let notFoundMessageBytes: [UInt8] = [

0x01, // Number of inventory vectors (1)

0x02, 0x00, 0x00, 0x00, // First vector type (2: Block)

0x71, 0x40, 0x03, 0x91, 0x50, 0x8c, 0xae, 0x45,

0x35, 0x86, 0x4f, 0x74, 0x91, 0x76, 0xab, 0x7f,

0xa3, 0xa2, 0x51, 0xc2, 0x13, 0x40, 0x21, 0x1e,

0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00] // Block hash

var notFoundMessageData: NSData!

var notFoundMessage: NotFoundMessage!

override func setUp() {

super.setUp()

let vector0HashBytes: [UInt8] = [

0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

0x1e, 0x21, 0x40, 0x13, 0xc2, 0x51, 0xa2, 0xa3,

0x7f, 0xab, 0x76, 0x91, 0x74, 0x4f, 0x86, 0x35,

0x45, 0xae, 0x8c, 0x50, 0x91, 0x03, 0x40, 0x71] // Block hash

let vector0Hash = SHA256Hash(bytes: vector0HashBytes)

let inventoryVectors = [InventoryVector(type: .Block, hash: vector0Hash)]

notFoundMessage = NotFoundMessage(inventoryVectors: inventoryVectors)

notFoundMessageData = NSData(bytes: notFoundMessageBytes, length: notFoundMessageBytes.count)

}

// TODO: Add edge test cases: Too many vectors, empty data, etc.

func testNotFoundMessageEncoding() {

XCTAssertEqual(notFoundMessage.bitcoinData, notFoundMessageData)

}

func testNotFoundMessageDecoding() {

let stream = NSInputStream(data: notFoundMessageData)

stream.open()

if let testNotFoundMessage = NotFoundMessage.fromBitcoinStream(stream) {

XCTAssertEqual(testNotFoundMessage, notFoundMessage)

} else {

XCTFail("Failed to parse NotFoundMessage")

}

XCTAssertFalse(stream.hasBytesAvailable)

stream.close()

}