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
|
<!DOCTYPE html>
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-page-3/#margin-at-rules">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>
#test{ }
</style>
<script>
'use strict';
test(t => {
const ruleTypes = [
"@top-left-corner",
"@top-left",
"@top-center",
"@top-right",
"@top-right-corner",
"@bottom-left-corner",
"@bottom-left",
"@bottom-center",
"@bottom-right",
"@bottom-right-corner",
"@left-top",
"@left-middle",
"@left-bottom",
"@right-top",
"@right-middle",
"@right-bottom"
];
// Test that margin-rules are not valid at a top-level.
for(let t in ruleTypes){
test_invalid_rule(ruleTypes[t] + "{ }");
}
// Test that margin-rules are not valid in style rules.
assert_equals(document.styleSheets.length, 1);
let styleSheet = document.styleSheets[0];
assert_equals(styleSheet.rules.length, 1);
let rule = styleSheet.rules[0];
for(let t in ruleTypes){
assert_throws_dom(
DOMException.SYNTAX_ERR,
() => rule.insertRule(ruleTypes[t] + "{ }"),
"Should not be able to add " + ruleTypes[t] + " to a style rule");
}
// Test that margin-rules are valid inside page-rules.
for(let t in ruleTypes){
test_valid_rule("@page { " + ruleTypes[t] + " { } }");
}
}, "margin-rules-001");
</script>
|
