[DRE-maint] Bug#1072017: ruby-libxml: new upstream release, addressing test failures with libxml2 >= 2.12

[Gianfranco Costamagna]

control: severity -1 serious

autopkgtests failures are considered RX bugs

G.
On Mon, 27 May 2024 23:20:25 +0800 Aron Xu <aron at debian.org> wrote:
> Package: src:ruby-libxml
> Version: 3.2.4-2
> X-Debbugs-Cc: debian-xml-sgml-pkgs at alioth-lists.debian.net
> 
> Hi,
> 
> libxml2 has been updated to upstream 2.12.7 release and the
> autopkgtest shows regressions[1] regarding ruby-libxml:
> 
> 47s 1) Failure:
> 47s TestSaxParser#test_parse_seg_fail
> [/tmp/autopkgtest-lxc.00ga17my/downtmp/build.LIY/src/test/test_sax_parser.rb:321]:
> 47s --- expected
> 47s +++ actual
> 47s @@ -1 +1 @@
> 47s -"Fatal error: xmlParseEntityRef: no name at :5."
> 47s +"Fatal error: xmlParseEntityRef: no name at :4."
> 47s
> 47s
> 47s 2) Failure:
> 47s TestParser#test_file_encoding
> [/tmp/autopkgtest-lxc.00ga17my/downtmp/build.LIY/src/test/test_parser.rb:66]:
> 47s Expected nil to be truthy.
> 47s
> 47s 3) Failure:
> 47s TestParser#test_bad_xml
> [/tmp/autopkgtest-lxc.00ga17my/downtmp/build.LIY/src/test/test_parser.rb:286]:
> 47s --- expected
> 47s +++ actual
> 47s @@ -1 +1 @@
> 47s -"Fatal error: Extra content at the end of the document at :1."
> 47s +"Fatal error: Couldn't find end of Start Tag ruby_array line 1 at :1."
> 47s
> 47s
> 47s 4) Failure:
> 47s TestReader#test_string_encoding
> [/tmp/autopkgtest-lxc.00ga17my/downtmp/build.LIY/src/test/test_reader.rb:362]:
> 47s Expected: 10
> 47s Actual: 0
> 47s
> 47s 353 runs, 42311 assertions, 4 failures, 0 errors, 0 skips
> 
> Upstream has fixed a few issues with libxml2 2.12.x in 5.0.x release.
> It would be nice if upstream release or some patch works can be
> considered to help unblock the migration of new libxml2. I would give
> it a try on patching but I'm unfortunately not a Ruby expert.
> 
> [1]https://ci.debian.net/packages/r/ruby-libxml/testing/amd64/47035876/
> 
> 
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