# alias-y.sh: yash-specific test of aliases

test_oE 'alias built-in errors on non-portable alias names' -o portable
alias a.b='echo substituted' 2>result
echo $?
grep -Fq 'not portable' result && echo errored
grep -Fq 'a.b' result && echo name_shown
alias a.b >/dev/null 2>&1 || echo not_defined
__IN__
1
errored
name_shown
not_defined
__OUT__

test_oE 'portable option expands aliases with portable names' -o portable
alias a-b='echo substituted'
a-b
__IN__
substituted
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test_OE -e 0 'unalias long option name accepted as an extension'
alias a='echo a'
unalias --all
alias
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test_O -d -e 2 'unalias long option name rejected under the portable option' -o portable
unalias --all
__IN__

test_OE -e 0 'unalias short option name still accepted under the portable option' -o portable
unalias -a
__IN__

test_oE -e 0 'help option prints help'
alias --help
__IN__
alias: define or print aliases

Usage:
  alias [NAME[=VALUE]...]

Options:
      --help  print this help

See <https://magicant.github.io/yash-rs/builtins/alias.html> for details.
__OUT__

test_O -d -e 2 'help option with another operand'
alias --help foo
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test_oE -e 0 'unalias help option prints help'
unalias --help
__IN__
unalias: remove aliases

Usage:
  unalias NAME...
  unalias -a

Options:
  -a, --all   remove all aliases
      --help  print this help

See <https://magicant.github.io/yash-rs/builtins/unalias.html> for details.
__OUT__

test_O -d -e 2 'unalias help option with another option'
unalias --help -a
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