From a545935997be3701aeb2b8718837efe83f7a0a8b Mon Sep 17 00:00:00 2001
From: Shannon Booth <shannon@serenityos.org>
Date: Thu, 4 Jan 2024 12:38:36 +1300
Subject: [PATCH] LibWeb: Create XML Documents in DOMParser.parseFromString

---
 Tests/LibWeb/Text/expected/DOM/DOMParser-xml-document.txt | 1 +
 Tests/LibWeb/Text/input/DOM/DOMParser-xml-document.html   | 8 ++++++++
 Userland/Libraries/LibWeb/HTML/DOMParser.cpp              | 3 ++-
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 Tests/LibWeb/Text/expected/DOM/DOMParser-xml-document.txt
 create mode 100644 Tests/LibWeb/Text/input/DOM/DOMParser-xml-document.html

diff --git a/Tests/LibWeb/Text/expected/DOM/DOMParser-xml-document.txt b/Tests/LibWeb/Text/expected/DOM/DOMParser-xml-document.txt
new file mode 100644
index 0000000000..7b4c1cfe76
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/DOM/DOMParser-xml-document.txt
@@ -0,0 +1 @@
+XMLDocument
diff --git a/Tests/LibWeb/Text/input/DOM/DOMParser-xml-document.html b/Tests/LibWeb/Text/input/DOM/DOMParser-xml-document.html
new file mode 100644
index 0000000000..699feb9a5c
--- /dev/null
+++ b/Tests/LibWeb/Text/input/DOM/DOMParser-xml-document.html
@@ -0,0 +1,8 @@
+<script src="../include.js"></script>
+<script>
+    test(() => {
+        const parser = new DOMParser();
+        const xmlDoc = parser.parseFromString('<svg></svg>', "text/xml");
+        println(xmlDoc.constructor.name);
+    });
+</script>
diff --git a/Userland/Libraries/LibWeb/HTML/DOMParser.cpp b/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
index 81618082a5..c18582defe 100644
--- a/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
+++ b/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
@@ -6,6 +6,7 @@
 
 #include <LibWeb/Bindings/DOMParserPrototype.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
+#include <LibWeb/DOM/XMLDocument.h>
 #include <LibWeb/HTML/DOMParser.h>
 #include <LibWeb/HTML/HTMLDocument.h>
 #include <LibWeb/HTML/Parser/HTMLParser.h>
@@ -59,7 +60,7 @@ JS::NonnullGCPtr<DOM::Document> DOMParser::parse_from_string(StringView string,
         parser->run("about:blank"sv);
     } else {
         // -> Otherwise
-        document = DOM::Document::create(realm(), verify_cast<HTML::Window>(relevant_global_object(*this)).associated_document().url());
+        document = DOM::XMLDocument::create(realm(), verify_cast<HTML::Window>(relevant_global_object(*this)).associated_document().url());
         document->set_content_type(Bindings::idl_enum_to_string(type));
 
         // 1. Create an XML parser parse, associated with document, and with XML scripting support disabled.