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proc setup {home user} {
upvar $home _home
upvar $user _user
save_env
assert_bash_exec {echo "$HOME"} {} /@ _home
set _home [string trim $_home]
assert_bash_exec {id -un 2>/dev/null || echo "$USER"} {} /@ _user
set _user [string trim $_user]
}
proc teardown {} {
assert_env_unmodified {
/COMPREPLY=/d
/cur=/d
}
}
setup home user
set test "function should run without errors"
assert_bash_exec {_expand > /dev/null} $test
sync_after_int
set test "function should not pollute environment"
# NOTE: A possible environment pollution is detected by assert_env_modified() in teardown()
assert_bash_exec {foo() { _expand; }; foo; unset foo} $test
sync_after_int
set test "~$user should set $home to COMPREPLY"
set cmd [format {cur="~%s" ; _expand ; printf "%%s\n" "$COMPREPLY"} $user]
assert_bash_list "$home" $cmd $test
sync_after_int
set test "~$user/a should set $home/a to cur"
set cmd [format {cur="~%s/a" ; _expand ; printf "%%s\n" "$cur"} $user]
assert_bash_list "$home/a" $cmd $test
sync_after_int
teardown
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