mirror of
https://github.com/permissionlesstech/bitchat.git
synced 2026-07-25 18:05:19 +00:00
3d914dcf46
* SwiftTesting: NoiseProtocolTests + BinaryProtocolPaddingTests * SwiftTesting: `NotificationStreamAssemblerTests` * SwiftTesting: `NostrProtocolTests` * SwiftTesting: `BinaryProtocolTests` * SwiftTesting: `PeerIDTests` * SwiftTesting: `BLEServiceTests` * SwiftTesting: `CommandProcessorTests` * SwiftTesting: `GCSFilterTests` * SwiftTesting: `GeohashBookmarksStoreTests` * Remove `peerID` test constants * Remove PeerID + String interop from tests * Refactor IntegrationTests to extract state management * Refactor global state management of MockBLEService * NoiseProtocolSwiftTests: `actor` -> `struct` * Remove measurement tests w/ no benchmark * `NoiseProtocolSwiftTests` -> `NoiseProtocolTests` * SwiftTesting: `LocationChannelsTests` * SwiftTesting: `GossipSyncManagerTests` * SwiftTesting: `LocationNotesManagerTests` * Global `sleep` function for tests * SwiftTesting: `IntegrationTests` --------- Co-authored-by: jack <jackjackbits@users.noreply.github.com>
533 lines
23 KiB
Swift
533 lines
23 KiB
Swift
//
|
|
// NoiseProtocolTests.swift
|
|
// bitchatTests
|
|
//
|
|
// This is free and unencumbered software released into the public domain.
|
|
// For more information, see <https://unlicense.org>
|
|
//
|
|
|
|
import Testing
|
|
import CryptoKit
|
|
import Foundation
|
|
@testable import bitchat
|
|
|
|
struct NoiseProtocolTests {
|
|
|
|
private let aliceKey = Curve25519.KeyAgreement.PrivateKey()
|
|
private let bobKey = Curve25519.KeyAgreement.PrivateKey()
|
|
private let mockKeychain = MockKeychain()
|
|
|
|
private let alicePeerID = PeerID(str: UUID().uuidString)
|
|
private let bobPeerID = PeerID(str: UUID().uuidString)
|
|
|
|
private let aliceSession: NoiseSession
|
|
private let bobSession: NoiseSession
|
|
|
|
init() {
|
|
aliceSession = NoiseSession(
|
|
peerID: alicePeerID,
|
|
role: .initiator,
|
|
keychain: mockKeychain,
|
|
localStaticKey: aliceKey
|
|
)
|
|
|
|
bobSession = NoiseSession(
|
|
peerID: bobPeerID,
|
|
role: .responder,
|
|
keychain: mockKeychain,
|
|
localStaticKey: bobKey
|
|
)
|
|
}
|
|
|
|
// MARK: - Basic Handshake Tests
|
|
|
|
@Test func xxPatternHandshake() throws {
|
|
// Alice starts handshake (message 1)
|
|
let message1 = try aliceSession.startHandshake()
|
|
#expect(!message1.isEmpty)
|
|
#expect(aliceSession.getState() == .handshaking)
|
|
|
|
// Bob processes message 1 and creates message 2
|
|
let message2 = try bobSession.processHandshakeMessage(message1)
|
|
#expect(message2 != nil)
|
|
#expect(!message2!.isEmpty)
|
|
#expect(bobSession.getState() == .handshaking)
|
|
|
|
// Alice processes message 2 and creates message 3
|
|
let message3 = try aliceSession.processHandshakeMessage(message2!)
|
|
#expect(message3 != nil)
|
|
#expect(!message3!.isEmpty)
|
|
#expect(aliceSession.getState() == .established)
|
|
|
|
// Bob processes message 3 and completes handshake
|
|
let finalMessage = try bobSession.processHandshakeMessage(message3!)
|
|
#expect(finalMessage == nil) // No more messages needed
|
|
#expect(bobSession.getState() == .established)
|
|
|
|
// Verify both sessions are established
|
|
#expect(aliceSession.isEstablished())
|
|
#expect(bobSession.isEstablished())
|
|
|
|
// Verify they have each other's static keys
|
|
#expect(aliceSession.getRemoteStaticPublicKey()?.rawRepresentation == bobKey.publicKey.rawRepresentation)
|
|
#expect(bobSession.getRemoteStaticPublicKey()?.rawRepresentation == aliceKey.publicKey.rawRepresentation)
|
|
}
|
|
|
|
@Test func handshakeStateValidation() throws {
|
|
// Cannot process message before starting handshake
|
|
#expect(throws: NoiseSessionError.invalidState) {
|
|
try aliceSession.processHandshakeMessage(Data())
|
|
}
|
|
|
|
// Start handshake
|
|
_ = try aliceSession.startHandshake()
|
|
|
|
// Cannot start handshake twice
|
|
#expect(throws: NoiseSessionError.invalidState) {
|
|
try aliceSession.startHandshake()
|
|
}
|
|
}
|
|
|
|
// MARK: - Encryption/Decryption Tests
|
|
|
|
@Test func basicEncryptionDecryption() throws {
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
let plaintext = "Hello, Bob!".data(using: .utf8)!
|
|
|
|
// Alice encrypts
|
|
let ciphertext = try aliceSession.encrypt(plaintext)
|
|
#expect(ciphertext != plaintext)
|
|
#expect(ciphertext.count > plaintext.count) // Should have overhead
|
|
|
|
// Bob decrypts
|
|
let decrypted = try bobSession.decrypt(ciphertext)
|
|
#expect(decrypted == plaintext)
|
|
}
|
|
|
|
@Test func bidirectionalEncryption() throws {
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
// Alice -> Bob
|
|
let aliceMessage = "Hello from Alice".data(using: .utf8)!
|
|
let aliceCiphertext = try aliceSession.encrypt(aliceMessage)
|
|
let bobReceived = try bobSession.decrypt(aliceCiphertext)
|
|
#expect(bobReceived == aliceMessage)
|
|
|
|
// Bob -> Alice
|
|
let bobMessage = "Hello from Bob".data(using: .utf8)!
|
|
let bobCiphertext = try bobSession.encrypt(bobMessage)
|
|
let aliceReceived = try aliceSession.decrypt(bobCiphertext)
|
|
#expect(aliceReceived == bobMessage)
|
|
}
|
|
|
|
@Test func largeMessageEncryption() throws {
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
// Create a large message
|
|
let largeMessage = TestHelpers.generateRandomData(length: 100_000)
|
|
|
|
// Encrypt and decrypt
|
|
let ciphertext = try aliceSession.encrypt(largeMessage)
|
|
let decrypted = try bobSession.decrypt(ciphertext)
|
|
|
|
#expect(decrypted == largeMessage)
|
|
}
|
|
|
|
@Test func encryptionBeforeHandshake() {
|
|
let plaintext = "test".data(using: .utf8)!
|
|
|
|
#expect(throws: NoiseSessionError.notEstablished) {
|
|
try aliceSession.encrypt(plaintext)
|
|
}
|
|
|
|
#expect(throws: NoiseSessionError.notEstablished) {
|
|
try aliceSession.decrypt(plaintext)
|
|
}
|
|
}
|
|
|
|
// MARK: - Session Manager Tests
|
|
|
|
@Test func sessionManagerBasicOperations() throws {
|
|
let manager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
|
|
#expect(manager.getSession(for: alicePeerID) == nil)
|
|
|
|
_ = try manager.initiateHandshake(with: alicePeerID)
|
|
#expect(manager.getSession(for: alicePeerID) != nil)
|
|
|
|
// Get session
|
|
let retrieved = manager.getSession(for: alicePeerID)
|
|
#expect(retrieved != nil)
|
|
|
|
// Remove session
|
|
manager.removeSession(for: alicePeerID)
|
|
#expect(manager.getSession(for: alicePeerID) == nil)
|
|
}
|
|
|
|
@Test func sessionManagerHandshakeInitiation() throws {
|
|
let manager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
|
|
// Initiate handshake
|
|
let handshakeData = try manager.initiateHandshake(with: alicePeerID)
|
|
#expect(!handshakeData.isEmpty)
|
|
|
|
// Session should exist
|
|
let session = manager.getSession(for: alicePeerID)
|
|
#expect(session != nil)
|
|
#expect(session?.getState() == .handshaking)
|
|
}
|
|
|
|
@Test func sessionManagerIncomingHandshake() throws {
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Alice initiates
|
|
let message1 = try aliceManager.initiateHandshake(with: alicePeerID)
|
|
|
|
// Bob responds
|
|
let message2 = try bobManager.handleIncomingHandshake(from: bobPeerID, message: message1)
|
|
#expect(message2 != nil)
|
|
|
|
// Continue handshake
|
|
let message3 = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: message2!)
|
|
#expect(message3 != nil)
|
|
|
|
// Complete handshake
|
|
let finalMessage = try bobManager.handleIncomingHandshake(from: bobPeerID, message: message3!)
|
|
#expect(finalMessage == nil)
|
|
|
|
// Both should have established sessions
|
|
#expect(aliceManager.getSession(for: alicePeerID)?.isEstablished() == true)
|
|
#expect(bobManager.getSession(for: bobPeerID)?.isEstablished() == true)
|
|
}
|
|
|
|
@Test func sessionManagerEncryptionDecryption() throws {
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Establish sessions
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Encrypt with manager
|
|
let plaintext = "Test message".data(using: .utf8)!
|
|
let ciphertext = try aliceManager.encrypt(plaintext, for: alicePeerID)
|
|
|
|
// Decrypt with manager
|
|
let decrypted = try bobManager.decrypt(ciphertext, from: bobPeerID)
|
|
#expect(decrypted == plaintext)
|
|
}
|
|
|
|
// MARK: - Security Tests
|
|
|
|
@Test func tamperedCiphertextDetection() throws {
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
let plaintext = "Secret message".data(using: .utf8)!
|
|
var ciphertext = try aliceSession.encrypt(plaintext)
|
|
|
|
// Tamper with ciphertext
|
|
ciphertext[ciphertext.count / 2] ^= 0xFF
|
|
|
|
// Decryption should fail
|
|
if #available(macOS 14.4, iOS 17.4, *) {
|
|
#expect(throws: CryptoKitError.authenticationFailure) {
|
|
try bobSession.decrypt(ciphertext)
|
|
}
|
|
} else {
|
|
#expect(throws: (any Error).self) {
|
|
try bobSession.decrypt(ciphertext)
|
|
}
|
|
}
|
|
}
|
|
|
|
@Test func replayPrevention() throws {
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
let plaintext = "Test message".data(using: .utf8)!
|
|
let ciphertext = try aliceSession.encrypt(plaintext)
|
|
|
|
// First decryption should succeed
|
|
_ = try bobSession.decrypt(ciphertext)
|
|
|
|
// Replaying the same ciphertext should fail
|
|
#expect(throws: NoiseError.replayDetected) {
|
|
try bobSession.decrypt(ciphertext)
|
|
}
|
|
}
|
|
|
|
@Test func sessionIsolation() throws {
|
|
// Create two separate session pairs
|
|
let aliceSession1 = NoiseSession(peerID: PeerID(str: "peer1"), role: .initiator, keychain: mockKeychain, localStaticKey: aliceKey)
|
|
let bobSession1 = NoiseSession(peerID: PeerID(str: "alice1"), role: .responder, keychain: mockKeychain, localStaticKey: bobKey)
|
|
|
|
let aliceSession2 = NoiseSession(peerID: PeerID(str: "peer2"), role: .initiator, keychain: mockKeychain, localStaticKey: aliceKey)
|
|
let bobSession2 = NoiseSession(peerID: PeerID(str: "alice2"), role: .responder, keychain: mockKeychain, localStaticKey: bobKey)
|
|
|
|
// Establish both pairs
|
|
try performHandshake(initiator: aliceSession1, responder: bobSession1)
|
|
try performHandshake(initiator: aliceSession2, responder: bobSession2)
|
|
|
|
// Encrypt with session 1
|
|
let plaintext = "Secret".data(using: .utf8)!
|
|
let ciphertext1 = try aliceSession1.encrypt(plaintext)
|
|
|
|
// Should not be able to decrypt with session 2
|
|
if #available(macOS 14.4, iOS 17.4, *) {
|
|
#expect(throws: CryptoKitError.authenticationFailure) {
|
|
try bobSession2.decrypt(ciphertext1)
|
|
}
|
|
} else {
|
|
#expect(throws: (any Error).self) {
|
|
try bobSession2.decrypt(ciphertext1)
|
|
}
|
|
}
|
|
|
|
// But should work with correct session
|
|
let decrypted = try bobSession1.decrypt(ciphertext1)
|
|
#expect(decrypted == plaintext)
|
|
}
|
|
|
|
// MARK: - Session Recovery Tests
|
|
|
|
@Test func peerRestartDetection() throws {
|
|
// Establish initial sessions
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Exchange some messages to establish nonce state
|
|
let message1 = try aliceManager.encrypt("Hello".data(using: .utf8)!, for: alicePeerID)
|
|
_ = try bobManager.decrypt(message1, from: bobPeerID)
|
|
|
|
let message2 = try bobManager.encrypt("World".data(using: .utf8)!, for: bobPeerID)
|
|
_ = try aliceManager.decrypt(message2, from: alicePeerID)
|
|
|
|
// Simulate Bob restart by creating new manager with same key
|
|
let bobManagerRestarted = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Bob initiates new handshake after restart
|
|
let newHandshake1 = try bobManagerRestarted.initiateHandshake(with: bobPeerID)
|
|
|
|
// Alice should accept the new handshake (clearing old session)
|
|
let newHandshake2 = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: newHandshake1)
|
|
#expect(newHandshake2 != nil)
|
|
|
|
// Complete the new handshake
|
|
let newHandshake3 = try bobManagerRestarted.handleIncomingHandshake(from: bobPeerID, message: newHandshake2!)
|
|
#expect(newHandshake3 != nil)
|
|
_ = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: newHandshake3!)
|
|
|
|
// Should be able to exchange messages with new sessions
|
|
let testMessage = "After restart".data(using: .utf8)!
|
|
let encrypted = try bobManagerRestarted.encrypt(testMessage, for: bobPeerID)
|
|
let decrypted = try aliceManager.decrypt(encrypted, from: alicePeerID)
|
|
#expect(decrypted == testMessage)
|
|
}
|
|
|
|
@Test func nonceDesynchronizationRecovery() throws {
|
|
// Create two sessions
|
|
let aliceSession = NoiseSession(peerID: alicePeerID, role: .initiator, keychain: mockKeychain, localStaticKey: aliceKey)
|
|
let bobSession = NoiseSession(peerID: bobPeerID, role: .responder, keychain: mockKeychain, localStaticKey: bobKey)
|
|
|
|
// Establish sessions
|
|
try performHandshake(initiator: aliceSession, responder: bobSession)
|
|
|
|
// Exchange messages to advance nonces
|
|
for i in 0..<5 {
|
|
let msg = try aliceSession.encrypt("Message \(i)".data(using: .utf8)!)
|
|
_ = try bobSession.decrypt(msg)
|
|
}
|
|
|
|
// Simulate desynchronization by encrypting but not decrypting
|
|
for i in 0..<3 {
|
|
_ = try aliceSession.encrypt("Lost message \(i)".data(using: .utf8)!)
|
|
}
|
|
|
|
// With per-packet nonce carried, decryption should not throw here
|
|
let desyncMessage = try aliceSession.encrypt("This now succeeds".data(using: .utf8)!)
|
|
#expect(throws: Never.self) {
|
|
try bobSession.decrypt(desyncMessage)
|
|
}
|
|
}
|
|
|
|
@Test func concurrentEncryption() async throws {
|
|
// Test thread safety of encryption operations
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
let messageCount = 100
|
|
|
|
try await confirmation("All messages encrypted and decrypted", expectedCount: messageCount) { completion in
|
|
var encryptedMessages: [Int: Data] = [:]
|
|
// Encrypt messages sequentially to avoid nonce races in manager
|
|
for i in 0..<messageCount {
|
|
let plaintext = "Concurrent message \(i)".data(using: .utf8)!
|
|
let encrypted = try aliceManager.encrypt(plaintext, for: alicePeerID)
|
|
encryptedMessages[i] = encrypted
|
|
}
|
|
|
|
// Decrypt messages sequentially to avoid triggering anti-replay with reordering
|
|
for i in 0..<messageCount {
|
|
do {
|
|
guard let encrypted = encryptedMessages[i] else {
|
|
Issue.record("Missing encrypted message \(i)")
|
|
return
|
|
}
|
|
let decrypted = try bobManager.decrypt(encrypted, from: bobPeerID)
|
|
let expected = "Concurrent message \(i)".data(using: .utf8)!
|
|
#expect(decrypted == expected)
|
|
completion()
|
|
} catch {
|
|
Issue.record("Decryption failed for message \(i): \(error)")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
@Test func sessionStaleDetection() throws {
|
|
// Test that sessions are properly marked as stale
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Get the session and check it needs renegotiation based on age
|
|
let sessions = aliceManager.getSessionsNeedingRekey()
|
|
|
|
// New session should not need rekey
|
|
#expect(sessions.isEmpty || sessions.allSatisfy { !$0.needsRekey })
|
|
}
|
|
|
|
@Test func handshakeAfterDecryptionFailure() throws {
|
|
// Test that handshake is properly initiated after decryption failure
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Establish sessions
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Create a corrupted message
|
|
var encrypted = try aliceManager.encrypt("Test".data(using: .utf8)!, for: alicePeerID)
|
|
encrypted[10] ^= 0xFF // Corrupt the data
|
|
|
|
// Decryption should fail
|
|
if #available(macOS 14.4, iOS 17.4, *) {
|
|
#expect(throws: CryptoKitError.authenticationFailure) {
|
|
try bobManager.decrypt(encrypted, from: bobPeerID)
|
|
}
|
|
} else {
|
|
#expect(throws: (any Error).self) {
|
|
try bobManager.decrypt(encrypted, from: bobPeerID)
|
|
}
|
|
}
|
|
|
|
// Bob should still have the session (it's not removed on single failure)
|
|
#expect(bobManager.getSession(for: bobPeerID) != nil)
|
|
}
|
|
|
|
@Test func handshakeAlwaysAcceptedWithExistingSession() throws {
|
|
// Test that handshake is always accepted even with existing valid session
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Establish sessions
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Verify sessions are established
|
|
#expect(aliceManager.getSession(for: alicePeerID)?.isEstablished() == true)
|
|
#expect(bobManager.getSession(for: bobPeerID)?.isEstablished() == true)
|
|
|
|
// Exchange messages to verify sessions work
|
|
let testMessage = "Session works".data(using: .utf8)!
|
|
let encrypted = try aliceManager.encrypt(testMessage, for: alicePeerID)
|
|
let decrypted = try bobManager.decrypt(encrypted, from: bobPeerID)
|
|
#expect(decrypted == testMessage)
|
|
|
|
// Alice clears her session (simulating decryption failure)
|
|
aliceManager.removeSession(for: alicePeerID)
|
|
|
|
// Alice initiates new handshake despite Bob having valid session
|
|
let newHandshake1 = try aliceManager.initiateHandshake(with: alicePeerID)
|
|
|
|
// Bob should accept the new handshake even though he has a valid session
|
|
let newHandshake2 = try bobManager.handleIncomingHandshake(from: bobPeerID, message: newHandshake1)
|
|
#expect(newHandshake2 != nil, "Bob should accept handshake despite having valid session")
|
|
|
|
// Complete the handshake
|
|
let newHandshake3 = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: newHandshake2!)
|
|
#expect(newHandshake3 != nil)
|
|
_ = try bobManager.handleIncomingHandshake(from: bobPeerID, message: newHandshake3!)
|
|
|
|
// Verify new sessions work
|
|
let testMessage2 = "New session works".data(using: .utf8)!
|
|
let encrypted2 = try aliceManager.encrypt(testMessage2, for: alicePeerID)
|
|
let decrypted2 = try bobManager.decrypt(encrypted2, from: bobPeerID)
|
|
#expect(decrypted2 == testMessage2)
|
|
}
|
|
|
|
@Test func nonceDesynchronizationCausesRehandshake() throws {
|
|
// Test that nonce desynchronization leads to proper re-handshake
|
|
let aliceManager = NoiseSessionManager(localStaticKey: aliceKey, keychain: mockKeychain)
|
|
let bobManager = NoiseSessionManager(localStaticKey: bobKey, keychain: mockKeychain)
|
|
|
|
// Establish sessions
|
|
try establishManagerSessions(aliceManager: aliceManager, bobManager: bobManager)
|
|
|
|
// Exchange messages normally
|
|
for i in 0..<5 {
|
|
let msg = try aliceManager.encrypt("Message \(i)".data(using: .utf8)!, for: alicePeerID)
|
|
_ = try bobManager.decrypt(msg, from: bobPeerID)
|
|
}
|
|
|
|
// Simulate desynchronization - Alice sends messages that Bob doesn't receive
|
|
for i in 0..<3 {
|
|
_ = try aliceManager.encrypt("Lost message \(i)".data(using: .utf8)!, for: alicePeerID)
|
|
}
|
|
|
|
// With nonce carried in packet, decryption should not throw here
|
|
let desyncMessage = try aliceManager.encrypt("This now succeeds".data(using: .utf8)!, for: alicePeerID)
|
|
#expect(throws: Never.self) {
|
|
try bobManager.decrypt(desyncMessage, from: bobPeerID)
|
|
}
|
|
|
|
// Bob clears session and initiates new handshake
|
|
bobManager.removeSession(for: bobPeerID)
|
|
let rehandshake1 = try bobManager.initiateHandshake(with: bobPeerID)
|
|
|
|
// Alice should accept despite having a "valid" (but desynced) session
|
|
let rehandshake2 = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: rehandshake1)
|
|
#expect(rehandshake2 != nil, "Alice should accept handshake to fix desync")
|
|
|
|
// Complete handshake
|
|
let rehandshake3 = try bobManager.handleIncomingHandshake(from: bobPeerID, message: rehandshake2!)
|
|
#expect(rehandshake3 != nil)
|
|
_ = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: rehandshake3!)
|
|
|
|
// Verify communication works again
|
|
let testResynced = "Resynced".data(using: .utf8)!
|
|
let encryptedResync = try aliceManager.encrypt(testResynced, for: alicePeerID)
|
|
let decryptedResync = try bobManager.decrypt(encryptedResync, from: bobPeerID)
|
|
#expect(decryptedResync == testResynced)
|
|
}
|
|
|
|
// MARK: - Helper Methods
|
|
|
|
private func performHandshake(initiator: NoiseSession, responder: NoiseSession) throws {
|
|
let msg1 = try initiator.startHandshake()
|
|
let msg2 = try responder.processHandshakeMessage(msg1)!
|
|
let msg3 = try initiator.processHandshakeMessage(msg2)!
|
|
_ = try responder.processHandshakeMessage(msg3)
|
|
}
|
|
|
|
private func establishManagerSessions(aliceManager: NoiseSessionManager, bobManager: NoiseSessionManager) throws {
|
|
let msg1 = try aliceManager.initiateHandshake(with: alicePeerID)
|
|
let msg2 = try bobManager.handleIncomingHandshake(from: bobPeerID, message: msg1)!
|
|
let msg3 = try aliceManager.handleIncomingHandshake(from: alicePeerID, message: msg2)!
|
|
_ = try bobManager.handleIncomingHandshake(from: bobPeerID, message: msg3)
|
|
}
|
|
}
|