# invalid dates should be rejected
# 1. valid month and day, but flipped
bin/hledger -f- print
<<<
2010/31/12 x
   a  1
   b
>>>2 /bad month number: 31/
>>>= 1
# 2. too-large day
bin/hledger -f- print
<<<
2010/12/32 x
   a  1
   b
>>>2 /bad day number: 32/
>>>= 1
# 3. 29th feb on leap year should be ok
bin/hledger -f- print
<<<
2000/2/29 x
   a  1
   b
>>>
2000/02/29 x
    a             1
    b            -1

>>>= 0
# 3. 29th feb on non-leap year should fail
bin/hledger -f- print
<<<
2001/2/29 x
   a  1
   b
>>>2 /bad day number: 29/
>>>= 1