blob: 894f647089840a2f66a5cd3aea144fa64d3ba36b (
plain)
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
|
<!DOCTYPE html>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
- License, v. 2.0. If a copy of the MPL was not distributed with this file,
- You can obtain one at http://mozilla.org/MPL/2.0/. -->
<html>
<head>
<meta charset="utf-8">
<title>Custom page for the Inspector</title>
<style>
div {
margin-left: 0.5em;
}
</style>
</head>
<body>
<script type="text/javascript">
// We first create a deep tree with ${deep} nested children
let deep = 50;
// Then we create ${n} element after the deep tree
let n = 50;
// Number of attributes set on the repeated elements
let attributes = 50;
// Build the <div> with $attributes data attributes
let div = "<div";
for (var i = 1; i <= attributes; i++) {
div += ` data-a${i}="${i}"`;
}
div += ">";
// Build the tree of $deep elements
let tree = "";
for (i = 1; i <= deep; i++) {
tree += new Array(i).join(" ");
tree += div + " " + i + "\n";
}
for (i = deep; i >= 1; i--) {
tree += new Array(i).join(" ");
tree += "</div>\n";
}
// Build the list of $n elements
let repeat = "";
for (i = 1; i <= n; i++) {
repeat += div + " " + i + " </div>\n";
}
// Prepare CSS rules to add to the document <style>.
let CSS_RULES_COUNT = 200;
let manyCssRules = "";
for (i = 0; i < CSS_RULES_COUNT; i++) {
manyCssRules += `
.many-css-rules {
font-size: ${i}px;
margin: 10px;
padding: 10px;
font-family: Arial;
margin: 20px;
}`;
}
let CSS_VARIABLES_COUNT = 300;
let manyCSSVariablesDeclarations = "";
for (i = 0; i < CSS_VARIABLES_COUNT; i++) {
manyCSSVariablesDeclarations += `
--variable-${i}: ${i};
content: var(--variable-${i});
`
}
let manyCSSVariables = `.many-css-variables {
${manyCSSVariablesDeclarations}
}`
let expandManyChildren = new Array(100).join(" <div attr='my-attr'>content</div>\n");
let maxBalancedDepth = 8;
function createBalancedMarkup(level = 0) {
let tab = new Array(level + 1).join(" ");
if (level < maxBalancedDepth) {
let child = createBalancedMarkup(level + 1);
return `${tab}<div>
${child}
${child}
${tab}</div>`;
} else {
return tab + "<div class='leaf'>leaf</div>";
}
}
let expandBalanced = createBalancedMarkup();
let style = document.createElement("style");
style.type = "text/css";
style.appendChild(document.createTextNode(manyCssRules));
style.appendChild(document.createTextNode(manyCSSVariables));
document.head.appendChild(style);
var tpl = document.createElement('template');
tpl.innerHTML =
`
<div id="initial-node">
<!-- <div> elements with ${deep} nested childs, all with ${attributes} attributes -->
<!-- The deepest <div> has id="deep"> -->
${tree}
<!-- ${n} <div> elements without any children -->
${repeat}
<!-- Elements for custom.inspector.manyrules tests -->
<div class="no-css-rules"></div>
<div class="many-css-rules"></div>
<div class="many-css-variables"></div>
<div class="expand-many-children">
${expandManyChildren}
</div>
<div class="expand-balanced">
${expandBalanced}
</div>
<section class="nesting">
<div class="deeply-nested"></div>
</section>
</div>`;
document.body.appendChild(tpl.content);
</script>
</body>
</html>
|
