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Injection and testing

a guest Sep 30th, 2011 78 Never
  1. <TestClass()> _
  2. Public Class FamilyMapperTest
  3.     ' Because we need to alter the dates in the repositories from time to time, we can't use injection here
  4.     ' How can this be improved?
  5.     Dim myCountryRepository As ICountryRepository = MemoryKernel.Instance.Get(Of ICountryRepository)()
  6.     Dim myLocalisationAndUnopsProjectRepository As MemoryLocalisationAndUnopsProjectRepository = MemoryKernel.Instance.Get(Of MemoryLocalisationAndUnopsProjectRepository)()
  7.     Dim myMemoryCategoryRepository As MemoryCategoryRepository = MemoryKernel.Instance.Get(Of MemoryCategoryRepository)()
  8.  
  9.     Dim myCountryMapper As CountryMapper = New CountryMapper(myCountryRepository)
  10.     Dim myLocalisationMapper As LocalisationMapper = New LocalisationMapper(myLocalisationAndUnopsProjectRepository, myLocalisationAndUnopsProjectRepository)
  11.     Dim myCategoryMapper As CategoryMapper = New CategoryMapper(myMemoryCategoryRepository)
  12.     Dim myFamilyMapper As FamilyMapper = New FamilyMapper(myCountryMapper, myLocalisationMapper, myCategoryMapper)
  13.        
  14.         ' This entire block could be replaced by
  15.         ' Dim myFamilyMapper As FamilyMapper = MemoryKernel.Get(Of FamilyMapper)
  16.        
  17.             <TestMethod()> _
  18.     Public Sub GetCategoryStartDate_CategoryStartDateAndContractStartDate_ContractStartDateIsOldestDate()
  19.         ' Set a property on myMemoryCategoryRepository
  20.                 ' Assert the outcome of myFamilyMapper based on the property I just set in the repository
  21.     End Sub
  22. end Class      
  23.  
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