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+//
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+// CryptoSwift
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+//
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+// Copyright (C) 2014-2017 Marcin Krzyżanowski <marcin@krzyzanowskim.com>
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+// This software is provided 'as-is', without any express or implied warranty.
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+//
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+// In no event will the authors be held liable for any damages arising from the use of this software.
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+//
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+// Permission is granted to anyone to use this software for any purpose,including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
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+//
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+// - The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation is required.
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+// - Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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+// - This notice may not be removed or altered from any source or binary distribution.
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+//
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+
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+// Test vectors from https://tools.ietf.org/html/rfc4493
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+
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+import XCTest
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+@testable import CryptoSwift
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+
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+final class CMACTests: XCTestCase {
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+
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+ func testMessageLength0() {
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+ let key: Array<UInt8> = [0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c]
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+ let msg: Array<UInt8> = []
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+ let expectedMac: Array<UInt8> = [0xbb, 0x1d, 0x69, 0x29, 0xe9, 0x59, 0x37, 0x28, 0x7f, 0xa3, 0x7d, 0x12, 0x9b, 0x75, 0x67, 0x46]
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+
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+ let cmac = try! CMAC(key: key).authenticate(msg)
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+ XCTAssertEqual(cmac, expectedMac, "Invalid authentication result")
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+ }
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+
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+ func testMessageLength16() {
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+ let key: Array<UInt8> = [0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c]
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+ let msg: Array<UInt8> = [0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a]
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+ let expectedMac: Array<UInt8> = [0x07, 0x0a, 0x16, 0xb4, 0x6b, 0x4d, 0x41, 0x44, 0xf7, 0x9b, 0xdd, 0x9d, 0xd0, 0x4a, 0x28, 0x7c]
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+
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+ let cmac = try! CMAC(key: key).authenticate(msg)
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+ XCTAssertEqual(cmac, expectedMac, "Invalid authentication result")
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+ }
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+
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+ func testMessageLength40() {
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+ let key: Array<UInt8> = [0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c]
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+ let msg: Array<UInt8> = [0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11]
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+ let expectedMac: Array<UInt8> = [0xdf, 0xa6, 0x67, 0x47, 0xde, 0x9a, 0xe6, 0x30, 0x30, 0xca, 0x32, 0x61, 0x14, 0x97, 0xc8, 0x27]
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+
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+ let cmac = try! CMAC(key: key).authenticate(msg)
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+ XCTAssertEqual(cmac, expectedMac, "Invalid authentication result")
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+ }
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+
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+ func testMessageLength64() {
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+ let key: Array<UInt8> = [0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c]
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+ let msg: Array<UInt8> = [0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef, 0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b, 0xe6, 0x6c, 0x37, 0x10]
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+ let expectedMac: Array<UInt8> = [0x51, 0xf0, 0xbe, 0xbf, 0x7e, 0x3b, 0x9d, 0x92, 0xfc, 0x49, 0x74, 0x17, 0x79, 0x36, 0x3c, 0xfe]
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+
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+ let cmac = try! CMAC(key: key).authenticate(msg)
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+ XCTAssertEqual(cmac, expectedMac, "Invalid authentication result")
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+ }
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+
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+ static let allTests = [
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+ ("testMessageLength0", testMessageLength0),
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+ ("testMessageLength16", testMessageLength16),
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+ ("testMessageLength40", testMessageLength40),
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+ ("testMessageLength64", testMessageLength64),
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+ ]
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+}
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TictoDev