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
|
<!doctype html>
<meta charset="utf-8">
<title>CSS Scrollbars: scrollbar-width with vertical text and horizontal scrollbar</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com" />
<link rel="help" href="https://www.w3.org/TR/css-scrollbars-1/" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>
/* Use scrollbar-gutter to reserve space for the scrollbar. */
.container {
scrollbar-gutter: stable;
overflow: auto;
height: 200px;
width: 200px;
margin: 1px;
padding: 0px;
border: none;
background: deepskyblue;
}
.content {
height: 100%;
width: 300px;
background: lightsalmon;
}
/* writing directions */
.vertical-lr {
writing-mode: vertical-lr;
}
.vertical-rl {
writing-mode: vertical-rl;
}
.container.auto {
scrollbar-width: auto;
}
.container.thin {
scrollbar-width: thin;
}
.container.none {
scrollbar-width: none;
}
</style>
<script type="text/javascript">
function performTest() {
setup({ explicit_done: true });
// vertical-lr
test(function () {
let container = document.getElementById('container_vlr_auto');
let content = document.getElementById('content_vlr_auto');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-lr auto scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-lr auto clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr auto clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-lr auto offsetHeight");
}, "vertical-lr, scrollbar-width auto");
test(function () {
let container = document.getElementById('container_vlr_thin');
let content = document.getElementById('content_vlr_thin');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-lr thin scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-lr thin clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr thin clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-lr thin offsetHeight");
}, "vertical-lr, scrollbar-width thin");
test(function () {
let auto_scrollbar_height =
document.getElementById('container_vlr_auto').offsetHeight -
document.getElementById('container_vlr_auto').clientHeight;
let thin_scrollbar_height =
document.getElementById('container_vlr_thin').offsetHeight -
document.getElementById('container_vlr_thin').clientHeight;
assert_less_than_equal(thin_scrollbar_height, auto_scrollbar_height, "vertical-lr, thin <= auto");
}, 'vertical-lr, scrollbar-width "thin" is same or thinner than "auto"');
test(function () {
let container = document.getElementById('container_vlr_none');
let content = document.getElementById('content_vlr_none');
assert_equals(container.scrollHeight, 200, "vertical-lr none scrollHeight");
assert_equals(container.clientHeight, 200, "vertical-lr none clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr none clientHeight");
assert_equals(container.offsetHeight, content.offsetHeight, "vertical-lr none offsetHeight");
}, "vertical-lr, scrollbar-width none");
// vertical-rl
test(function () {
let container = document.getElementById('container_vrl_auto');
let content = document.getElementById('content_vrl_auto');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-rl auto scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-rl auto clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl auto clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-rl auto offsetHeight");
}, "vertical-rl, scrollbar-width auto");
test(function () {
let container = document.getElementById('container_vrl_thin');
let content = document.getElementById('content_vrl_thin');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-rl thin scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-rl thin clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl thin clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-rl thin offsetHeight");
}, "vertical-rl, scrollbar-width thin");
test(function () {
let auto_scrollbar_height =
document.getElementById('container_vrl_auto').offsetHeight -
document.getElementById('container_vrl_auto').clientHeight;
let thin_scrollbar_height =
document.getElementById('container_vrl_thin').offsetHeight -
document.getElementById('container_vrl_thin').clientHeight;
assert_less_than_equal(thin_scrollbar_height, auto_scrollbar_height, "vertical-rl, thin <= auto");
}, 'vertical-rl, scrollbar-width "thin" is same or thinner than "auto"');
test(function () {
let container = document.getElementById('container_vrl_none');
let content = document.getElementById('content_vrl_none');
assert_equals(container.scrollHeight, 200, "vertical-rl none scrollHeight");
assert_equals(container.clientHeight, 200, "vertical-rl none clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl none clientHeight");
assert_equals(container.offsetHeight, content.offsetHeight, "vertical-rl none offsetHeight");
}, "vertical-rl, scrollbar-width none");
done();
}
</script>
<body onload="performTest()">
Test scrollbar-width: horizontal scrollbar, vertical-lr direction
<div class="container vertical-lr auto" id="container_vlr_auto">
<div class="content" id="content_vlr_auto">auto</div>
</div>
<div class="container vertical-lr thin" id="container_vlr_thin">
<div class="content" id="content_vlr_thin">thin</div>
</div>
<div class="container vertical-lr none" id="container_vlr_none">
<div class="content" id="content_vlr_none">none</div>
</div>
Test scrollbar-width: horizontal scrollbar, vertical-rl direction
<div class="container vertical-rl auto" id="container_vrl_auto">
<div class="content" id="content_vrl_auto">auto</div>
</div>
<div class="container vertical-rl thin" id="container_vrl_thin">
<div class="content" id="content_vrl_thin">thin</div>
</div>
<div class="container vertical-rl none" id="container_vrl_none">
<div class="content" id="content_vrl_none">none</div>
</div>
</body>
|
