tests/scripts/expect/posix-rcp-stack-reset.exp

#!/usr/bin/expect -f
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source "tests/scripts/expect/_common.exp"
source "tests/scripts/expect/_multinode.exp"


# The expect on macOS doesn't support `try` or `file tempfile`.
skip_on_macos

file tempfile socat_out
set socat_pid [exec socat -d -d pty,raw,echo=0 pty,raw,echo=0 >/dev/null 2>$socat_out &]
while {true} {
    if {[exec head -n2 $socat_out | wc -l] == 2} {
        set radio_pty [exec head -n1 $socat_out | grep -o {/dev/.\+}]
        set host_pty [exec head -n2 $socat_out | tail -n1 | grep -o {/dev/.\+}]
        break
    }
    sleep 1
}

puts "Radio PTY: $radio_pty"
puts "Host PTY: $host_pty"

set rcp_pid [exec $::env(OT_SIMULATION_APPS)/ncp/ot-rcp 1 < $radio_pty > $radio_pty &]
puts "RCP PID: $rcp_pid"

try {
    spawn_node 1 "rcp" "spinel+hdlc_uart://$host_pty"
    spawn_node 2

    setup_two_nodes "rn" false

    switch_node 2
    set addr [get_ipaddr mleid]

    switch_node 1
    send "ping $addr\n"
    expect "16 bytes from $addr: icmp_seq=1"
    expect_line "Done"
    send "reset\n"
    wait_for "state" "disabled"
    expect_line "Done"
    send "ifconfig up\n"
    expect_line "Done"
    send "thread start\n"
    expect_line "Done"
    wait_for "state" "leader"
    wait_for "ping $addr" "16 bytes from $addr: icmp_seq=\\d+"
    expect_line "Done"
} finally {
    exec kill $rcp_pid
    exec kill $socat_pid
}