public void ShouldReturnEmptyListIfInputListIsEmpty()
{
List <string> duplicateList = new List <string>();
List <string> uniqueList = UniqueList.DeDuplicate(duplicateList);
Assert.AreEqual(0, uniqueList.Count);
}
public void ShouldRemoveOneDuplicatestringIfInputListHasTwoSamestrings()
{
List <string> duplicateList = new List <string> {
"ThoughtWorks", "ThoughtWorks"
};
List <string> uniqueList = UniqueList.DeDuplicate(duplicateList);
Assert.AreEqual(1, uniqueList.Count);
Assert.AreEqual("ThoughtWorks", uniqueList[0]);
}
public void ShouldReturnSameListIfInputListHasOnestring()
{
List <string> duplicateList = new List <string> {
"ThoughtWorks"
};
List <string> uniqueList = UniqueList.DeDuplicate(duplicateList);
Assert.AreEqual(1, uniqueList.Count);
Assert.AreEqual("ThoughtWorks", uniqueList[0]);
}
public void ShouldRemoveDuplicateAndMaintainOrderInInputListsWithDuplicateElements()
{
List <string> duplicateList = new List <string> {
"orange", "apple", "banana", "apple"
};
List <string> uniqueList = UniqueList.DeDuplicate(duplicateList);
Assert.AreEqual(3, uniqueList.Count);
Assert.IsTrue(uniqueList.Contains("orange"));
Assert.IsTrue(uniqueList.Contains("apple"));
Assert.IsTrue(uniqueList.Contains("banana"));
}
