From bee8338fd1cbd7aad4bf60c2965833343b6ead6f Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Tue, 21 May 2024 15:17:30 +0200
Subject: [PATCH 1/2] Fix test suite with libxml2 2.13.0

---
 t/02parse.t                        | 7 ++++++-
 t/08findnodes.t                    | 8 +++++++-
 t/19die_on_invalid_utf8_rt_58848.t | 2 +-
 t/25relaxng.t                      | 4 ++--
 t/26schema.t                       | 4 ++--
 t/60error_prev_chain.t             | 8 ++++----
 6 files changed, 22 insertions(+), 11 deletions(-)

diff --git a/t/02parse.t b/t/02parse.t
index b111507..40aa5f1 100644
--- a/t/02parse.t
+++ b/t/02parse.t
@@ -884,7 +884,12 @@ EOXML
         eval {
            $doc2    = $parser->parse_string( $xmldoc );
         };
-        isnt($@, '', "error parsing $xmldoc");
+        # https://gitlab.gnome.org/GNOME/libxml2/-/commit/b717abdd
+        if (XML::LibXML::LIBXML_RUNTIME_VERSION() < 21300) {
+            isnt($@, '', "error parsing $xmldoc");
+        } else {
+            is( $doc2->documentElement()->firstChild()->nodeName(), "foo" );
+        }
 
         $parser->validation(1);
 
diff --git a/t/08findnodes.t b/t/08findnodes.t
index 016c85a..e9417bc 100644
--- a/t/08findnodes.t
+++ b/t/08findnodes.t
@@ -123,7 +123,13 @@ my $docstring = q{
 my @ns = $root->findnodes('namespace::*');
 # TEST
 
-is(scalar(@ns), 2, ' TODO : Add test name' );
+# https://gitlab.gnome.org/GNOME/libxml2/-/commit/aca16fb3
+# fixed xmlCopyNamespace with XML namespace.
+if (XML::LibXML::LIBXML_RUNTIME_VERSION() < 21300) {
+    is(scalar(@ns), 2, ' TODO : Add test name' );
+} else {
+    is(scalar(@ns), 3, ' TODO : Add test name' );
+}
 
 # bad xpaths
 # TEST:$badxpath=4;
diff --git a/t/19die_on_invalid_utf8_rt_58848.t b/t/19die_on_invalid_utf8_rt_58848.t
index aa8ad10..4160cb2 100644
--- a/t/19die_on_invalid_utf8_rt_58848.t
+++ b/t/19die_on_invalid_utf8_rt_58848.t
@@ -16,7 +16,7 @@ use XML::LibXML;
     my $err = $@;
 
     # TEST
-    like ("$err", qr{parser error : Input is not proper UTF-8},
+    like ("$err", qr{not proper UTF-8|Invalid bytes in character encoding},
         'Parser error.',
     );
 }
diff --git a/t/25relaxng.t b/t/25relaxng.t
index 93e6188..71383b2 100644
--- a/t/25relaxng.t
+++ b/t/25relaxng.t
@@ -132,7 +132,7 @@ print "# 6 check that no_network => 1 works\n";
 {
     my $rng = eval { XML::LibXML::RelaxNG->new( location => $netfile, no_network => 1 ) };
     # TEST
-    like( $@, qr{I/O error : Attempt to load network entity}, 'RNG from file location with external import and no_network => 1 throws an exception.' );
+    like( $@, qr{Attempt to load network entity}, 'RNG from file location with external import and no_network => 1 throws an exception.' );
     # TEST
     ok( !defined $rng, 'RNG from file location with external import and no_network => 1 is not loaded.' );
 }
@@ -152,7 +152,7 @@ print "# 6 check that no_network => 1 works\n";
 </grammar>
 EOF
     # TEST
-    like( $@, qr{I/O error : Attempt to load network entity}, 'RNG from buffer with external import and no_network => 1 throws an exception.' );
+    like( $@, qr{Attempt to load network entity}, 'RNG from buffer with external import and no_network => 1 throws an exception.' );
     # TEST
     ok( !defined $rng, 'RNG from buffer with external import and no_network => 1 is not loaded.' );
 }
diff --git a/t/26schema.t b/t/26schema.t
index 17f641e..c404ced 100644
--- a/t/26schema.t
+++ b/t/26schema.t
@@ -117,7 +117,7 @@ EOF
 {
     my $schema = eval { XML::LibXML::Schema->new( location => $netfile, no_network => 1 ) };
     # TEST
-    like( $@, qr{I/O error : Attempt to load network entity}, 'Schema from file location with external import and no_network => 1 throws an exception.' );
+    like( $@, qr{Attempt to load network entity}, 'Schema from file location with external import and no_network => 1 throws an exception.' );
     # TEST
     ok( !defined $schema, 'Schema from file location with external import and no_network => 1 is not loaded.' );
 }
@@ -129,7 +129,7 @@ EOF
 </xsd:schema>
 EOF
     # TEST
-    like( $@, qr{I/O error : Attempt to load network entity}, 'Schema from buffer with external import and no_network => 1 throws an exception.' );
+    like( $@, qr{Attempt to load network entity}, 'Schema from buffer with external import and no_network => 1 throws an exception.' );
     # TEST
     ok( !defined $schema, 'Schema from buffer with external import and no_network => 1 is not loaded.' );
 }
diff --git a/t/60error_prev_chain.t b/t/60error_prev_chain.t
index e48215c..55ac0b2 100644
--- a/t/60error_prev_chain.t
+++ b/t/60error_prev_chain.t
@@ -16,13 +16,11 @@ use XML::LibXML;
 
 {
     my $parser = XML::LibXML->new();
-    $parser->validation(0);
-    $parser->load_ext_dtd(0);
 
     eval
     {
         local $^W = 0;
-        $parser->parse_file('example/JBR-ALLENtrees.htm');
+        $parser->parse_string('<doc>&ldquo;&nbsp;&rdquo;</doc>');
     };
 
     my $err = $@;
@@ -31,7 +29,7 @@ use XML::LibXML;
     if( $err && !ref($err) ) {
       plan skip_all => 'The local libxml library does not support errors as objects to $@';
     }
-    plan tests => 1;
+    plan tests => 2;
 
     while (defined($err) && $count < 200)
     {
@@ -44,6 +42,8 @@ use XML::LibXML;
 
     # TEST
     ok ((!$err), "Reached the end of the chain.");
+    # TEST
+    is ($count, 3, "Correct number of errors reported")
 }
 
 =head1 COPYRIGHT & LICENSE
-- 
2.48.1


From c9f9c2fe51173b0a00969f01b577399f1098aa47 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Thu, 13 Feb 2025 19:50:35 +0100
Subject: [PATCH 2/2] Fix test suite with libxml2 2.14.0

---
 t/16docnodes.t   | 7 ++++++-
 t/49_load_html.t | 8 +++++++-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/t/16docnodes.t b/t/16docnodes.t
index db7bc1f..0b0ae00 100644
--- a/t/16docnodes.t
+++ b/t/16docnodes.t
@@ -60,7 +60,12 @@ for my $time (0 .. 2) {
     $doc->setDocumentElement($node);
 
     # TEST
-    is( $node->serialize(), '<test contents="&#xE4;"/>', 'Node serialise works.' );
+    # libxml2 2.14 avoids unnecessary escaping of attribute values.
+    if (XML::LibXML::LIBXML_VERSION() >= 21400) {
+        is( $node->serialize(), "<test contents=\"\xE4\"/>", 'Node serialise works.' );
+    } else {
+        is( $node->serialize(), '<test contents="&#xE4;"/>', 'Node serialise works.' );
+    }
 
     $doc->setEncoding('utf-8');
     # Second output
diff --git a/t/49_load_html.t b/t/49_load_html.t
index 70d2660..3861edf 100644
--- a/t/49_load_html.t
+++ b/t/49_load_html.t
@@ -52,7 +52,13 @@ use XML::LibXML;
 </div>
 EOS
 
-    {
+    SKIP: {
+        # libxml2 2.14 tokenizes HTML according to HTML5 where
+        # this isn't an error, see "13.2.5.73 Named character
+        # reference state".
+        skip("libxml2 version >= 21400", 1)
+            if XML::LibXML::LIBXML_VERSION >= 21400;
+
         my $buf = '';
         open my $fh, '>', \$buf;
         # redirect STDERR there
-- 
2.48.1