From 6268e2c446d6d54b43668d859184d6f3a779fa3a Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Fri, 28 Nov 2014 03:40:17 -0800
Subject: Fix challenge 10 specs

---
 test/Set2Spec.scala | 31 +++++++++++++++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

(limited to 'test')

diff --git a/test/Set2Spec.scala b/test/Set2Spec.scala
index 7884b4e..d230a18 100644
--- a/test/Set2Spec.scala
+++ b/test/Set2Spec.scala
@@ -7,7 +7,9 @@ class Set2Spec extends IxeeSpec {
   import ixee.cryptopals.utils.ConversionUtils._
   import ixee.cryptopals.utils.ByteUtils._
   import ixee.cryptopals.utils.StreamUtils._
+  import ixee.cryptopals.utils.CryptoUtils._
   import ixee.cryptopals.utils._
+  import ixee.cryptopals.utils.crypto.SchemeBuilder
   import ixee.cryptopals.solvers._
 
   "Set2" - {
@@ -23,7 +25,7 @@ class Set2Spec extends IxeeSpec {
           def challenge9spec(expected: Byte) = {
             val truncated = text.dropRight(expected)
             val padString =
-              CryptoUtils.pkcs7pad(truncated.toByteArray, 256).takeRight(expected)
+              pkcs7pad(truncated.asBytes, 256).takeRight(expected)
 
             val expectedPad =
               s"${expected.toChar}" * expected
@@ -43,7 +45,32 @@ class Set2Spec extends IxeeSpec {
 
     "Challenge 10: Implement CBC mode" - {
 
-      
+      "encryption then decryption produces the original data" in {
+
+        val text = """|what a nice string the quick brown fox
+                      | and the lazy dog went for a jog in the park.
+                      |In touch with the ground
+                      |I'm on the hunt I'm after you
+                      |Smell like I sound, I'm lost in a crowd
+                      |And I'm hungry like the wolf
+                      |Straddle the line in discord and rhyme
+                      |I'm on the hunt I'm after you
+                      |Mouth is alive with juices like wine
+                      |And I'm hungry like the wolf
+                      |  the wolf ate both of them.""".stripMargin
+
+        val builder = SchemeBuilder("AES", "foobar, a nice s".asBytes)
+          .cbc(Stream.from(10).take(16).map(_.toByte))
+
+        cbcDecrypt(builder)(cbcEncrypt(builder)(text.asBytes)) mustBe text.asBytes
+
+      }
+
+      "decrypts the example data" in {
+
+        Challenge10.run mustBe Challenge6.expectation
+
+      }
 
     }
   }
-- 
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