1 files changed, 21 insertions, 0 deletions
diff --git a/spec/presenters/blobs/notebook_presenter_spec.rb b/spec/presenters/blobs/notebook_presenter_spec.rb
new file mode 100644
index 00000000000..12f4ed67897
--- /dev/null
+++ b/spec/presenters/blobs/notebook_presenter_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Blobs::NotebookPresenter do
+  include RepoHelpers
+
+  let(:project) { create(:project, :repository) }
+  let(:repository) { project.repository }
+  let(:blob) { repository.blob_at('HEAD', 'files/ruby/regex.rb') }
+  let(:user) { project.first_owner }
+  let(:git_blob) { blob.__getobj__ }
+
+  subject(:presenter) { described_class.new(blob, current_user: user) }
+
+  it 'highlight receives markdown' do
+    expect(Gitlab::Highlight).to receive(:highlight).with('files/ruby/regex.rb', git_blob.data, plain: nil, language: 'md')
+
+    presenter.highlight
+  end
+end