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<!DOCTYPE html>
<meta charset=utf-8>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<!--The permission element should not allow setting negative margins or outline-offset
-->
<style>
#id1 {
outline-offset: -50px;
margin-top: -50px;
margin-left: -50px;
margin-bottom: -50px;
margin-right: -50px;
}
#id2 {
outline-offset: 50px;
margin-top: 50px;
margin-left: 50px;
margin-bottom: 50px;
margin-right: 50px;
}
/* These various expressions all result in a negative value when calculated */
#id3 {
outline-offset: min(-50px, 50px);
margin-top: min(10%, -50px);
margin-left: clamp(-100px, 1vw, -50px);
margin-bottom: 1% - 10000px;
margin-right: max(min(-1em, 10em), -5%);
}
</style>
<permission id="id1" type="geolocation">
<permission id="id2" type="camera">
<permission id="id3" type="microphone">
<script>
test(function(){
var el_with_negatives = document.getElementById("id1");
assert_equals(getComputedStyle(el_with_negatives).outlineOffset, "0px", "outline-offset");
assert_equals(getComputedStyle(el_with_negatives).marginLeft, "0px", "margin-left");
assert_equals(getComputedStyle(el_with_negatives).marginRight, "0px", "margin-right");
assert_equals(getComputedStyle(el_with_negatives).marginTop, "0px", "margin-top");
assert_equals(getComputedStyle(el_with_negatives).marginBottom, "0px", "margin-bottom");
}, "Negative margins/offset should be changed to 0px");
test(function(){
var el_with_positives = document.getElementById("id2");
assert_equals(getComputedStyle(el_with_positives).outlineOffset, "50px", "outline-offset");
assert_equals(getComputedStyle(el_with_positives).marginLeft, "50px", "margin-left");
assert_equals(getComputedStyle(el_with_positives).marginRight, "50px", "margin-right");
assert_equals(getComputedStyle(el_with_positives).marginTop, "50px", "margin-top");
assert_equals(getComputedStyle(el_with_positives).marginBottom, "50px", "margin-bottom");
}, "Positive margins/offset are unaffected");
test(function(){
var el_with_negative_expr = document.getElementById("id3");
assert_equals(getComputedStyle(el_with_negative_expr).outlineOffset, "0px", "outline-offset");
assert_equals(getComputedStyle(el_with_negative_expr).marginLeft, "0px", "margin-left");
assert_equals(getComputedStyle(el_with_negative_expr).marginRight, "0px", "margin-right");
assert_equals(getComputedStyle(el_with_negative_expr).marginTop, "0px", "margin-top");
assert_equals(getComputedStyle(el_with_negative_expr).marginBottom, "0px", "margin-bottom");
}, "Expressions margins/offset should always return at least 0px");
</script>
</body>
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