106 lines
3 KiB
Swift
106 lines
3 KiB
Swift
//
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// Copyright 2023 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import Foundation
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import LibSignalClient
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import XCTest
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@testable import SignalServiceKit
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final class OWSProvisioningCipherTest: XCTestCase {
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private let knownInitializationVector = Data([
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0xec, 0x67, 0x0b, 0xb7,
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0x18, 0xe1, 0xe9, 0x0a,
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0xcc, 0x5e, 0xcb, 0x37,
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0xab, 0x79, 0xe0, 0x09
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])
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private let knownPublicKey = try! PublicKey(keyData: Data([
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0x5e, 0x23, 0xe8, 0x49,
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0xb2, 0x23, 0x21, 0xdb,
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0x2e, 0x3a, 0x77, 0x74,
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0x6f, 0x3b, 0x44, 0x18,
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0xcc, 0x6c, 0x81, 0xce,
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0xd5, 0xc2, 0x91, 0xaf,
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0xed, 0xfb, 0x21, 0x4e,
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0x59, 0xcc, 0x19, 0xa4
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]))
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private let knownKeyPair = try! ECKeyPair(
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publicKeyData: Data([
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0x02, 0x62, 0x7b, 0x5c,
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0x21, 0x15, 0x59, 0x1b,
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0x37, 0xd1, 0xfe, 0xeb,
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0x15, 0x5d, 0xd2, 0x95,
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0x0a, 0xce, 0xe8, 0xb2,
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0x1e, 0x8e, 0xc8, 0xd6,
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0x53, 0x4f, 0x1a, 0xcd,
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0xf2, 0x00, 0x98, 0x32
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]),
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privateKeyData: Data([
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0x60, 0xfd, 0xc1, 0xeb,
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0x6a, 0x68, 0x3d, 0x2b,
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0x51, 0x23, 0x1f, 0xea,
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0x1a, 0x5e, 0x80, 0x88,
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0x0c, 0x65, 0x2d, 0x3d,
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0x47, 0x9e, 0x28, 0xc1,
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0x9f, 0x48, 0x2c, 0x66,
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0xde, 0x48, 0x5d, 0x57
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])
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)
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private let knownData = Data([
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0x19, 0x33, 0x78, 0x64,
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0x96, 0x56, 0xa7, 0xd0,
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0x6e, 0xff, 0x37, 0x1d
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])
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func testEncrypt() {
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let cipher = OWSProvisioningCipher(
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theirPublicKey: knownPublicKey,
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ourKeyPair: knownKeyPair,
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initializationVector: knownInitializationVector
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)
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let actualOutput = cipher.encrypt(knownData)
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let expectedOutput = Data([
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0x01, 0xec, 0x67, 0x0b,
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0xb7, 0x18, 0xe1, 0xe9,
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0x0a, 0xcc, 0x5e, 0xcb,
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0x37, 0xab, 0x79, 0xe0,
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0x09, 0xf7, 0x2b, 0xf7,
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0x14, 0x3d, 0x45, 0xd7,
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0x45, 0x79, 0x1e, 0x4f,
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0x9d, 0x34, 0x8a, 0x2d,
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0x43, 0x64, 0xd4, 0x7d,
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0x48, 0x9a, 0xdc, 0x5a,
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0xc3, 0x72, 0xfa, 0x63,
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0x41, 0x7a, 0xa8, 0x45,
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0x36, 0xe9, 0xc5, 0xcb,
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0xee, 0x9b, 0xc1, 0x1f,
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0xec, 0x31, 0x1e, 0xc2,
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0x33, 0x2d, 0x95, 0x54,
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0xcc
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])
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XCTAssertEqual(actualOutput, expectedOutput)
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}
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func testPadding() {
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let count: UInt = 16
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for i in (0...count) {
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let cipher = OWSProvisioningCipher(
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theirPublicKey: knownPublicKey,
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ourKeyPair: knownKeyPair,
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initializationVector: knownInitializationVector
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)
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let encrypted = cipher.encrypt(Randomness.generateRandomBytes(i))
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XCTAssertNotNil(encrypted, "failed for message length: \(i)")
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}
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}
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}
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