# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Resolvers::Ci::ConfigResolver do
  include GraphqlHelpers

  describe '#resolve' do
    let_it_be(:user) { create(:user) }
    let_it_be(:project) { create(:project, :repository, creator: user, namespace: user.namespace) }
    let_it_be(:sha) { nil }

    let_it_be(:content) do
      File.read(Rails.root.join('spec/support/gitlab_stubs/gitlab_ci_includes.yml'))
    end

    let(:ci_lint) do
      ci_lint_double = instance_double(::Gitlab::Ci::Lint)
      allow(ci_lint_double).to receive(:validate).and_return(fake_result)

      ci_lint_double
    end

    before do
      allow(::Gitlab::Ci::Lint).to receive(:new).and_return(ci_lint)
    end

    subject(:response) do
      resolve(described_class,
              args: { project_path: project.full_path, content: content, sha: sha },
              ctx:  { current_user: user })
    end

    shared_examples 'a valid config file' do
      let(:fake_result) do
        ::Gitlab::Ci::Lint::Result.new(
          merged_yaml: content,
          jobs: [],
          errors: [],
          warnings: []
        )
      end

      it 'lints the ci config file and returns the merged yaml file' do
        expect(response[:status]).to eq(:valid)
        expect(response[:merged_yaml]).to eq(content)
        expect(response[:errors]).to be_empty
        expect(::Gitlab::Ci::Lint).to have_received(:new).with(current_user: user, project: project, sha: sha)
      end
    end

    context 'with a valid .gitlab-ci.yml' do
      context 'with a sha' do
        let(:sha) { '1231231' }

        it_behaves_like 'a valid config file'
      end

      context 'without a sha' do
        it_behaves_like 'a valid config file'
      end
    end

    context 'with an invalid .gitlab-ci.yml' do
      let(:content) { 'invalid' }

      let(:fake_result) do
        Gitlab::Ci::Lint::Result.new(
          jobs: [],
          merged_yaml: content,
          errors: ['Invalid configuration format'],
          warnings: []
        )
      end

      it 'responds with errors about invalid syntax' do
        expect(response[:status]).to eq(:invalid)
        expect(response[:errors]).to eq(['Invalid configuration format'])
      end
    end

    context 'with an invalid SHA' do
      let_it_be(:sha) { ':' }

      let(:ci_lint) do
        ci_lint_double = instance_double(::Gitlab::Ci::Lint)
        allow(ci_lint_double).to receive(:validate).and_raise(GRPC::InvalidArgument)

        ci_lint_double
      end

      it 'logs the invalid SHA to Sentry' do
        expect(Gitlab::ErrorTracking).to receive(:track_and_raise_exception)
          .with(GRPC::InvalidArgument, sha: ':')

        response
      end
    end
  end
end