# 1. monthly reporting interval, no end dates, shows just the intervals with data:
hledgerdev -f- register --period 'monthly'
<<<
2011/2/1
  (a)  1
>>>
2011/02/01 - 2011/02/28         a                                1             1
>>>=0

# 2. or with a query pattern, just the intervals with matched data:
hledgerdev -f- register --period 'monthly' b
<<<
2011/1/1
  (a)  1

2011/2/1
  (b)  1
>>>
2011/02/01 - 2011/02/28         b                                1             1
>>>=0

# 3. with --empty, show all intervals spanned by the journal
# (unlike current ledger, but more useful)
hledgerdev -f- register --period 'monthly' b --empty
<<<
2011/1/1
  (a)  1

2011/2/1
  (b)  1

2011/3/1
  (c)  1
>>>
2011/01/01 - 2011/01/31                                          0             0
2011/02/01 - 2011/02/28         b                                1             1
2011/03/01 - 2011/03/31                                          0             1
>>>=0

# 4. any specified begin/end dates limit the intervals reported
hledgerdev -f- register --period 'monthly to 2011/3/1' b --empty
<<<
2011/1/1
  (a)  1

2011/2/1
  (b)  1

2011/3/1
  (c)  1
>>>
2011/01/01 - 2011/01/31                                          0             0
2011/02/01 - 2011/02/28         b                                1             1
>>>=0

# 6. --date2 should work with intervals
hledgerdev -f- register --monthly --date2
<<<
2014/1/1
  (a)  1

2014/2/1=2014/1/31
  (b)  1
>>>
2014/01/01 - 2014/01/31         a                                1             1
                                b                                1             2
>>>=0

# 7. All matched postings in the displayed intervals should be reported on.
hledgerdev -f- register -p 'monthly 2014/1/10-2014/2/20'
<<<
2014/1/5
 (before)  1

2014/2/1
 (within)  1

2014/2/25
 (after)  1

>>>
2014/01/01 - 2014/01/31         before                           1             1
2014/02/01 - 2014/02/28         after                            1             2
                                within                           1             3
>>>=0