proc setup {} {
    save_env
}


proc teardown {} {
    assert_env_unmodified
}


setup


set test "Tab should complete usernames"
# Build string list of usernames
set users {}
foreach u [exec bash -c "compgen -A user"] {
    lappend users $u
}
assert_complete $users "finger " $test


sync_after_int


set test "Tab should complete partial username"
assert_complete_partial [exec bash -c "compgen -A user"] "finger" "" $test -nospace


sync_after_int


set test "Tab should complete partial hostname"
# Build string list of hostnames, starting with the character of the first
# host, unless host starts with a COMP_WORDBREAKS character, e.g. a colon (:).
# Hosts starting with a COMP_WORDBREAKS character are left out because these
# are exceptional cases, requiring specific tests.
set hosts {}
set char ""
foreach h [get_known_hosts] {
    set first [string range $h 0 0]
    if {$char == "" && [string first $first $::COMP_WORDBREAKS] == -1} {set char $first}
    if {$char != ""} {
        # Only append unique hostnames starting with $char
        if {$first == $char && [lsearch -exact $hosts "test@$h"] == -1} {
            # Prefix hosts with username 'test@'
            lappend hosts "test@$h"
        }
    }
}
assert_complete $hosts "finger test@$char" $test -expect-cmd-minus "test@$char"


sync_after_int


teardown