Load catalog DTDs even if we don't have a useful DTD URI, since we ig…

…nore that URI anyway when we find a catalog DTD. Differential Revision: https://phabricator.services.mozilla.com/D34815 bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1559008 gecko-commit: e65bee2165ec5b7db8e2a5fa6422a001eac25324 gecko-integration-branch: central gecko-reviewers: peterv
web-platform-tests · Jun 25, 2019 · 7f07938 · 7f07938
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diff --git a/html/the-xhtml-syntax/parsing-xhtml-documents/data-xhtml-with-dtd-ref.html b/html/the-xhtml-syntax/parsing-xhtml-documents/data-xhtml-with-dtd-ref.html
@@ -0,0 +1,4 @@
+<!DOCTYPE html>
+Test passes if it correctly shows &Aacute; in the subframe.
+<hr>
+<iframe srcdoc="&amp;Aacute"></iframe>
diff --git a/html/the-xhtml-syntax/parsing-xhtml-documents/data-xhtml-with-dtd.html b/html/the-xhtml-syntax/parsing-xhtml-documents/data-xhtml-with-dtd.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<!--
+    Any copyright is dedicated to the Public Domain.
+    http://creativecommons.org/publicdomain/zero/1.0/
+  -->
+<html>
+  <head>
+    <title>
+      Test that an XHTML document with a data: URL still handles the XHTML DTD
+      properly even if the DTD URL is given as a relative URL.
+    </title>
+    <link rel="author" title="Boris Zbarsky" href="bzbarsky@mit.edu">
+    <link rel="match" href="data-xhtml-with-dtd-ref.html">
+  </head>
+  <body>
+    Test passes if it correctly shows &Aacute; in the subframe.
+    <hr>
+    <!-- Document in the subframe is:
+<?xml version="1.0"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+  <body>
+    &Aacute;
+  </body>
+</html>
+    -->
+    <iframe src='data:application/xml,%3C%3Fxml%20version%3D%221.0%22%3F%3E%0A%3C!DOCTYPE%20html%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20XHTML%201.0%20Strict%2F%2FEN%22%20%22DTD%2Fxhtml1-strict.dtd%22%3E%0A%3Chtml%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxhtml%22%3E%0A%20%20%3Cbody%3E%0A%20%20%20%20%26Aacute%3B%0A%20%20%3C%2Fbody%3E%0A%3C%2Fhtml%3E%0A'></iframe>