public async Task Add_WhenAddVehicle_ShouldSaveTheVehicle()
{
var vehicle = new VehicleDto
{
Description = "VW Golf",
PricePerDay = 10
};
var vehicleDto = await _sut.AddNewVehicle(vehicle);
vehicleDto.Should().NotBeNull();
vehicleDto.Id.Should().Be(1);
vehicleDto.Description.Should().Be("VW Golf");
vehicleDto.PricePerDay.Should().Be(10);
_dbContext.Vehicles.Count().Should().Be(1);
var vehicleAdded = await _dbContext.Vehicles.FirstOrDefaultAsync();
vehicleAdded.Id.Should().Be(1);
vehicleAdded.Description.Should().Be("VW Golf");
vehicleAdded.PricePerDay.Should().Be(10);
}