public async Task AddCategory_IfNewItem_AddItem()
{
//Arrange
var expectedCategoryName = "expected";
MakeMockAddForRepository();
// Act
// Run method which should be tested
var result = await _controller.AddCategoryAsync(expectedCategoryName);
//Assert
Assert.Equal(expectedCategoryName, result.Name);
_repositoryMock.VerifyAll();
}