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
|
<!DOCTYPE html>
<title>@container: scroll-state(direction) user mouse drag scroll</title>
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#direction">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/web-animations/testcommon.js"></script>
<script src="/css/css-conditional/container-queries/support/cq-testcommon.js"></script>
<style>
#scroller {
width: 200px;
height: 200px;
container-type: scroll-state;
overflow: scroll;
}
#filler {
height: 600px;
width: 600px;
}
#target {
--none: no;
--x: no;
--y: no;
@container scroll-state(direction: none) {
--none: yes;
}
@container scroll-state(direction: y) {
--y: yes;
}
@container scroll-state(direction: x) {
--x: yes;
}
}
</style>
<div id="scroller">
<div id="filler">
<div id="target"></div>
</div>
</div>
<script>
setup(() => assert_implements_scroll_state_container_queries());
function drag_scrollbar(start_pos, end_pos) {
return new test_driver.Actions()
.addPointer("TestPointer", "mouse")
.pointerMove(Math.round(start_pos.x), Math.round(start_pos.y))
.pointerDown()
.addTick(100)
.pointerMove(Math.round(end_pos.x), Math.round(end_pos.y))
.pointerUp()
.send();
}
promise_test(async t => {
// Skip test on platforms that do not have a visible scrollbar (e.g.
// overlay scrollbar).
const scrollbar_width = scroller.offsetWidth - scroller.clientWidth;
if (scrollbar_width == 0) {
return;
}
assert_equals(scroller.scrollTop, 0);
// Vertical scrollbar position top right
const start_pos = {
x: 200,
y: 30,
};
const end_pos = { x: 200, y: 200 };
await drag_scrollbar(start_pos, end_pos);
await waitForAnimationFrames(2);
assert_not_equals(scroller.scrollTop, 0);
assert_equals(getComputedStyle(target).getPropertyValue("--none"), "yes");
assert_equals(getComputedStyle(target).getPropertyValue("--y"), "no");
}, "Vertical scrollbar drag scroll");
promise_test(async t => {
// Skip test on platforms that do not have a visible scrollbar (e.g.
// overlay scrollbar).
const scrollbar_height = scroller.offsetHeight - scroller.clientHeight;
if (scrollbar_height == 0) {
return;
}
assert_equals(scroller.scrollLeft, 0);
// Horizontal scrollbar position bottom left
const start_pos = {
x: 30,
y: 200,
};
const end_pos = { x: 200, y: 200 };
await drag_scrollbar(start_pos, end_pos);
await waitForAnimationFrames(2);
assert_not_equals(scroller.scrollLeft, 0);
assert_equals(getComputedStyle(target).getPropertyValue("--none"), "yes");
assert_equals(getComputedStyle(target).getPropertyValue("--x"), "no");
}, "Horizontal scrollbar drag scroll");
</script>
|
