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path: root/spec/graphql/resolvers/board_lists_resolver_spec.rb
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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Resolvers::BoardListsResolver do
  include GraphqlHelpers

  let_it_be(:user)          { create(:user) }
  let_it_be(:guest)         { create(:user) }
  let_it_be(:unauth_user)   { create(:user) }
  let_it_be(:project)       { create(:project, creator_id: user.id, namespace: user.namespace ) }
  let_it_be(:group)         { create(:group, :private) }
  let_it_be(:project_label) { create(:label, project: project, name: 'Development') }
  let_it_be(:group_label)   { create(:group_label, group: group, name: 'Development') }

  shared_examples_for 'group and project board lists resolver' do
    let(:board) { create(:board, resource_parent: board_parent) }

    before do
      board_parent.add_developer(user)
    end

    it 'does not create the backlog list' do
      lists = resolve_board_lists.items

      expect(lists.count).to eq 1
      expect(lists[0].list_type).to eq 'closed'
    end

    context 'with unauthorized user' do
      it 'raises an error' do
        expect do
          resolve_board_lists(current_user: unauth_user)
        end.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
      end
    end

    context 'when authorized' do
      let!(:label_list) { create(:list, board: board, label: label) }
      let!(:backlog_list) { create(:backlog_list, board: board) }

      it 'returns a list of board lists' do
        lists = resolve_board_lists.items

        expect(lists.count).to eq 3
        expect(lists.map(&:list_type)).to eq %w(backlog label closed)
      end

      context 'when another user has list preferences' do
        before do
          board.lists.first.update_preferences_for(guest, collapsed: true)
        end

        it 'returns the complete list of board lists for this user' do
          lists = resolve_board_lists.items

          expect(lists.count).to eq 3
        end
      end

      context 'when querying for a single list' do
        it 'returns specified list' do
          list = resolve_board_lists(args: { id: global_id_of(label_list) }).items

          expect(list).to eq [label_list]
        end

        it 'returns empty result if list is not found' do
          external_group = create(:group, :private)
          external_board = create(:board, resource_parent: external_group )
          external_label = create(:group_label, group: group)
          external_list = create(:list, board: external_board, label: external_label)

          list = resolve_board_lists(args: { id: global_id_of(external_list) }).items

          expect(list).to eq List.none
        end

        it 'raises an argument error if list ID is not valid' do
          expect { resolve_board_lists(args: { id: 'test' }).items }
            .to raise_error(Gitlab::Graphql::Errors::ArgumentError)
        end
      end
    end
  end

  describe '#resolve' do
    context 'when project boards' do
      let(:board_parent) { project }
      let(:label) { project_label }

      it_behaves_like 'group and project board lists resolver'
    end

    context 'when group boards' do
      let(:board_parent) { group }
      let(:label) { group_label }

      it_behaves_like 'group and project board lists resolver'
    end
  end

  def resolve_board_lists(args: {}, current_user: user)
    context = GraphQL::Query::Context.new(
      query: OpenStruct.new(schema: nil),
      values: { current_user: current_user },
      object: nil
    )

    resolve(described_class, obj: board, args: args, ctx: context )
  end
end