Return ciphertext rather than decrypted content

tests/messages/basic.test.ts

@@ -1,15 +1,16 @@
 import { MessageTypes } from '../../src/common'
 import { packers, unpackers } from '../../src/mapping'
 
-const KEY = new Uint8Array([0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F])
+const KEY = new Uint8Array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15])
 
 test('Create a basic message (0x0001) packet.', () => {
   // Given
-  const message = 'Hello, World!'
+  const encoder = new TextEncoder()
+  const message = encoder.encode('Hello, World!')
 
   // When
   const packedPacket = packers[MessageTypes.Basic](
-    { message: message },
+    message,
     KEY
   )
 
@@ -24,16 +25,12 @@ test('Create a basic message (0x0001) packet.', () => {
 
 test('Parse a basic message (0x0001).', () => {
   // Given
-  const ciphertext = new Uint8Array([
-    0x84, 0xa2, 0x3a, 0xe2, 0xa8, 0xff, 0x43, 0x56, 0x96, 0x94, 0xf6, 0xe5, 0x1a, 0x30, 0x53,
-    0x39, 0xb9, 0xc4, 0x2c, 0xab, 0x21, 0x52, 0x8f, 0xc2, 0xba, 0x6c, 0x8b, 0x96, 0x82, 0x9d,
-    0x51, 0x27, 0x0c, 0xb6, 0x3b, 0x7f, 0x3e, 0x2a, 0x7b, 0x70, 0xbe, 0x01, 0x7b, 0x71, 0x9d
-  ])
+  const data = new Uint8Array([1, 2, 3, 4])
 
   // When
-  const unpackedPacket = unpackers[MessageTypes.Basic](ciphertext, KEY)
+  const unpackedPacket = unpackers[MessageTypes.Basic](data)
 
   // Then
-  expect(unpackedPacket.success).toBe(true)
-  expect(unpackedPacket.message).toBe('Hello, World!')
+  expect(unpackedPacket)
+  expect(unpackedPacket).toMatchObject(data)
 })