Private Sub TranslateStringUsingCharacterPairsVerify()
    'Test the TranslateStringUsingCharacterPairs function.

    Debug.Assert IsNull(TranslateStringUsingCharacterPairs(Null, "aAbBcC")) ' Behavior #1

    Debug.Assert IsNull(TranslateStringUsingCharacterPairs("Abraham", Null)) ' Behavior #2

    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "aDbEcF", vbBinaryCompare) = "CED" ' Behavior #3
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "ADBECF", vbBinaryCompare) = "Fba"
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "aDbEcF", vbTextCompare) = "FED"
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "ADBECF", vbTextCompare) = "FED"

    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "aDbEcF") = "CED" ' Behavior #4
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "ADBECF") = "Fba"
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "ADBECF", Null) = "Fba"
    Debug.Assert TranslateStringUsingCharacterPairs("Cba", "ADBECF", "Joe") = "Fba"

    Debug.Assert TranslateStringUsingCharacterPairs("EDCBA", "AJBKC") = "EDCKJ" ' General Behavior
    Debug.Assert TranslateStringUsingCharacterPairs("Cab", "aAbBcC") = "CAB"

End Sub