diff options
Diffstat (limited to 'spec/lib/banzai/filter/footnote_filter_spec.rb')
-rw-r--r-- | spec/lib/banzai/filter/footnote_filter_spec.rb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/spec/lib/banzai/filter/footnote_filter_spec.rb b/spec/lib/banzai/filter/footnote_filter_spec.rb new file mode 100644 index 00000000000..0b7807b2c4c --- /dev/null +++ b/spec/lib/banzai/filter/footnote_filter_spec.rb @@ -0,0 +1,48 @@ +# frozen_string_literal: true + +require 'spec_helper' + +describe Banzai::Filter::FootnoteFilter do + include FilterSpecHelper + + # first[^1] and second[^second] + # [^1]: one + # [^second]: two + let(:footnote) do + <<-EOF.strip_heredoc + <p>first<sup><a href="#fn1" id="fnref1">1</a></sup> and second<sup><a href="#fn2" id="fnref2">2</a></sup></p> + <ol> + <li id="fn1"> + <p>one <a href="#fnref1">↩</a></p> + </li> + <li id="fn2"> + <p>two <a href="#fnref2">↩</a></p> + </li> + </ol> + EOF + end + + context 'when footnotes exist' do + let(:doc) { filter(footnote) } + let(:link_node) { doc.css('sup > a').first } + let(:identifier) { link_node[:id].delete_prefix('fnref1-') } + + it 'adds identifier to footnotes' do + expect(link_node[:id]).to eq "fnref1-#{identifier}" + expect(link_node[:href]).to eq "#fn1-#{identifier}" + expect(doc.css("li[id=fn1-#{identifier}]")).not_to be_empty + expect(doc.css("li[id=fn1-#{identifier}] a[href=\"#fnref1-#{identifier}\"]")).not_to be_empty + end + + it 'uses the same identifier for all footnotes' do + expect(doc.css("li[id=fn2-#{identifier}]")).not_to be_empty + expect(doc.css("li[id=fn2-#{identifier}] a[href=\"#fnref2-#{identifier}\"]")).not_to be_empty + end + + it 'adds section and classes' do + expect(doc.css("section[class=footnotes]")).not_to be_empty + expect(doc.css("sup[class=footnote-ref]").count).to eq 2 + expect(doc.css("a[class=footnote-backref]").count).to eq 2 + end + end +end |