passing Exercise_1_Test.changeColorOfAllShapes
passing Exercise_1_Test.buildStringRepresentingAllShapes
passing Exercise_1_Test.changeColorAndMakeStringOfOldColors
passing Exercise_2_Test.getAllPersonsEligibleToVote
passing Exercise_2_Test.setOfVotersInDistrict
passing Exercise_2_Test.removeAllSpoiledBallots
passing Exercise_2_Test.setOfVotersInDistrictInUnmodifiableSet
passing Exercise_3_Test.getAllBookTitles
passing Exercise_3_Test.getNamesOfAuthorsOfBooks
passing Exercise_3_Test.getPublishersRepresentedByBooks
passing Exercise_4_Test.getListOfDocumentTitlesUsingReferenceOfInstanceMethodBelongingToAClass
passing Exercise_4_Test.getListOfPageCharacterCountsFromDocumentUsingReferenceOfStaticMethodBelongingToAClass
passing Exercise_4_Test.printContentsOfDocumentUsingReferenceOfInstanceMethodBeloningToAnObject
passing Exercise_4_Test.transformPagesToHaveFooterUsingReferenceOfInstanceMethodBelonginToThisObject
passing Exercise_4_Test.createNewDocumentWithTranslatedPagesUsingReferenceOfConstructorMethod