require 'spec_helper'

module Gitlab::Markdown
  describe CrossProjectReference do
    include described_class

    describe '#project_from_ref' do
      context 'when no project was referenced' do
        it 'returns the project from context' do
          project = double

          allow(self).to receive(:context).and_return({ project: project })

          expect(project_from_ref(nil)).to eq project
        end
      end

      context 'when referenced project does not exist' do
        it 'returns nil' do
          expect(project_from_ref('invalid/reference')).to be_nil
        end
      end

      context 'when referenced project exists' do
        it 'returns the referenced project' do
          project2 = double('referenced project')

          expect(Project).to receive(:find_with_namespace).
            with('cross/reference').and_return(project2)

          expect(project_from_ref('cross/reference')).to eq project2
        end
      end
    end
  end
end