1 files changed, 77 insertions, 0 deletions
diff --git a/spec/lib/kramdown/parser/atlassian_document_format_spec.rb b/spec/lib/kramdown/parser/atlassian_document_format_spec.rb
new file mode 100644
index 00000000000..f3559503388
--- /dev/null
+++ b/spec/lib/kramdown/parser/atlassian_document_format_spec.rb
@@ -0,0 +1,77 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.context Kramdown::Parser::AtlassianDocumentFormat do
+  let_it_be(:options) { { input: 'AtlassianDocumentFormat', html_tables: true } }
+  let_it_be(:fixtures_path) { 'lib/kramdown/atlassian_document_format' }
+
+  context 'markdown render' do
+    shared_examples 'render elements to markdown' do |base_name|
+      let(:json_file)     { "#{base_name}.json" }
+      let(:markdown_file) { "#{base_name}.md" }
+
+      it "renders #{base_name}" do
+        source = fixture_file(File.join(fixtures_path, json_file))
+        target = fixture_file(File.join(fixtures_path, markdown_file))
+        parser = Kramdown::Document.new(source, options)
+
+        expect(parser.to_commonmark).to eq target
+      end
+    end
+
+    it_behaves_like 'render elements to markdown', 'blockquote'
+    it_behaves_like 'render elements to markdown', 'bullet_list'
+    it_behaves_like 'render elements to markdown', 'code_block'
+    it_behaves_like 'render elements to markdown', 'emoji'
+    it_behaves_like 'render elements to markdown', 'hard_break'
+    it_behaves_like 'render elements to markdown', 'heading'
+    it_behaves_like 'render elements to markdown', 'inline_card'
+    it_behaves_like 'render elements to markdown', 'media_group'
+    it_behaves_like 'render elements to markdown', 'media_single'
+    it_behaves_like 'render elements to markdown', 'mention'
+    it_behaves_like 'render elements to markdown', 'ordered_list'
+    it_behaves_like 'render elements to markdown', 'panel'
+    it_behaves_like 'render elements to markdown', 'paragraph'
+    it_behaves_like 'render elements to markdown', 'rule'
+    it_behaves_like 'render elements to markdown', 'table'
+
+    it_behaves_like 'render elements to markdown', 'strong_em_mark'
+    it_behaves_like 'render elements to markdown', 'code_mark'
+    it_behaves_like 'render elements to markdown', 'link_mark'
+    it_behaves_like 'render elements to markdown', 'strike_sup_sub_mark'
+    it_behaves_like 'render elements to markdown', 'underline_text_color_mark'
+
+    it_behaves_like 'render elements to markdown', 'complex_document'
+
+    it 'renders header id to html' do
+      source = fixture_file(File.join(fixtures_path, 'heading.json'))
+      parser = Kramdown::Document.new(source, options)
+
+      expect(parser.to_html).to include('id="header-2"')
+    end
+
+    it 'logs an error with invalid json' do
+      source = fixture_file(File.join(fixtures_path, 'invalid_json.json'))
+
+      expect(Gitlab::AppLogger).to receive(:error).with(/Invalid Atlassian Document Format JSON/)
+      expect(Gitlab::AppLogger).to receive(:error).with(any_args)
+      expect { Kramdown::Document.new(source, options) }.to raise_error(::Kramdown::Error, /Invalid Atlassian Document Format JSON/)
+    end
+
+    it 'logs an error if no valid document node' do
+      source = fixture_file(File.join(fixtures_path, 'invalid_no_doc.json'))
+
+      expect(Gitlab::AppLogger).to receive(:error).with(/Invalid Atlassian Document Format JSON/)
+      expect(Gitlab::AppLogger).to receive(:error).with(any_args)
+      expect { Kramdown::Document.new(source, options) }.to raise_error(::Kramdown::Error, /Invalid Atlassian Document Format JSON/)
+    end
+
+    it 'invalid node gets ignored' do
+      source = fixture_file(File.join(fixtures_path, 'invalid_node_type.json'))
+      parser = Kramdown::Document.new(source, options)
+
+      expect(parser.to_commonmark).to eq "This is a second paragraph\n\n"
+    end
+  end
+end