require 'spec_helper'
require 'rack/test'

describe 'API v3 Render resource' do
  include Rack::Test::Methods

  let(:project) { FactoryGirl.create(:project, is_public: false) }
  let(:work_package) { FactoryGirl.create(:work_package, project: project) }
  let(:user) { FactoryGirl.create(:user, member_in_project: project) }
  let(:content_type) { 'text/plain, charset=UTF-8' }

  before(:each) do
    allow(User).to receive(:current).and_return(user)
    post post_path, params, 'CONTENT_TYPE' => content_type
  end

  shared_examples_for 'valid response' do
    it { expect(subject.status).to eq(200) }

    it { expect(subject.content_type).to eq('text/html') }

    it { expect(subject.body).to eq(text) }
  end

  describe 'textile' do
    describe '#post' do
      let(:path) { '/api/v3/render/textile' }

      subject(:response) { last_response }

      describe 'response' do
        describe 'valid' do
          context 'w/o context' do
            let(:post_path) { path }
            let(:params) do
              'Hello World! This *is* textile with a ' +
                '"link":http://community.openproject.org and ümläutß.'
            end
            let(:text) do
              '<p>Hello World! This <strong>is</strong> textile with a ' +
                '<a href="http://community.openproject.org" class="external">link</a> ' +
                'and ümläutß.</p>'
            end

            it_behaves_like 'valid response'
          end

          context 'with context' do
            let(:post_path) { "#{path}?context=/api/v3/work_packages/#{work_package.id}" }
            let(:params) { "Hello World! Have a look at ##{work_package.id}" }
            let(:id) { work_package.id }
            let(:href) { "/work_packages/#{id}" }
            let(:title) { "#{work_package.subject} (#{work_package.status})" }
            let(:text) {
              "<p>Hello World! Have a look at <a href=\"#{href}\" "\
              "class=\"issue work_package status-1 priority-1\" "\
              "title=\"#{title}\">##{id}</a></p>"
            }

            it_behaves_like 'valid response'
          end
        end

        describe 'invalid' do
          context 'content type' do
            let(:content_type) { 'application/json' }
            let(:post_path) { path }
            let(:params) { "Hello World! Have a look at ##{work_package.id}" }

            it_behaves_like 'invalid request body',
                            'Expected content type \'text/plain\' but got \'application/json\'.'
          end

          context 'with context' do
            let(:params) { '' }

            describe 'work package does not exist' do
              let(:post_path) { "#{path}?context=/api/v3/work_packages/-1" }

              it_behaves_like 'invalid render context', 'Context does not exist!'
            end

            describe 'work package not visible' do
              let(:invisible_work_package) { FactoryGirl.create(:work_package) }
              let(:post_path) {
                "#{path}?context=/api/v3/work_packages/#{invisible_work_package.id}"
              }

              it_behaves_like 'invalid render context', 'Context does not exist!'
            end

            describe 'context does not exist' do
              let(:post_path) { "#{path}?context=/api/v3/" }

              it_behaves_like 'invalid render context', 'No context found.'
            end

            describe 'unsupported context found' do
              let(:post_path) { "#{path}?context=/api/v3/activities/2" }

              it_behaves_like 'invalid render context', 'Unsupported context found.'
            end
          end
        end
      end
    end
  end

  describe 'plain' do
    describe '#post' do
      let(:post_path) { '/api/v3/render/plain' }

      subject(:response) { last_response }

      describe 'response' do
        describe 'valid' do
          let(:params) { 'Hello World! Have a look at #1' }
          let(:text) { "<p>#{params}</p>" }

          it_behaves_like 'valid response'
        end
      end
    end
  end
end