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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Banzai::Filter::GollumTagsFilter do
include FilterSpecHelper
let(:project) { create(:project) }
let(:wiki) { ProjectWiki.new(project, nil) }
describe 'validation' do
it 'ensure that a :wiki key exists in context' do
expect { filter("See [[images/image.jpg]]", {}) }.to raise_error ArgumentError, "Missing context keys for Banzai::Filter::GollumTagsFilter: :wiki"
end
end
context 'linking internal images' do
it 'creates img tag if image exists' do
blob = double(mime_type: 'image/jpeg', name: 'images/image.jpg', path: 'images/image.jpg', data: '')
wiki_file = Gitlab::Git::WikiFile.new(blob)
expect(wiki).to receive(:find_file).with('images/image.jpg', load_content: false).and_return(wiki_file)
tag = '[[images/image.jpg]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.at_css('img')['src']).to eq 'images/image.jpg'
end
it 'does not creates img tag if image does not exist' do
expect(wiki).to receive(:find_file).with('images/image.jpg', load_content: false).and_return(nil)
tag = '[[images/image.jpg]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.css('img').size).to eq 0
end
end
context 'linking external images' do
it 'creates img tag for valid URL' do
tag = '[[http://example.com/image.jpg]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.at_css('img')['src']).to eq "http://example.com/image.jpg"
end
it 'does not creates img tag for invalid URL' do
tag = '[[http://example.com/image.pdf]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.css('img').size).to eq 0
end
end
context 'linking external resources' do
it "the created link's text will be equal to the resource's text" do
tag = '[[http://example.com]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.at_css('a').text).to eq 'http://example.com'
expect(doc.at_css('a')['href']).to eq 'http://example.com'
end
it "the created link's text will be link-text" do
tag = '[[link-text|http://example.com/pdfs/gollum.pdf]]'
doc = filter("See #{tag}", wiki: wiki)
expect(doc.at_css('a').text).to eq 'link-text'
expect(doc.at_css('a')['href']).to eq 'http://example.com/pdfs/gollum.pdf'
end
end
context 'linking internal resources' do
it "the created link's text includes the resource's text and wiki base path" do
tag = '[[wiki-slug]]'
doc = filter("See #{tag}", wiki: wiki)
expected_path = ::File.join(wiki.wiki_base_path, 'wiki-slug')
expect(doc.at_css('a').text).to eq 'wiki-slug'
expect(doc.at_css('a')['href']).to eq expected_path
end
it "the created link's text will be link-text" do
tag = '[[link-text|wiki-slug]]'
doc = filter("See #{tag}", wiki: wiki)
expected_path = ::File.join(wiki.wiki_base_path, 'wiki-slug')
expect(doc.at_css('a').text).to eq 'link-text'
expect(doc.at_css('a')['href']).to eq expected_path
end
it "inside back ticks will be exempt from linkification" do
doc = filter('<code>[[link-in-backticks]]</code>', wiki: wiki)
expect(doc.at_css('code').text).to eq '[[link-in-backticks]]'
end
end
end
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