public void Collection_Function_Compare_TwoCollections_ExactMatch_Valid()
{
var expectedResults = new CollectionCompareResults <int>(missingSorceRecords: new List <int>(), missingSecondaryRecords: new List <int>());
var actualResults = TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_TEN.Compare(TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_TEN);
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSourceCollection.ToList(), actualResults.RecordsMissingInSourceCollection.ToList());
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSecondaryCollection.ToList(), actualResults.RecordsMissingInSecondaryCollection.ToList());
}
public void Collection_Function_Compare_TwoCollections_FirstCollectionMissing_Six_Thru_Ten_SecondCollectionMissing_One_Thru_Five_Valid()
{
var expectedResults = new CollectionCompareResults <int>(missingSorceRecords: TestCollectionData.ORDER_OF_NUMBERS_SIX_THRU_TEN, missingSecondaryRecords: TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_FIVE);
var actualResults = TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_FIVE.Compare(TestCollectionData.ORDER_OF_NUMBERS_SIX_THRU_TEN);
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSourceCollection.ToList(), actualResults.RecordsMissingInSourceCollection.ToList());
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSecondaryCollection.ToList(), actualResults.RecordsMissingInSecondaryCollection.ToList());
}
public void Collection_Function_Compare_Empty_Second_Collection_Correct_EnumerableCompareResults_Valid()
{
var expectedResults = new CollectionCompareResults <int>(missingSorceRecords: new List <int>(),
missingSecondaryRecords: TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_TEN);
var actualResults = TestCollectionData.ORDER_OF_NUMBERS_ONE_THRU_TEN.Compare(TestCollectionData.EMPTY_LIST);
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSourceCollection.ToList(), actualResults.RecordsMissingInSourceCollection.ToList());
CollectionAssert.AreEqual(expectedResults.RecordsMissingInSecondaryCollection.ToList(), actualResults.RecordsMissingInSecondaryCollection.ToList());
}
/// <summary>
/// Compares two collections of the same type
/// </summary>
/// <typeparam name="TSource">Type of Collection</typeparam>
/// <param name="source">Source Collection</param>
/// <param name="secondaryCollection">Secondary Collection</param>
/// <returns type="CollectionCompareResults">Provides list of what is missing in each collection, respectively</returns>
public static CollectionCompareResults <TSource> Compare <TSource>(this IEnumerable <TSource> source, IEnumerable <TSource> secondaryCollection)
{
if (source.IsNull())
{
throw new SourceNullException(nameof(source));
}
if (secondaryCollection.IsNull())
{
throw new SourceNullException(nameof(secondaryCollection));
}
var results = new CollectionCompareResults <TSource>(
secondaryCollection.Except(source).ToList(),
source.Except(secondaryCollection).ToList());
return(results);
}
