[ '--attr=:', 'must be provided a string' ],
[ '--attr=bold:underscore', 'must have strings separated by ,' ],
[ '--attr=b0ld', 'must be provided valid attribute names' ],
[ '--attr=:', 'must be provided a string' ],
[ '--attr=bold:underscore', 'must have strings separated by ,' ],
[ '--attr=b0ld', 'must be provided valid attribute names' ],
[ '--exclude-random=random', 'must be provided a plain color' ],
[ '--clean --clean-all', 'mutually exclusive' ],
[ '--clean file1 file2', 'more than one file' ],
[ '--exclude-random=random', 'must be provided a plain color' ],
[ '--clean --clean-all', 'mutually exclusive' ],
[ '--clean file1 file2', 'more than one file' ],