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<!DOCTYPE html>
<title>calc-size() on height</title>
<link rel="help" href="https://drafts.csswg.org/css-values-5/#calc-size">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#container {
font-size: 20px;
}
#child {
width: 123px;
height: 10px;
}
</style>
<div id="container">
<div id="target">
<div id="child"></div>
</div>
</div>
<script>
let basic_tests = [
{ value: "calc-size(any, 357px)", expected: "357px" },
{ value: "calc-size(any, 31%)", expected_auto: "0px", expected_definite: "31px" },
{ value: "calc-size(31%, size)", expected_auto: "10px", expected_definite: "31px" },
{ value: "calc-size(max-content, 31%)", expected_auto: "0px", expected_definite: "31px" },
{ value: "calc-size(fit-content, 72px)", expected: "72px" },
{ value: "calc-size(37px, 93px)", expected: "93px" },
{ value: "calc-size(83px, size * 3)", expected: "249px" },
{ value: "calc-size(min-content, size / 2)", expected: "5px" },
{ value: "calc-size(max-content, size * 1.2)", expected: "12px" },
{ value: "calc-size(fit-content, size / 2 + 30px)", expected: "35px" },
{ value: "calc-size(30px, 15em)", expected: "300px" },
{ value: "calc-size(calc-size(any, 30px), 15em)", expected: "300px" },
{ value: "calc-size(calc-size(2in, 30px), 15em)", expected: "300px" },
{ value: "calc-size(calc-size(any, 300px), size * 2)", expected: "600px" },
{ value: "calc-size(calc-size(min-content, 30px), 15em)", expected: "300px" },
{ value: "calc-size(calc-size(min-content, size), size)", expected: "10px" },
{ value: "calc-size(any, 31% + 12px)", expected_auto: "12px", expected_definite: "43px" },
{ value: "calc-size(auto, size * 1.5)", expected: "15px" },
];
const container = document.getElementById("container");
const target = document.getElementById("target");
const target_cs = getComputedStyle(target);
const child = document.getElementById("child");
const child_cs = getComputedStyle(child);
for (const obj of basic_tests) {
test((t) => {
target.style.removeProperty("height");
target.style.height = obj.value;
container.style.height = "auto";
let expected = "expected" in obj ? obj.expected : obj.expected_auto;
assert_equals(target_cs.height, expected);
}, `resolved height for height in auto height container: ${obj.value}`);
test((t) => {
target.style.removeProperty("height");
target.style.height = obj.value;
container.style.height = "100px";
let expected = "expected" in obj ? obj.expected : obj.expected_definite;
assert_equals(target_cs.height, expected);
}, `resolved height for height in definite height container: ${obj.value}`);
}
test((t) => {
t.add_cleanup(() => {
child.style.height = "";
child.innerHTML = "";
});
container.style.height = "auto";
target.style.height = "calc-size(min-content, size + 23px)";
child.style.height = "100%";
child.innerHTML = "<div style='height: 7px'></div>";
assert_equals(child_cs.height, "7px");
}, "calc-size() is indefinite when the intrinsic size is indefinite");
</script>
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