public void WholeMonth()
{
// Arrange
_respository.GetBudget().Returns(dBugets);
_bugetService = new BugetService(_respository);
var expected = 10;
var startDateTime = new DateTime(2018, 6, 1);
var endDateTime = new DateTime(2018, 6, 1);
// Act
var actual = _bugetService.GetBuget(startDateTime, endDateTime);
// Assert
Assert.AreEqual(expected, actual);
}