public void Get_ShouldCallFind_ShouldReturnRealEstate()
        {
            // Arrange
            int id = testRealEstates.First().Id;
            var expectedRealEstate = testRealEstates.First();

            dbSetRealEstateMock
            .Setup(ds => ds.Find(It.IsAny <int>()))
            .Returns(FindRealEstate(id));

            // Act
            var realEstate = repo.Get(id);

            // Assert
            realEstate.Should().BeEquivalentTo(expectedRealEstate);
        }