public async Task GetProjectTotals_WhenInputIsValid_ShouldSearchCostsByProjectIdAndUserId()
        {
            // Arrange
            var projectId    = Guid.NewGuid();
            var userId       = Guid.NewGuid();
            var userIdentity = new UserIdentity {
                Id = userId
            };

            _efContext.Project.Add(new Project
            {
                Id        = projectId,
                CreatedBy = new CostUser
                {
                    Agency = new Agency()
                },
                Brand = new Brand(),
            });
            _efContext.CostUser.Add(new CostUser
            {
                Id     = userId,
                Agency = new Agency()
            });
            _efContext.SaveChanges();

            // Act
            await _projectDataService.GetProjectTotals(projectId, userIdentity);

            // Assert
            _elasticSearchServiceMock.Verify(es =>
                                             es.SearchCosts(It.Is <CostQuery>(q => q.ProjectId == projectId.ToString()), userId), Times.Once);
        }