# Testing parse error messages for accuracy and usefulness.

# A journal with an incomplete date.
<
2018

# XXX depends on the executable being named "hledger" (prepended by GHC.Err.error)
# 1.
$ hledger -f - print
>2
hledger: -:1:5:
  |
1 | 2018
  |     ^
unexpected newline
expecting date separator or digit

>=1

# A journal with an unbalanced transaction.
<
2009/1/1
  a   1

# 2. When read from stdin with no reader prefix, the journal reader is used
# (before 1.17, all readers were tried and the timedot reader would succeed),
# giving an unbalanced error in this case.
$ hledger -f - print
>2 /real postings' sum should be 0 but is: 1/
>=1

# 3. We expect to have reference to line number with last posting
# NB: \< and \> match start and end of a word.
$ hledger -f journal:- print
>2 /\<2\>/
>=1

# A posting without two spaces between account and amount.
<
2018/1/1
  (a) 1

# 4. hledger doesn't detect this as an error directly, it parses account name "(a) 1" and
# amount 0 here.
$ hledger -f - print -x
2018-01-01
    (a) 1               0

>=

# 5. Two (or more) postings with implicit amount cannot be balanced.
<
2018/1/1
  a  1
  b
  c

$ hledger -f journal:- print
>2 /can't have more than one real posting with no amount/
>=1

# 6. Two (or more) virtual postings with implicit amount cannot be balanced.
# (And the error message contains line numbers).
<
2018/1/1
  [a]  1
  [b]
  [c]

$ hledger -f journal:- print
>2 /lines 1-4/
>=1

# 7. Balancing error messages show the recorded precision, not the display precision.
<
2010/1/1
   a  1C @ $1.0049
   a  $-1.000
$ hledger -f- print
>2 /real postings' sum should be 0 but is: \$0.0049/
>=1

# 8. Multiple postings all with the same sign gets a distinct error message.
<
2020-01-01
  a  1A
  b  1A
$ hledger -f- print
>2 /real postings all have the same sign/
>=1

# 9. Zeros don't trigger the same sign error.
<
2020-01-01
  a  A 0
  b  B 0
$ hledger -f- print
2020-01-01
    a               0
    b               0

>=0

# 10. An inferred multicommodity amount doesn't trigger the same sign error.
<
2020-01-01
    a  A 1
    b  B 1
    c
$ hledger -f- print
2020-01-01
    a             A 1
    b             B 1
    c

>=0

# 11. For multiple postings all with the same sign but in different commodities,
# the error should show the original amounts, without inferring transaction prices.
<
2020-01-01
  a  1A
  b  1B
$ hledger -f- print
>2
hledger: "-" (lines 1-3)
could not balance this transaction:
real postings all have the same sign
2020-01-01
    a        1A @@ 1B
    b              1B

>=1