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proc setup {} {
    save_env
    # NOTE: Changing dir to $SRCDIR is necessary because file locations in the
    #       ssh config files (e.g. UserKnownHostsFile) are relative to $SRCDIR.
    assert_bash_exec {cd $SRCDIR/fixtures/ssh}
}


proc teardown {} {
    assert_bash_exec {cd $TESTDIR}
    assert_env_unmodified {
        /BASH_LINENO=/d
        /BASH_SOURCE=/d
        /OLDPWD=/d
    }
}


setup


set test "-F without space shouldn't error"
    # Try completion
set cmd "ssh -F"
send "$cmd\t "
set expected "^$cmd $"
expect {
    -re "^${cmd}bash: option requires an argument -- F" { fail "$test" }
    -re "^$cmd\r\n.*\r\n/@" { pass "$test" }
    -re /@ { unresolved "$test at prompt" }
    default { unresolved "$test" }
}


sync_after_int


set test "First argument 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 $hosts "$h"] == -1} {
            lappend hosts "$h"
        }
    }
}
assert_complete $hosts "ssh $char" $test -ltrim-colon-completions -expect-cmd-minus "$char"


sync_after_int


teardown