#!/usr/bin/env shelltest
#
<
2010/04/01 tr1
  a   16$
  b   -16$

2010/04/02 tr2
  a   -16$
  b   16$

# 1. One commodity. Zero accounts should be elided but the final total should not.
$ hledger -f - balance
>
--------------------
                   0
>=0

<
1/1
  (a:b)   1

# 2. An uninteresting parent account (with same balance as its single subaccount) is elided by default, like ledger
$ hledger -f - balance --no-total
>
                   1  a:b
>=0

# 3. But not with --no-elide
$ hledger -f - balance --no-total --tree --no-elide
>
                   1  a
                   1    b
>=0

<
1/1
  (a:b)    1
  (a:c)   -1

# 4. Nor when it has more than one subaccount
$ hledger -f - balance --tree --no-total
>
                   0  a
                   1    b
                  -1    c
>2
>=0

<
1/1
 (a)          1
 (a:aa)       1
 (a:aa)      -1
 (a:aa:aaa)   1
 (a:aa:aaa)  -1

# 5. Zero-balance leaves should also be hidden by default.
$ hledger -f - balance --tree --no-total
                   1  a

# 6. Zero-balance leaves should be displayed in tree mode when --empty
# is called, but zero-balance uninteresting parent accounts are elided
# by default.
$ hledger -f - balance --tree --no-total --empty
                   1  a
                   0    aa:aaa

# 7. But displayed with --no-elide
$ hledger -f - balance --tree --no-total --empty --no-elide
                   1  a
                   0    aa
                   0      aaa

# 8. Same as 5 for multiperiod
$ hledger -f - balance --tree --no-total -Y
Balance changes in 2020:

   || 2020 
===++======
 a ||    1 

# 9. Same as 6 for mulitperiod
$ hledger -f - balance --tree --no-total -Y --empty
Balance changes in 2020:

          || 2020 
==========++======
 a        ||    1 
   aa:aaa ||    0 

# 10. Same as 7 for multiperiod
$ hledger -f - balance --tree --no-total -Y --empty --no-elide
Balance changes in 2020:

         || 2020 
=========++======
 a       ||    1 
   aa    ||    0 
     aaa ||    0