mirror of
git://git.code.sf.net/p/zsh/code
synced 2024-11-15 13:34:18 +01:00
c0d01a6fe0
Do this by refactoring misnamed lexsave()/lexrestore() to allow continuity of history and input. Add test.
151 lines
3.0 KiB
Plaintext
151 lines
3.0 KiB
Plaintext
# Tests for command substitution.
|
|
|
|
%prep
|
|
mkdir cmdsubst.tmp
|
|
touch cmdsubst.tmp/file{1,2}.txt
|
|
|
|
%test
|
|
foo="two words"
|
|
print -l `echo $foo bar`
|
|
0:Basic `...` substitution
|
|
>two
|
|
>words
|
|
>bar
|
|
|
|
foo="two words"
|
|
print -l $(echo $foo bar)
|
|
0:Basic $(...) substitution
|
|
>two
|
|
>words
|
|
>bar
|
|
|
|
foo='intricate buffoonery'
|
|
print -l "`echo $foo and licentiousness`"
|
|
0:Quoted `...` substitution
|
|
>intricate buffoonery and licentiousness
|
|
|
|
foo="more words"
|
|
print -l "$(echo $foo here)"
|
|
0:Quoted $(...) substitution
|
|
>more words here
|
|
|
|
# we used never to get this one right, but I think it is now...
|
|
print -r "`print -r \\\\\\\\`"
|
|
0:Stripping of backslasshes in quoted `...`
|
|
>\\
|
|
|
|
print -r "$(print -r \\\\\\\\)"
|
|
0:Stripping of backslashes in quoted $(...)
|
|
>\\\\
|
|
|
|
fnify() { print \"$*\"; }
|
|
print `fnify \`fnify understatement\``
|
|
0:Nested `...`
|
|
>""understatement""
|
|
|
|
print $(fnify $(fnify overboard))
|
|
0:Nested $(...)
|
|
>""overboard""
|
|
|
|
fructify() { print \'$*\'; }
|
|
print "`fructify \`fructify indolence\``"
|
|
0:Nested quoted `...`
|
|
>''indolence''
|
|
|
|
print "$(fructify $(fructify obtuseness))"
|
|
0:Nested quoted $(...)
|
|
>''obtuseness''
|
|
|
|
gesticulate() { print \!$*\!; }
|
|
print $((gesticulate wildly); gesticulate calmly)
|
|
0:$(( ... ) ... ) is not arithmetic
|
|
>!wildly! !calmly!
|
|
|
|
commencify() { print +$*+; }
|
|
print "$((commencify output); commencify input)"
|
|
0:quoted $(( ... ) .. ) is not arithmetic
|
|
>+output+
|
|
>+input+
|
|
|
|
(
|
|
cd cmdsubst.tmp
|
|
print first: ${$(print \*)}
|
|
print second: ${~$(print \*)}
|
|
print third: ${$(print *)}
|
|
print fourth: "${~$(print \*)}"
|
|
print fifth: ${~"$(print \*)"}
|
|
)
|
|
0:mixing $(...) with parameter substitution and globbing
|
|
>first: *
|
|
>second: file1.txt file2.txt
|
|
>third: file1.txt file2.txt
|
|
>fourth: *
|
|
>fifth: file1.txt file2.txt
|
|
|
|
$(exit 0) $(exit 3) || print $?
|
|
0:empty command uses exit value of last substitution
|
|
>3
|
|
|
|
X=$(exit 2) $(exit 0) || print $?
|
|
0:variable assignments processed after other substitutions
|
|
>2
|
|
|
|
false
|
|
``
|
|
0:Empty command substitution resets status
|
|
|
|
false
|
|
echo `echo $?`
|
|
0:Non-empty command substitution inherits status
|
|
>1
|
|
|
|
echo $(( ##\" ))
|
|
echo $(echo \")
|
|
echo $((echo \"); echo OK)
|
|
0:Handling of backslash double quote in parenthesised substitutions
|
|
>34
|
|
>"
|
|
>" OK
|
|
|
|
echo $(case foo in
|
|
foo)
|
|
echo This test worked.
|
|
;;
|
|
bar)
|
|
echo This test failed in a rather bizarre way.
|
|
;;
|
|
*)
|
|
echo This test failed.
|
|
;;
|
|
esac)
|
|
0:Parsing of command substitution with unmatched parentheses: case, basic
|
|
>This test worked.
|
|
|
|
echo "$(case bar in
|
|
foo)
|
|
echo This test spoobed.
|
|
;;
|
|
bar)
|
|
echo This test plurbled.
|
|
;;
|
|
*)
|
|
echo This test bzonked.
|
|
;;
|
|
esac)"
|
|
0:Parsing of command substitution with unmatched parentheses: case with quotes
|
|
>This test plurbled.
|
|
|
|
echo before $(
|
|
echo start; echo unpretentious |
|
|
while read line; do
|
|
case $line in
|
|
u*)
|
|
print Word began with u
|
|
print and ended with a crunch
|
|
;;
|
|
esac
|
|
done | sed -e 's/Word/Universe/'; echo end
|
|
) after
|
|
0:Parsing of command substitution with ummatched parentheses: with frills
|
|
>before start Universe began with u and ended with a crunch end after
|