From a6812e1005d0153e311ca2fe2ae393196f862ab9 Mon Sep 17 00:00:00 2001
From: Callum Law <callumlaw1709@outlook.com>
Date: Sun, 14 Sep 2025 14:16:37 +1200
Subject: [PATCH] LibWeb: Store parsed shorthands in canonical order

---
 Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp           | 2 +-
 .../expected/wpt-import/css/cssom/shorthand-values.txt    | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp b/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
index fa0bfbbf32f..7c8a5272f21 100644
--- a/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
+++ b/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
@@ -848,7 +848,7 @@ Parser::ParseErrorOr<NonnullRefPtr<StyleValue const>> Parser::parse_css_value(Pr
 
     auto stream = TokenStream { component_values };
 
-    HashMap<UnderlyingType<PropertyID>, Vector<ValueComparingNonnullRefPtr<StyleValue const>>> assigned_values;
+    OrderedHashMap<UnderlyingType<PropertyID>, Vector<ValueComparingNonnullRefPtr<StyleValue const>>> assigned_values;
 
     while (stream.has_next_token() && !unassigned_properties.is_empty()) {
         auto property_and_value = parse_css_value_for_properties(unassigned_properties, stream);
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/cssom/shorthand-values.txt b/Tests/LibWeb/Text/expected/wpt-import/css/cssom/shorthand-values.txt
index cdccee56f3f..7e6b9b84a2f 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/cssom/shorthand-values.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/cssom/shorthand-values.txt
@@ -2,15 +2,15 @@ Harness status: OK
 
 Found 20 tests
 
-15 Pass
-5 Fail
+17 Pass
+3 Fail
 Pass	The serialization of border: 1px; border-top: 1px; should be canonical.
 Pass	The serialization of border: 1px solid red; should be canonical.
 Pass	The serialization of border: 1px red; should be canonical.
 Pass	The serialization of border: red; should be canonical.
 Pass	The serialization of border-top: 1px; border-right: 1px; border-bottom: 1px; border-left: 1px; border-image: none; should be canonical.
-Fail	The serialization of border-top: 1px; border-right: 1px; border-bottom: 1px; border-left: 1px; should be canonical.
-Fail	The serialization of border-top: 1px; border-right: 2px; border-bottom: 3px; border-left: 4px; should be canonical.
+Pass	The serialization of border-top: 1px; border-right: 1px; border-bottom: 1px; border-left: 1px; should be canonical.
+Pass	The serialization of border-top: 1px; border-right: 2px; border-bottom: 3px; border-left: 4px; should be canonical.
 Fail	The serialization of border: 1px; border-top: 2px; should be canonical.
 Fail	The serialization of border: 1px; border-top: 1px !important; should be canonical.
 Fail	The serialization of border: 1px; border-top-color: red; should be canonical.