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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MarkdownContentRewriterService do
let_it_be(:user) { create(:user) }
let_it_be(:source_parent) { create(:project, :public) }
let_it_be(:target_parent) { create(:project, :public) }
let(:content) { 'My content' }
describe '#initialize' do
it 'raises an error if source_parent is not a Project' do
expect do
described_class.new(user, content, create(:group), target_parent)
end.to raise_error(ArgumentError, 'The rewriter classes require that `source_parent` is a `Project`')
end
end
describe '#execute' do
subject { described_class.new(user, content, source_parent, target_parent).execute }
it 'calls the rewriter classes successfully', :aggregate_failures do
[Gitlab::Gfm::ReferenceRewriter, Gitlab::Gfm::UploadsRewriter].each do |rewriter_class|
service = double
expect(service).to receive(:rewrite).with(target_parent)
expect(rewriter_class).to receive(:new).and_return(service)
end
subject
end
# Perform simple integration-style tests for each rewriter class.
# to prove they run correctly.
context 'when content contains a reference' do
let_it_be(:issue) { create(:issue, project: source_parent) }
let(:content) { "See ##{issue.iid}" }
it 'rewrites content' do
expect(subject).to eq("See #{source_parent.full_path}##{issue.iid}")
end
end
context 'when content contains an upload' do
let(:image_uploader) { build(:file_uploader, project: source_parent) }
let(:content) { "Text and #{image_uploader.markdown_link}" }
it 'rewrites content' do
new_content = subject
expect(new_content).not_to eq(content)
expect(new_content.length).to eq(content.length)
end
end
end
end
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