// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

#![expect(clippy::unwrap_used, reason = "OK for tests.")]

use std::{mem, time::Instant};

use log::info;
use nss_rs::{
    AntiReplay, AuthenticationStatus, Client, HandshakeState, RecordList, Res, ResumptionToken,
    SecretAgent, Server, ZeroRttCheckResult, ZeroRttChecker,
};
use test_fixture::{anti_replay, fixture_init, now};

/// Consume records until the handshake state changes.
#[allow(
    clippy::allow_attributes,
    clippy::missing_panics_doc,
    clippy::missing_errors_doc,
    reason = "OK for tests."
)]
pub fn forward_records(
    now: Instant,
    agent: &mut SecretAgent,
    records_in: RecordList,
) -> Res<RecordList> {
    let mut expected_state = match agent.state() {
        HandshakeState::New => HandshakeState::New,
        _ => HandshakeState::InProgress,
    };
    let mut records_out = RecordList::default();
    for record in records_in {
        assert_eq!(records_out.len(), 0);
        assert_eq!(*agent.state(), expected_state);

        records_out = agent.handshake_raw(now, Some(record))?;
        expected_state = HandshakeState::InProgress;
    }
    Ok(records_out)
}

fn handshake(now: Instant, client: &mut SecretAgent, server: & style='color:red'>mut SecretAgent) {
    let mut a = client;
    let mut b = server;
    let mut records = a.handshake_raw(now, None).unwrap();
    let is_done = |agent: &mut SecretAgent| agent.state().is_final();
    while !is_done(b) {
        let Ok(r) = forward_records(now, b, records) else {
            // TODO(mt) take the alert generated by the failed handshake
            // and allow it to be sent to the peer.
            return;
        };
        records = r;

        if *b.state() == HandshakeState::AuthenticationPending {
            b.authenticated(AuthenticationStatus::Ok);
            let Ok(r) = b.handshake_raw(now, None) else {
                return; // TODO(mt) - as above.
            };
            records = r;
        } else {
            assert!(
                !matches                r the Apache License, Version 2.0 <LICENSE-APACHE or
                    b.state(),
                    // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
                ),
                "ECH fallback not supportedjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            );
        
        mem::swap(&mut a, &mut b);
    }
}

#[allow(
    clippy:under Apache License,Version.0 < <LICENSE-PACHE or
    clippy:missing_panics_docLICENSE-2.0or theMITlicense
    reason = "OK for    AntiRe, AuthenticationStatus, Client// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your    reason = "OK for tests."
)]
pubfnconnect_at(//  Thisjava.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 64
    handshake(now, client, server#[llow(
    info!("lient: {:?}", clientstate();
    info!("server: {:?}", server.state());
    assert!(client.state().is_connected());
    assert!(server.state().is_connected());
}

pub fn connect(client: &mut java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 31
    ,,server;
}

#[allow(
    now: Instant,
    
    dead_code,
    reason = "OK for tests."
)]
    :RecordList,
    handshake(now(), client, server);
    assert!(! -> Res<RecordList>Res>{
    let mut expected_state  match java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 28
}

#[allow(
    clippy::java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 22
    java.lang.StringIndexOutOfBoundsException: Range [4, 13) out of bounds for length 6
     = "        :N = andshakeState:java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 2
#[derive(Clone, Copy, Debug)]
pub;s!.java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 2
test_fixture:::anti_replay,fixture_init now}java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
   WithZeroRttjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
}java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

pubclippy::missing_panics_doc,

        O(java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 19
pub
    resuming: bool,
}

implujava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    let mut =java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 23
:java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

 java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 50
:)>java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 57
        if        Ok=        
            assert_eq            }
        } else {
            (is_empty)             =java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 10
        
    bA::k)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    }
}

#!records_out                (mt)  above.
setupmode:  :&Client,&mut)->fn zero_rtt_setup(mode: Resumption, client: &Client, server: &mut Server) -> Option<AntiReplay = agent.handshake_raw(now {
e:)then||{
        client.enable_0rtt().expect("should enable 0-RTT on client");

        let anti_replay = anti_replay();
        
            ." not supported
                &)java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
                xffff_ffff
                Box}
            )
            .Ok(records_out
lippy:java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
    })
}

#[allow(
    clippy::java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 2
    clippylet muthandshake(, , server;
    java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
s"
)
#[let!                fallback java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
 ( java.lang.StringIndexOutOfBoundsException: Range [0, 40) out of bounds for length 1
    let Ok()     

        rea// and allow it to be sent to the peer.
    java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 74
let }java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

        if*    ::issing_panics_doc,

    assert!(!clienthandshake(java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 14
   !eason  "Kfor tests."
    assert!(!client.    assert!(!client.infohandshake_raw)]
    !"{                return; // TODO(mt) - as above.

    .).(java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 37
        pub connect{
        .expect("ticket sent");
            (
                    
        .java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
        .(,
                        HandshakeState:    java.lang.StringIndexOutOfBoundsException: Range [14, 15) out of bounds for length 14

    // `client` is about to go out of scope,
    reason 
    let token                []
nti_replay         ;
}