diff --git a/Tests/LibWeb/Text/expected/css/absolutized-background-size-value.txt b/Tests/LibWeb/Text/expected/css/absolutized-background-size-value.txt
new file mode 100644
index 00000000000..d61d2080de9
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/css/absolutized-background-size-value.txt
@@ -0,0 +1 @@
+calc(1em - 1px) calc(1em - 1px)
diff --git a/Tests/LibWeb/Text/expected/css/absolutized-cursor-style-value.txt b/Tests/LibWeb/Text/expected/css/absolutized-cursor-style-value.txt
new file mode 100644
index 00000000000..f22d3263e28
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/css/absolutized-cursor-style-value.txt
@@ -0,0 +1 @@
+url("foo.png") calc(1 * sign(1em - 1px)) calc(2 * sign(1em - 1px)), pointer
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-computed.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-computed.txt
new file mode 100644
index 00000000000..e2dbd0f858e
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-computed.txt
@@ -0,0 +1,20 @@
+Harness status: OK
+
+Found 14 tests
+
+12 Pass
+2 Fail
+Pass	Property border-radius value '1px'
+Pass	Property border-radius value '1px 2% 3px 4%'
+Pass	Property border-radius value '5em / 1px 2% 3px 4%'
+Pass	Property border-radius value '1px 2% 3px 4% / 5em'
+Pass	Property border-radius value '1px 1px 1px 2% / 1px 2% 1px 2%'
+Pass	Property border-radius value '1px 1px 1px 1px / 1px 1px 2% 1px'
+Pass	Property border-radius value '1px 1px 2% 2%'
+Pass	Property border-radius value '1px 2% 1px 1px'
+Pass	Property border-radius value '1px 2% 2% 2% / 1px 2% 3px 2%'
+Fail	Property border-top-left-radius value 'calc(-0.5em + 10px)'
+Pass	Property border-top-right-radius value '20%'
+Fail	Property border-bottom-right-radius value 'calc(0.5em + 10px) 40%'
+Pass	Property border-bottom-left-radius value '50% 60px'
+Pass	Property border-top-left-radius value '40px 0px'
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/css/absolutized-background-size-value.html b/Tests/LibWeb/Text/input/css/absolutized-background-size-value.html
new file mode 100644
index 00000000000..5f28c4d244c
--- /dev/null
+++ b/Tests/LibWeb/Text/input/css/absolutized-background-size-value.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<style>
+    #foo {
+        background-size: calc(1em - 1px) calc(1em - 1px);
+    }
+</style>
+<div id="foo"></div>
+<script src="../include.js"></script>
+<script>
+    test(() => {
+        println(getComputedStyle(foo).backgroundSize);
+    });
+</script>
diff --git a/Tests/LibWeb/Text/input/css/absolutized-cursor-style-value.html b/Tests/LibWeb/Text/input/css/absolutized-cursor-style-value.html
new file mode 100644
index 00000000000..35ddf9dbb46
--- /dev/null
+++ b/Tests/LibWeb/Text/input/css/absolutized-cursor-style-value.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<style>
+    #foo {
+        cursor: url(foo.png) calc(1 * sign(1em - 1px)) calc(2 * sign(1em - 1px)), pointer;
+    }
+</style>
+<div id="foo"></div>
+<script src="../include.js"></script>
+<script>
+    test(() => {
+        println(getComputedStyle(foo).cursor);
+    });
+</script>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-backgrounds/parsing/border-radius-computed.html b/Tests/LibWeb/Text/input/wpt-import/css/css-backgrounds/parsing/border-radius-computed.html
new file mode 100644
index 00000000000..84dd462dcda
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/css/css-backgrounds/parsing/border-radius-computed.html
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>CSS Backgrounds and Borders Module Level 3: getComputedStyle().borderRadius</title>
+<link rel="help" href="https://drafts.csswg.org/css-backgrounds/#border-radius">
+<meta name="assert" content="Computed value has computed length-percentage values.">
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+<script src="../../../css/support/computed-testcommon.js"></script>
+<style>
+  #target {
+    font-size: 40px;
+  }
+</style>
+</head>
+<body>
+<div id="target"></div>
+<script>
+test_computed_value("border-radius", "1px");
+test_computed_value("border-radius", "1px 2% 3px 4%");
+test_computed_value("border-radius", "5em / 1px 2% 3px 4%", "200px / 1px 2% 3px 4%");
+test_computed_value("border-radius", "1px 2% 3px 4% / 5em", "1px 2% 3px 4% / 200px");
+
+test_computed_value("border-radius", "1px 1px 1px 2% / 1px 2% 1px 2%", "1px 1px 1px 2% / 1px 2%");
+test_computed_value("border-radius", "1px 1px 1px 1px / 1px 1px 2% 1px", "1px / 1px 1px 2%");
+test_computed_value("border-radius", "1px 1px 2% 2%");
+test_computed_value("border-radius", "1px 2% 1px 1px");
+test_computed_value("border-radius", "1px 2% 2% 2% / 1px 2% 3px 2%", "1px 2% 2% / 1px 2% 3px");
+
+test_computed_value("border-top-left-radius", "calc(-0.5em + 10px)", "0px");
+test_computed_value("border-top-right-radius", "20%");
+test_computed_value("border-bottom-right-radius", "calc(0.5em + 10px) 40%", "30px 40%");
+test_computed_value("border-bottom-left-radius", "50% 60px");
+
+test_computed_value("border-top-left-radius", "40px 0px", "40px 0px");
+</script>
+</body>
+</html>
