hledger/tests/filter-patterns.test

# 1. account pattern with space
bin/hledger -f- register 'a a'
<<<
2010/3/1 x
  a a  1
  b
>>>
2010/03/01 x                    a a                               1            1
#
# 2. description pattern with space
bin/hledger -f- register desc:'x x'
<<<
2010/3/1 x
  a  1
  b

2010/3/2 x x
  a  1
  b
>>>
2010/03/02 x x                  a                                 1            1
                                b                                -1            0