
}
var numPropCounted = 0;
for (var prop in el.dataset) {
if (el.dataset[prop] == "aaaaaa") {
++numPropCounted;
}
}
is(numPropCounted, numProp, 'Number of enumerable dataset properties is incorrent after attribute removal.');
}
/**
* Adds attributes in "attrList" to element.
* Checks for "numProp" properties in dataset.
*/
function Enumerate(attrList, numProp)
{
var el = document.createElement('div');
// Adds attributes in "attrList" to element.
for (var i = 0; i < attrList.length; ++i) {
el.setAttribute(attrList[i], "aaaaaa");
}
var numPropCounted = 0;
for (var prop in el.dataset) {
if (el.dataset[prop] == "aaaaaa") {
++numPropCounted;
}
}
is(numPropCounted, numProp, 'Number of enumerable dataset properties is incorrect.');
}
/**
* Adds dataset property then removes attribute from element and check for presence of
* properties using the "in" operator.
*/
function AddPropDelAttr(attr, prop)
{
var el = document.createElement('div');
el.dataset[prop] = 'dddddd';
is(prop in el.dataset, true, 'Operator "in" should return true after setting property.');
el.removeAttribute(attr);
is(prop in el.dataset, false, 'Operator "in" should return false for removed attribute.');
}
/**
* Adds then removes attribute from element and check for presence of properties using the
* "in" operator.
*/
function AddDelAttr(attr, prop)
{
var el = document.createElement('div');
el.setAttribute(attr, 'dddddd');
is(prop in el.dataset, true, 'Operator "in" should return true after setting attribute.');
el.removeAttribute(attr);
is(prop in el.dataset, false, 'Operator "in" should return false for removed attribute.');
}
// Typical use case.
SetGetOverwriteDel('data-property', 'property');
SetGetOverwriteDel('data-a-longer-property', 'aLongerProperty');
AddDelAttr('data-property', 'property');
AddDelAttr('data-a-longer-property', 'aLongerProperty');
AddPropDelAttr('data-property', 'property');
AddPropDelAttr('data-a-longer-property', 'aLongerProperty');
// Empty property name.
SetGetOverwriteDel('data-', '');
// Leading dash characters.
SetGetOverwriteDel('data--', '-');
SetGetOverwriteDel('data--d', 'D');
SetGetOverwriteDel('data---d', '-D');
// Trailing dash characters.
SetGetOverwriteDel('data-d-', 'd-');
SetGetOverwriteDel('data-d--', 'd--');
SetGetOverwriteDel('data-d-d-', 'dD-');
// "data-" in attribute name.
SetGetOverwriteDel('data-data-', 'data-');
SetGetOverwriteDel('data-data-data-', 'dataData-');
// Longer attribute.
SetGetOverwriteDel('data-long-long-long-long-long-long-long-long-long-long-long-long-long', 'longLongLongLongLongLongLongLongLongLongLongLongLong');
var longAttr = 'data-long';
var longProp = 'long';
for (var i = 0; i < 30000; ++i) {
// Create really long attribute and property names.
longAttr += '-long';
longProp += 'Long';
}
SetGetOverwriteDel(longAttr, longProp);
// Syntax error in setting dataset property (dash followed by lower case).
SetExpectException('-a');
SetExpectException('a-a');
SetExpectException('a-a-a');
// Invalid character.
SetExpectException('a a');
// Enumeration over dataset properties.
Enumerate(['data-a-big-fish'], 1);
Enumerate(['dat-a-big-fish'], 0);
Enumerate(['data-'], 1);
Enumerate(['data-', 'data-more-data'], 2);
Enumerate(['daaata-', 'data-more-data'], 1);
// Delete data attributes and enumerate properties.
DelAttrEnumerate(['data-one', 'data-two'], ['data-one'], 1);
DelAttrEnumerate(['data-one', 'data-two'], ['data-three'], 2);
DelAttrEnumerate(['data-one', 'data-two'], ['one'], 2);
</script>
</pre>
</body>
</html>
|
