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9be7288fab
This caused `$var[2..-1]` to still expand to $var[1] if only one element was given. Fixup for #4965. Fixes #5187.
124 lines
2.5 KiB
Fish
124 lines
2.5 KiB
Fish
# Test expansion of variables
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# We don't use the test utility function of the same name because we want
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# different behavior. Specifically, that the expansion of any variables or
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# other strings before we are invoked produce the expected expansion.
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function expansion --description 'Prints argument count followed by arguments'
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echo (count $argv) $argv
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end
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set -l foo
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expansion "$foo"
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expansion $foo
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expansion "prefix$foo"
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expansion prefix$foo
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l foo ''
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expansion "$foo"
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expansion $foo
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expansion "prefix$foo"
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expansion prefix$foo
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l foo bar
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set -l bar
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l bar baz
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l bar baz quux
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l foo bar fooer fooest
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set -l fooer
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set -l fooest
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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set -l fooer ''
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expansion $$foo
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expansion prefix$$foo
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set -l foo bar '' fooest
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expansion "$$foo"
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expansion $$foo
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expansion "prefix$$foo"
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expansion prefix$$foo
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expansion $foo[-5..2] # No result, because the starting index is invalid and we force-reverse.
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expansion $foo[-2..-1]
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expansion $foo[-10..-5]
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expansion (printf '%s\n' $foo)[-5..2]
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expansion (printf '%s\n' $foo)[-2..-1]
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expansion (printf '%s\n' $foo)[-10..-5]
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expansion (echo one)[2..-1]
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echo "# foo = "
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set -l foo
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expansion "$foo[1]"
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expansion $foo[1]
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expansion "$foo[-1]"
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expansion $foo[-1]
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expansion "$foo[2]"
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expansion $foo[2]
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expansion "$foo[1 2]"
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expansion $foo[1 2]
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expansion "$foo[2 1]"
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expansion $foo[2 1]
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echo "# foo = a b c"
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set -l foo a b c
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expansion $foo[17]
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expansion $foo[-17]
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expansion $foo[17..18]
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expansion $foo[4..-2]
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echo "# foo = a"
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set -l foo a
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expansion $foo[2..-1]
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echo "$foo[d]"
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echo $foo[d]
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echo ()[1]
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echo ()[d]
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logmsg Catch your breath
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set paren ')'
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echo $$paren
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logmsg Test tilde expansion
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# On OS X, /tmp is symlinked to /private/tmp
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# $PWD is our best bet for resolving it
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set -l saved $PWD
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cd (mktemp -d)
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set tmpdir $PWD
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cd $saved
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mkdir $tmpdir/realhome
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ln -s $tmpdir/realhome $tmpdir/linkhome
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set expandedtilde (env HOME=$tmpdir/linkhome ../test/root/bin/fish -c 'echo ~')
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if test $expandedtilde != $tmpdir/realhome
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echo '~ expands to' $expandedtilde ' - expected ' $tmpdir/realhome
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end
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unlink $tmpdir/linkhome
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rmdir $tmpdir/realhome
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rmdir $tmpdir
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