spec/graphql/resolvers/users_resolver_spec.rb


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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Resolvers::UsersResolver do
  include GraphqlHelpers

  let_it_be(:user1) { create(:user) }
  let_it_be(:user2) { create(:user) }

  describe '#resolve' do
    it 'raises an error when read_users_list is not authorized' do
      expect(Ability).to receive(:allowed?).with(nil, :read_users_list).and_return(false)

      expect { resolve_users }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
    end

    context 'when no arguments are passed' do
      it 'returns all users' do
        expect(resolve_users).to contain_exactly(user1, user2)
      end
    end

    context 'when both ids and usernames are passed ' do
      it 'raises an error' do
        expect { resolve_users(ids: [user1.to_global_id.to_s], usernames: [user1.username]) }
        .to raise_error(Gitlab::Graphql::Errors::ArgumentError)
      end
    end

    context 'when a set of IDs is passed' do
      it 'returns those users' do
        expect(
          resolve_users(ids: [user1.to_global_id.to_s, user2.to_global_id.to_s])
        ).to contain_exactly(user1, user2)
      end
    end

    context 'when a set of usernames is passed' do
      it 'returns those users' do
        expect(
          resolve_users(usernames: [user1.username, user2.username])
        ).to contain_exactly(user1, user2)
      end
    end
  end

  def resolve_users(args = {})
    resolve(described_class, args: args)
  end
end