Renamed and refactored TestPrinterPresenter
Added tests for PrinterPresenter text value initialization
Improved tests for BlockPresenter
Corrected tests for ConditionalPresenter.
Converted test to WordSpec
Corrected FunctionArgumentPresenter tests
Corrected SetterPresenter tests.
Merged Mockito mocking into MockBlockView object.
Corrected FunctionReferencePresenter tests.
Corrected tests for FunctionDefinitionPresenter