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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Banzai::Filter::MarkdownFilter do
include FilterSpecHelper
shared_examples_for 'renders correct markdown' do
describe 'markdown engine from context' do
it 'defaults to CommonMark' do
expect_next_instance_of(Banzai::Filter::MarkdownEngines::CommonMark) do |instance|
expect(instance).to receive(:render).and_return('test')
end
filter('test')
end
it 'uses CommonMark' do
expect_next_instance_of(Banzai::Filter::MarkdownEngines::CommonMark) do |instance|
expect(instance).to receive(:render).and_return('test')
end
filter('test', { markdown_engine: :common_mark })
end
end
describe 'code block' do
context 'using CommonMark' do
before do
stub_const('Banzai::Filter::MarkdownFilter::DEFAULT_ENGINE', :common_mark)
end
it 'adds language to lang attribute when specified' do
result = filter("```html\nsome code\n```", no_sourcepos: true)
if Feature.enabled?(:use_cmark_renderer, default_enabled: :yaml)
expect(result).to start_with('<pre lang="html"><code>')
else
expect(result).to start_with('<pre><code lang="html">')
end
end
it 'does not add language to lang attribute when not specified' do
result = filter("```\nsome code\n```", no_sourcepos: true)
expect(result).to start_with('<pre><code>')
end
it 'works with utf8 chars in language' do
result = filter("```日\nsome code\n```", no_sourcepos: true)
if Feature.enabled?(:use_cmark_renderer, default_enabled: :yaml)
expect(result).to start_with('<pre lang="日"><code>')
else
expect(result).to start_with('<pre><code lang="日">')
end
end
it 'works with additional language parameters' do
result = filter("```ruby:red gem foo\nsome code\n```", no_sourcepos: true)
if Feature.enabled?(:use_cmark_renderer, default_enabled: :yaml)
expect(result).to start_with('<pre lang="ruby:red" data-meta="gem foo"><code>')
else
expect(result).to start_with('<pre><code lang="ruby:red gem foo">')
end
end
end
end
describe 'source line position' do
context 'using CommonMark' do
before do
stub_const('Banzai::Filter::MarkdownFilter::DEFAULT_ENGINE', :common_mark)
end
it 'defaults to add data-sourcepos' do
result = filter('test')
expect(result).to eq '<p data-sourcepos="1:1-1:4">test</p>'
end
it 'disables data-sourcepos' do
result = filter('test', no_sourcepos: true)
expect(result).to eq '<p>test</p>'
end
end
end
describe 'footnotes in tables' do
it 'processes footnotes in table cells' do
text = <<-MD.strip_heredoc
| Column1 |
| --------- |
| foot [^1] |
[^1]: a footnote
MD
result = filter(text, no_sourcepos: true)
expect(result).to include('<td>foot <sup')
if Feature.enabled?(:use_cmark_renderer, default_enabled: :yaml)
expect(result).to include('<section class="footnotes" data-footnotes>')
else
expect(result).to include('<section class="footnotes">')
end
end
end
end
context 'using ruby-based HTML renderer' do
before do
stub_feature_flags(use_cmark_renderer: false)
end
it_behaves_like 'renders correct markdown'
end
context 'using c-based HTML renderer' do
before do
stub_feature_flags(use_cmark_renderer: true)
end
it_behaves_like 'renders correct markdown'
end
end
|
