diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-computed.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-computed.txt
similarity index 50%
rename from Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-computed.txt
rename to Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-computed.txt
index cc15bcfd71f..c8838621d99 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-computed.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-computed.txt
@@ -1,9 +1,24 @@
 Harness status: OK
 
-Found 15 tests
+Found 30 tests
 
-4 Pass
-11 Fail
+8 Pass
+22 Fail
+Fail	Property font-width value 'ultra-condensed'
+Fail	Property font-width value 'extra-condensed'
+Fail	Property font-width value 'condensed'
+Fail	Property font-width value 'semi-condensed'
+Fail	Property font-width value 'normal'
+Fail	Property font-width value 'semi-expanded'
+Fail	Property font-width value 'expanded'
+Fail	Property font-width value 'extra-expanded'
+Fail	Property font-width value 'ultra-expanded'
+Pass	Property font-width value '234.5%'
+Pass	Property font-width value 'calc(100%)'
+Pass	Property font-width value 'calc(0%)'
+Fail	Property font-width value 'calc(-100%)'
+Pass	Property font-width value 'calc(100% + 100%)'
+Fail	Property font-width value 'calc(100% + (sign(20cqw - 10px) * 5%))'
 Fail	Property font-stretch value 'ultra-condensed'
 Fail	Property font-stretch value 'extra-condensed'
 Fail	Property font-stretch value 'condensed'
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-invalid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-invalid.txt
similarity index 50%
rename from Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-invalid.txt
rename to Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-invalid.txt
index acde919753b..a7e988b0ed7 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-invalid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-invalid.txt
@@ -1,8 +1,12 @@
 Harness status: OK
 
-Found 4 tests
+Found 8 tests
 
-4 Pass
+8 Pass
+Pass	e.style['font-width'] = "auto" should not set the property value
+Pass	e.style['font-width'] = "normal, ultra-condensed" should not set the property value
+Pass	e.style['font-width'] = "condensed expanded" should not set the property value
+Pass	e.style['font-width'] = "-50%" should not set the property value
 Pass	e.style['font-stretch'] = "auto" should not set the property value
 Pass	e.style['font-stretch'] = "normal, ultra-condensed" should not set the property value
 Pass	e.style['font-stretch'] = "condensed expanded" should not set the property value
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-valid.txt
similarity index 50%
rename from Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-valid.txt
rename to Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-valid.txt
index f5be019ad2a..1ab230f53a5 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-stretch-valid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-fonts/parsing/font-width-valid.txt
@@ -1,9 +1,24 @@
 Harness status: OK
 
-Found 15 tests
+Found 30 tests
 
-14 Pass
-1 Fail
+28 Pass
+2 Fail
+Pass	e.style['font-width'] = "normal" should set the property value
+Pass	e.style['font-width'] = "ultra-condensed" should set the property value
+Pass	e.style['font-width'] = "extra-condensed" should set the property value
+Pass	e.style['font-width'] = "condensed" should set the property value
+Pass	e.style['font-width'] = "semi-condensed" should set the property value
+Pass	e.style['font-width'] = "semi-expanded" should set the property value
+Pass	e.style['font-width'] = "expanded" should set the property value
+Pass	e.style['font-width'] = "extra-expanded" should set the property value
+Pass	e.style['font-width'] = "ultra-expanded" should set the property value
+Pass	e.style['font-width'] = "234.5%" should set the property value
+Pass	e.style['font-width'] = "calc(100%)" should set the property value
+Pass	e.style['font-width'] = "calc(0%)" should set the property value
+Pass	e.style['font-width'] = "calc(-100%)" should set the property value
+Pass	e.style['font-width'] = "calc(100% + 100%)" should set the property value
+Fail	e.style['font-width'] = "calc(100% + (sign(20cqw - 10px) * 5%))" should set the property value
 Pass	e.style['font-stretch'] = "normal" should set the property value
 Pass	e.style['font-stretch'] = "ultra-condensed" should set the property value
 Pass	e.style['font-stretch'] = "extra-condensed" should set the property value
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-computed.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-computed.html
deleted file mode 100644
index a3e3445e916..00000000000
--- a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-computed.html
+++ /dev/null
@@ -1,41 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-<meta charset="utf-8">
-<title>CSS Fonts Module Level 4: getComputedStyle().fontStretch</title>
-<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-stretch-prop">
-<meta name="assert" content="font-stretch computed value is a percentage.">
-<script src="../../../resources/testharness.js"></script>
-<script src="../../../resources/testharnessreport.js"></script>
-<script src="../../../css/support/computed-testcommon.js"></script>
-<style>
-  #container {
-    container-type: inline-size;
-    width: 10px;
-  }
-</style>
-</head>
-<body>
-<div id="container">
-  <div id="target"></div>
-</div>
-<script>
-test_computed_value('font-stretch', 'ultra-condensed', '50%');
-test_computed_value('font-stretch', 'extra-condensed', '62.5%');
-test_computed_value('font-stretch', 'condensed', '75%');
-test_computed_value('font-stretch', 'semi-condensed', '87.5%');
-test_computed_value('font-stretch', 'normal', '100%');
-test_computed_value('font-stretch', 'semi-expanded', '112.5%');
-test_computed_value('font-stretch', 'expanded', '125%');
-test_computed_value('font-stretch', 'extra-expanded', '150%');
-test_computed_value('font-stretch', 'ultra-expanded', '200%');
-
-test_computed_value('font-stretch', '234.5%');
-test_computed_value('font-stretch', 'calc(100%)', '100%');
-test_computed_value('font-stretch', 'calc(0%)', '0%');
-test_computed_value('font-stretch', 'calc(-100%)', '0%');
-test_computed_value('font-stretch', 'calc(100% + 100%)', '200%');
-test_computed_value('font-stretch', 'calc(100% + (sign(20cqw - 10px) * 5%))', '95%');
-</script>
-</body>
-</html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-invalid.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-invalid.html
deleted file mode 100644
index 33684c5861c..00000000000
--- a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-invalid.html
+++ /dev/null
@@ -1,21 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-<meta charset="utf-8">
-<title>CSS Fonts Module Level 4: parsing font-stretch with invalid values</title>
-<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-stretch-prop">
-<meta name="assert" content="font-stretch supports only the grammar 'normal | <percentage [0,∞]> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded'.">
-<meta name="assert" content="Values less than 0% are invalid.">
-<script src="../../../resources/testharness.js"></script>
-<script src="../../../resources/testharnessreport.js"></script>
-<script src="../../../css/support/parsing-testcommon.js"></script>
-</head>
-<body>
-<script>
-test_invalid_value('font-stretch', 'auto');
-test_invalid_value('font-stretch', 'normal, ultra-condensed');
-test_invalid_value('font-stretch', 'condensed expanded');
-test_invalid_value('font-stretch', '-50%');
-</script>
-</body>
-</html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-valid.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-valid.html
deleted file mode 100644
index fd7f12baf10..00000000000
--- a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-stretch-valid.html
+++ /dev/null
@@ -1,32 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-<meta charset="utf-8">
-<title>CSS Fonts Module Level 4: parsing font-stretch with valid values</title>
-<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-stretch-prop">
-<meta name="assert" content="font-stretch supports the full grammar 'normal | <percentage [0,∞]> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded'.">
-<script src="../../../resources/testharness.js"></script>
-<script src="../../../resources/testharnessreport.js"></script>
-<script src="../../../css/support/parsing-testcommon.js"></script>
-</head>
-<body>
-<script>
-test_valid_value('font-stretch', 'normal');
-test_valid_value('font-stretch', 'ultra-condensed');
-test_valid_value('font-stretch', 'extra-condensed');
-test_valid_value('font-stretch', 'condensed');
-test_valid_value('font-stretch', 'semi-condensed');
-test_valid_value('font-stretch', 'semi-expanded');
-test_valid_value('font-stretch', 'expanded');
-test_valid_value('font-stretch', 'extra-expanded');
-test_valid_value('font-stretch', 'ultra-expanded');
-
-test_valid_value('font-stretch', '234.5%');
-test_valid_value('font-stretch', 'calc(100%)');
-test_valid_value('font-stretch', 'calc(0%)');
-test_valid_value('font-stretch', 'calc(-100%)');
-test_valid_value('font-stretch', 'calc(100% + 100%)', 'calc(200%)');
-test_valid_value('font-stretch', 'calc(100% + (sign(20cqw - 10px) * 5%))', 'calc(100% + (5% * sign(20cqw - 10px)))');
-</script>
-</body>
-</html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-computed.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-computed.html
new file mode 100644
index 00000000000..cacffca8af5
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-computed.html
@@ -0,0 +1,43 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>CSS Fonts Module Level 4: getComputedStyle().fontWidth</title>
+<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-width-prop">
+<meta name="assert" content="font-width computed value is a percentage.">
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+<script src="../../../css/support/computed-testcommon.js"></script>
+<style>
+  #container {
+    container-type: inline-size;
+    width: 10px;
+  }
+</style>
+</head>
+<body>
+<div id="container">
+  <div id="target"></div>
+</div>
+<script>
+for (const property of ['font-width','font-stretch']) {
+  test_computed_value(property, 'ultra-condensed', '50%');
+  test_computed_value(property, 'extra-condensed', '62.5%');
+  test_computed_value(property, 'condensed', '75%');
+  test_computed_value(property, 'semi-condensed', '87.5%');
+  test_computed_value(property, 'normal', '100%');
+  test_computed_value(property, 'semi-expanded', '112.5%');
+  test_computed_value(property, 'expanded', '125%');
+  test_computed_value(property, 'extra-expanded', '150%');
+  test_computed_value(property, 'ultra-expanded', '200%');
+
+  test_computed_value(property, '234.5%');
+  test_computed_value(property, 'calc(100%)', '100%');
+  test_computed_value(property, 'calc(0%)', '0%');
+  test_computed_value(property, 'calc(-100%)', '0%');
+  test_computed_value(property, 'calc(100% + 100%)', '200%');
+  test_computed_value(property, 'calc(100% + (sign(20cqw - 10px) * 5%))', '95%');
+}
+</script>
+</body>
+</html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-invalid.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-invalid.html
new file mode 100644
index 00000000000..ad2768f1d33
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-invalid.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>CSS Fonts Module Level 4: parsing font-width with invalid values</title>
+<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-width-prop">
+<meta name="assert" content="font-width supports only the grammar 'normal | <percentage [0,∞]> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded'.">
+<meta name="assert" content="Values less than 0% are invalid.">
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+<script src="../../../css/support/parsing-testcommon.js"></script>
+</head>
+<body>
+<script>
+for (const property of ['font-width','font-stretch']) {
+    test_invalid_value(property, 'auto');
+    test_invalid_value(property, 'normal, ultra-condensed');
+    test_invalid_value(property, 'condensed expanded');
+    test_invalid_value(property, '-50%');
+}
+</script>
+</body>
+</html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-valid.html b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-valid.html
new file mode 100644
index 00000000000..934140398ba
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/css/css-fonts/parsing/font-width-valid.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>CSS Fonts Module Level 4: parsing font-width with valid values</title>
+<link rel="help" href="https://www.w3.org/TR/css-fonts-4/#font-width-prop">
+<meta name="assert" content="font-width supports the full grammar 'normal | <percentage [0,∞]> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded'.">
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+<script src="../../../css/support/parsing-testcommon.js"></script>
+</head>
+<body>
+<script>
+for (const property of ['font-width','font-stretch']) {
+    test_valid_value(property, 'normal');
+    test_valid_value(property, 'ultra-condensed');
+    test_valid_value(property, 'extra-condensed');
+    test_valid_value(property, 'condensed');
+    test_valid_value(property, 'semi-condensed');
+    test_valid_value(property, 'semi-expanded');
+    test_valid_value(property, 'expanded');
+    test_valid_value(property, 'extra-expanded');
+    test_valid_value(property, 'ultra-expanded');
+
+    test_valid_value(property, '234.5%');
+    test_valid_value(property, 'calc(100%)');
+    test_valid_value(property, 'calc(0%)');
+    test_valid_value(property, 'calc(-100%)');
+    test_valid_value(property, 'calc(100% + 100%)', 'calc(200%)');
+    test_valid_value(property, 'calc(100% + (sign(20cqw - 10px) * 5%))', 'calc(100% + (5% * sign(20cqw - 10px)))');
+}
+</script>
+</body>
+</html>