Testing '1c'
Without \s*    :   1='1', 2='', 3=''
With \s*       :   1='1', 2='', 3=''

Testing '2w'
Without \s*    :   1='', 2='2', 3=''
With \s*       :   1='', 2='2', 3=''

Testing '2c3w'
Without \s*    :   1='2', 2='3', 3=''
With \s*       :   1='3', 2='3', 3=''

Testing '1w1w'
Without \s*    :   1='', 2='1', 3=''
With \s*       :   1='1', 2='1', 3=''

Testing '1w2r'
Without \s*    :   1='', 2='1', 3='2'
With \s*       :   1='2', 2='2', 3='2'

Testing '2r1c'
Without \s*    :   1='1', 2='', 3='2'
With \s*       :   1='1', 2='', 3='2'