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<!DOCTYPE html>
<title>CSS Transforms: 'transform-origin' resolved values in SVG</title>
<link rel="help" href="https://drafts.csswg.org/css-transforms/#transform-origin-property">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#target1 {
transform-origin: 50% 50%;
transform-box: fill-box;
}
#target2, #target3, #target4 {
transform-origin: 50% 50%;
}
</style>
<svg fill="blue">
<rect id="target1" x="100" y="100" width="100" height="100"/>
<rect id="target2" width="100" height="100"/>
<svg viewBox="0 0 50 50" x="100" width="100" height="100">
<rect id="target3" width="100" height="100"/>
</svg>
<svg y="100" width="100" height="100">
<rect id="target4" width="100" height="100"/>
</svg>
</svg>
<script>
test(function() {
let target = document.getElementById("target1");
assert_equals(getComputedStyle(target).getPropertyValue("transform-origin"),
"50px 50px");
}, "Percentage 'transform-origin' with 'fill-box' transform-box");
test(function() {
let target = document.getElementById("target2");
assert_equals(getComputedStyle(target).getPropertyValue("transform-origin"),
"150px 75px");
}, "Percentage 'transform-origin' with 'view-box' transform-box");
test(function() {
let target = document.getElementById("target3");
assert_equals(getComputedStyle(target).getPropertyValue("transform-origin"),
"25px 25px");
}, "Percentage 'transform-origin' with 'view-box' transform-box in nested <svg> with 'viewBox'");
test(function() {
let target = document.getElementById("target4");
assert_equals(getComputedStyle(target).getPropertyValue("transform-origin"),
"50px 50px");
}, "Percentage 'transform-origin' with 'view-box' transform-box in nested <svg> without 'viewBox'");
</script>
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