208 lines
5.3 KiB
HTML
208 lines
5.3 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>CSS Overflow: getComputedStyle() for display: -webkit-box in the presence of line-clamp or continue</title>
|
|
<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#continue">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
</head>
|
|
<body>
|
|
<div id="target"></div>
|
|
<script>
|
|
|
|
// Checks the computed value of `display` in an element with the specified
|
|
// properties in `properties`. If `expectedDisplayComputedValue` is not given,
|
|
// it will be assumed to be the same as the specified value of `display`.
|
|
function test_display_computed(properties, expectedDisplayComputedValue) {
|
|
test((t) => {
|
|
const target = document.getElementById('target');
|
|
|
|
for (const [prop, value] of Object.entries(properties)) {
|
|
target.style[prop] = value;
|
|
}
|
|
|
|
t.add_cleanup(() => {
|
|
for (const prop of Object.keys(properties)) {
|
|
target.style.removeProperty(prop);
|
|
}
|
|
});
|
|
|
|
assert_equals(
|
|
getComputedStyle(target).display,
|
|
expectedDisplayComputedValue ?? properties.display
|
|
);
|
|
}, Object.entries(properties).map(([k, v]) => `${k}: ${v};`).join(" "));
|
|
}
|
|
|
|
test_display_computed({
|
|
"display": "-webkit-box"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "none"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "horizontal",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
}, "flow-root");
|
|
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "none"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "horizontal",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
}, "inline-block");
|
|
|
|
// -webkit-box and -webkit-inline-box are defined in the Compat spec as keyword
|
|
// mappings to flex and inline-flex, respectively (along with -webkit-flex and
|
|
// -webkit-inline-flex). However, only -webkit(-inline)-box changes computed
|
|
// value in the presence of -webkit-line-clamp.
|
|
test_display_computed({
|
|
"display": "flex",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "inline-flex",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-flex",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
}, "flex");
|
|
test_display_computed({
|
|
"display": "-webkit-inline-flex",
|
|
"-webkit-box-orient": "vertical",
|
|
"-webkit-line-clamp": "3"
|
|
}, "inline-flex");
|
|
|
|
if (CSS.supports("line-clamp: none")) {
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "none"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "none"
|
|
});
|
|
}
|
|
|
|
if (CSS.supports("line-clamp: 2")) {
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"line-clamp": "2"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "2"
|
|
}, "flow-root");
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"line-clamp": "2"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "2"
|
|
}, "inline-block");
|
|
}
|
|
|
|
if (CSS.supports("line-clamp: auto")) {
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"line-clamp": "auto"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "auto"
|
|
}, "flow-root");
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"line-clamp": "auto"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"line-clamp": "auto"
|
|
}, "inline-block");
|
|
}
|
|
|
|
if (CSS.supports("continue: none")) {
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"continue": "none"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"continue": "none"
|
|
});
|
|
}
|
|
|
|
if (CSS.supports("continue: discard")) {
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"continue": "discard"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"continue": "discard"
|
|
}, "flow-root");
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"continue": "discard"
|
|
});
|
|
test_display_computed({
|
|
"display": "-webkit-inline-box",
|
|
"-webkit-box-orient": "vertical",
|
|
"continue": "discard"
|
|
}, "inline-block");
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
</html>
|