# frozen_string_literal: true

require 'spec_helper'

describe Mutations::AlertManagement::CreateAlertIssue do
  let_it_be(:current_user) { create(:user) }
  let_it_be(:project) { create(:project) }
  let_it_be(:alert) { create(:alert_management_alert, project: project, status: 'triggered') }
  let(:args) { { project_path: project.full_path, iid: alert.iid } }

  specify { expect(described_class).to require_graphql_authorizations(:update_alert_management_alert) }

  describe '#resolve' do
    subject(:resolve) { mutation_for(project, current_user).resolve(args) }

    context 'user has access to project' do
      before do
        project.add_developer(current_user)
      end

      context 'when CreateAlertIssueService responds with success' do
        it 'returns the issue with no errors' do
          expect(resolve).to eq(
            alert: alert.reload,
            issue: Issue.last!,
            errors: []
          )
        end
      end

      context 'when CreateAlertIssue responds with an error' do
        before do
          allow_any_instance_of(::AlertManagement::CreateAlertIssueService)
            .to receive(:execute)
            .and_return(ServiceResponse.error(payload: { issue: nil }, message: 'An issue already exists'))
        end

        it 'returns errors' do
          expect(resolve).to eq(
            alert: alert,
            issue: nil,
            errors: ['An issue already exists']
          )
        end
      end
    end

    context 'when resource is not accessible to the user' do
      it 'raises an error if the resource is not accessible to the user' do
        expect { subject }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
      end
    end
  end

  private

  def mutation_for(project, user)
    described_class.new(object: project, context: { current_user: user }, field: nil)
  end
end