verify self-referencing interdoc xref jumps to top of document body

2 files changed, 16 insertions, 0 deletions

diff --git a/spec/dest_spec.rb b/spec/dest_spec.rb
index 985b81bb..a83f5150 100644
--- a/spec/dest_spec.rb
+++ b/spec/dest_spec.rb
@@ -18,6 +18,14 @@ describe 'Asciidoctor::PDF::Converter - Dest' do
     (expect top_y).to eql page_height
   end
 
+  it 'should link self-referencing interdocument xref to built-in __anchor-top ref' do
+    pdf = to_pdf Pathname.new fixture_file 'reference-to-self.adoc'
+    (expect Pathname.new output_file 'reference-to-self.pdf').to exist
+    annotations = get_annotations pdf
+    (expect annotations).to have_size 1
+    (expect annotations[0][:Dest]).to eql '__anchor-top'
+  end
+
   it 'should define a dest at the location of an inline anchor' do
     ['[[details]]details', '[#details]#details#'].each do |details|
       pdf = to_pdf <<~EOS
diff --git a/spec/fixtures/reference-to-self.adoc b/spec/fixtures/reference-to-self.adoc
new file mode 100644
index 00000000..c1fe4b30
--- /dev/null
+++ b/spec/fixtures/reference-to-self.adoc
@@ -0,0 +1,8 @@
+= Document Title
+:doctype: book
+
+first page of content
+
+<<<
+
+<<reference-to-self#,go to top>>