new_contents: from fileanalyzer import FileAnalyzer
  from unittest import TestCase
  
  
  class TestFileAnalyzer(TestCase):
      def setUp(self):
          self.analyzer = FileAnalyzer()
  
      def test_get_line_count(self):
          assert self.analyzer.get_line_count("this is a line") == 1
  
      def test_get_line_count(self):
          assert self.analyzer.get_line_count("this\nis two") == 2
  
  
subject: Add test_fileanalyzer