Shell Files
Wc File Handler is added and new test cases written for test count lines
Test case for count words in single and count words in multiple lines are done
Test case for word count when comma is present between two words is done
Test Case for count characters in single line done
Test Case for count characters in multiple lines is done
File Name when present and when not present is tested
Head Functionality Refactored
Test case for when number of lines are specified and when not specified is done
Test case for get head lines when number of lines are specified and when not specified is done
Test Case for get head lines when number of specified lines are not present is done
Test Case for get file when specified and when not specified is done
Test Case for get file when specified and when not specified is done
Tail Refactored
Test case for get number of lines when specified and when not specified is done in tail
Test case for get tail lines when number of lines are specifies and when not specified is done
Test case for get file name when specified and when not specified is done
Uniq Refactpred