Extended node tests
Added parser test
Improved classmodel test
Improved package test
Added code block test
Improved tests for code block extractor
Improved test for code block table
Extended code extractor test
Fixed count of duplicate lines
Improved test coverage for duplication report
Improved unitsize report test
Improved test, removed redundant code
Improved test coverage
Improved test coverage
Improved test coverage
Moved tests to correct class
Improved test coverage
Improved test coverage