spec/lib/banzai/cross_project_reference_spec.rb


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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Banzai::CrossProjectReference do
  let(:including_class) { Class.new.include(described_class).new }
  let(:reference_cache) { Banzai::Filter::References::ReferenceCache.new(including_class, {}, {})}

  before do
    allow(including_class).to receive(:context).and_return({})
    allow(including_class).to receive(:parent_from_ref).and_call_original
    allow(including_class).to receive(:reference_cache).and_return(reference_cache)
  end

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

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

        expect(including_class.parent_from_ref(nil)).to eq project
      end
    end

    context 'when no project was referenced in group context' do
      it 'returns the group from context' do
        group = double

        allow(including_class).to receive(:context).and_return({ group: group })

        expect(including_class.parent_from_ref(nil)).to eq group
      end
    end

    context 'when referenced project does not exist' do
      it 'returns nil' do
        expect(including_class.parent_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_by_full_path)
          .with('cross/reference').and_return(project2)

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

    context 'when reference cache is loaded' do
      let(:project2) { double('referenced project') }

      before do
        allow(reference_cache).to receive(:cache_loaded?).and_return(true)
        allow(reference_cache).to receive(:parent_per_reference).and_return({ 'cross/reference' => project2 })
      end

      it 'pulls from the reference cache' do
        expect(including_class.parent_from_ref('cross/reference')).to eq project2
      end
    end
  end
end