CryptoSwift/Tests/CryptoSwiftTests/HMACTests.swift

//
//  HMACTests.swift
//  CryptoSwift
//
//  Created by Marcin Krzyzanowski on 29/08/14.
//  Copyright (c) 2015 Marcin Krzyzanowski. All rights reserved.
//
import XCTest
@testable import CryptoSwift

final class HMACTests: XCTestCase {
 
    func testMD5() {
        let key:Array<UInt8> = []
        let msg:Array<UInt8> = []
        let expectedMac:Array<UInt8> = [0x74,0xe6,0xf7,0x29,0x8a,0x9c,0x2d,0x16,0x89,0x35,0xf5,0x8c,0x00,0x1b,0xad,0x88]
        
        let hmac = try! HMAC(key: key, variant: .md5).authenticate(msg)
        XCTAssertEqual(hmac, expectedMac, "Invalid authentication result")
    }
    
    func testSHA1() {
        XCTAssertEqual(try HMAC(key: [], variant: .sha1).authenticate([]), Array<UInt8>(hex:"fbdb1d1b18aa6c08324b7d64b71fb76370690e1d"))
        // echo -n "test" | openssl sha1 -hmac 'test'
        XCTAssertEqual(try HMAC(key: Array<UInt8>(hex: "74657374"), variant: .sha1).authenticate(Array<UInt8>(hex: "74657374")), Array<UInt8>(hex:"0c94515c15e5095b8a87a50ba0df3bf38ed05fe6"))
        // echo -n "test" | openssl sha1 -hmac '0123456789012345678901234567890123456789012345678901234567890123'
        XCTAssertEqual(try HMAC(key: Array<UInt8>(hex: "30313233343536373839303132333435363738393031323334353637383930313233343536373839303132333435363738393031323334353637383930313233"), variant: .sha1).authenticate(Array<UInt8>(hex: "74657374")), Array<UInt8>(hex:"23cea58b0c484ed005434938ee70a938d7524e91"))
    }

    func testSHA256() {
        let key:Array<UInt8> = []
        let msg:Array<UInt8> = []
        let expectedMac:Array<UInt8> = [0xb6,0x13,0x67,0x9a,0x08,0x14,0xd9,0xec,0x77,0x2f,0x95,0xd7,0x78,0xc3,0x5f,0xc5,0xff,0x16,0x97,0xc4,0x93,0x71,0x56,0x53,0xc6,0xc7,0x12,0x14,0x42,0x92,0xc5,0xad]
        
        let hmac = try! HMAC(key: key, variant: .sha256).authenticate(msg)
        XCTAssertEqual(hmac, expectedMac, "Invalid authentication result")
    }

    func testSHA384() {
        let key:Array<UInt8> = []
        let msg:Array<UInt8> = []
        let expectedMac:Array<UInt8> = [0x6c, 0x1f, 0x2e, 0xe9, 0x38, 0xfa, 0xd2, 0xe2, 0x4b, 0xd9, 0x12, 0x98, 0x47, 0x43, 0x82, 0xca, 0x21, 0x8c, 0x75, 0xdb, 0x3d, 0x83, 0xe1, 0x14, 0xb3, 0xd4, 0x36, 0x77, 0x76, 0xd1, 0x4d, 0x35, 0x51, 0x28, 0x9e, 0x75, 0xe8, 0x20, 0x9c, 0xd4, 0xb7, 0x92, 0x30, 0x28, 0x40, 0x23, 0x4a, 0xdc]

        let hmac = try! HMAC(key: key, variant: .sha384).authenticate(msg)
        XCTAssertEqual(hmac, expectedMac, "Invalid authentication result")
    }

    func testSHA512() {
        let key:Array<UInt8> = []
        let msg:Array<UInt8> = []
        let expectedMac:Array<UInt8> = [0xb9, 0x36, 0xce, 0xe8, 0x6c, 0x9f, 0x87, 0xaa, 0x5d, 0x3c, 0x6f, 0x2e, 0x84, 0xcb, 0x5a, 0x42, 0x39, 0xa5, 0xfe, 0x50, 0x48, 0x0a, 0x6e, 0xc6, 0x6b, 0x70, 0xab, 0x5b, 0x1f, 0x4a, 0xc6, 0x73, 0x0c, 0x6c, 0x51, 0x54, 0x21, 0xb3, 0x27, 0xec, 0x1d, 0x69, 0x40, 0x2e, 0x53, 0xdf, 0xb4, 0x9a, 0xd7, 0x38, 0x1e, 0xb0, 0x67, 0xb3, 0x38, 0xfd, 0x7b, 0x0c, 0xb2, 0x22, 0x47, 0x22, 0x5d, 0x47]

        let hmac = try! HMAC(key: key, variant: .sha512).authenticate(msg)
        XCTAssertEqual(hmac, expectedMac, "Invalid authentication result")
    }

    static let allTests =  [
        ("testMD5", testMD5),
        ("testSHA1", testSHA1),
        ("testSHA256", testSHA256),
        ("testSHA384", testSHA384),
        ("testSHA512", testSHA512)
    ]

}