# vim: set filetype=expect:

set ::env(fish_escape_delay_ms) 10
spawn $fish_key_reader -c

# Do we get the expected startup prompt?
expect -ex "Press a key" {
    puts "saw expected startup prompt"
} unmatched {
    puts stderr "didn't see expected startup prompt"
}

# Is a single control char echoed correctly?
send "\x01"
expect -ex "char: \\cA\r\nbind \\cA 'do something'\r\n" {
    puts "ctrl-a handled"
} unmatched {
    puts stderr "ctrl-a not handled"
}

# Is a non-ASCII UTF-8 sequence prefaced by an escape char handled correctly?
sleep 0.020
# send "\x1B\xE1\x88\xB4"
send "\x1B\u1234"
expect -ex "char: \\u1234\r\nbind \\e\\u1234 'do something'\r\n" {
    puts "unicode char, handled"
} unmatched {
    puts stderr "unicode char, not handled"
}

# Is a NULL char echoed correctly?
sleep 0.020
send -null
expect -ex "char: \\c@\r\nbind -k nul 'do something'\r\n" {
    puts "\\c@ handled"
} unmatched {
    puts stderr "\\c@ not handled"
}

# Does it keep running if handed control sequences in the wrong order?
send "\x03"
sleep 0.010
send "\x04"
expect -ex "char: \\cD\r\n" {
    puts "invalid terminate sequence handled"
} unmatched {
    puts stderr "invalid terminate sequence not handled"
}

# Now send a second [ctrl-D]. Does that terminate the process like it should?
send "\x04"
expect -ex "char: \\cD\r\n" {
    puts "valid terminate sequence handled"
} unmatched {
    puts stderr "valid terminate sequence not handled"
}
expect -ex "Exiting at your request.\r\n" {
    puts "exited on seeing valid terminate"
} unmatched {
    puts stderr "did not exit on seeing valid terminate sequence"
}