From 359e7979d5815626bf13f5ce1ca5e194170d990b Mon Sep 17 00:00:00 2001
From: emboss <emboss@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 20 Oct 2011 03:32:36 +0000
Subject: * test/openssl/test_pkcs5.rb: add RFC 6070 tests for PBKDF2 with  
 HMAC-SHA1

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33490 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                  |  5 +++
 test/openssl/test_pkcs5.rb | 97 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 test/openssl/test_pkcs5.rb

diff --git a/ChangeLog b/ChangeLog
index c3329c1e5a..b096c0d38f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Oct 20 14:28:22 2011  Martin Bosslet  <Martin.Bosslet@googlemail.com>
+
+	* test/openssl/test_pkcs5.rb: add RFC 6070 tests for PBKDF2 with
+	  HMAC-SHA1
+
 Thu Oct 20 11:42:23 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* util.c (mmprepare): fix for fragmental size.
diff --git a/test/openssl/test_pkcs5.rb b/test/openssl/test_pkcs5.rb
new file mode 100644
index 0000000000..30fa3e5b0a
--- /dev/null
+++ b/test/openssl/test_pkcs5.rb
@@ -0,0 +1,97 @@
+require_relative 'utils'
+
+class OpenSSL::TestPKCS5 < Test::Unit::TestCase
+
+  def test_pbkdf2_hmac_sha1_rfc6070_c_1_len_20
+    p ="password"
+    s = "salt"
+    c = 1
+    dk_len = 20
+    raw = %w{ 0c 60 c8 0f 96 1f 0e 71
+              f3 a9 b5 24 af 60 12 06
+              2f e0 37 a6 }
+    expected = [raw.join('')].pack('H*')
+    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+    assert_equal(expected, value)
+  end
+
+  def test_pbkdf2_hmac_sha1_rfc6070_c_2_len_20
+    p ="password"
+    s = "salt"
+    c = 2
+    dk_len = 20
+    raw = %w{ ea 6c 01 4d c7 2d 6f 8c
+              cd 1e d9 2a ce 1d 41 f0
+              d8 de 89 57 }
+    expected = [raw.join('')].pack('H*')
+    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+    assert_equal(expected, value)
+  end
+
+  def test_pbkdf2_hmac_sha1_rfc6070_c_4096_len_20
+    p ="password"
+    s = "salt"
+    c = 4096
+    dk_len = 20
+    raw = %w{ 4b 00 79 01 b7 65 48 9a
+              be ad 49 d9 26 f7 21 d0
+              65 a4 29 c1 }
+    expected = [raw.join('')].pack('H*')
+    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+    assert_equal(expected, value)
+  end
+
+# takes too long!
+#  def test_pbkdf2_hmac_sha1_rfc6070_c_16777216_len_20
+#    p ="password"
+#    s = "salt"
+#    c = 16777216
+#    dk_len = 20
+#    raw = %w{ ee fe 3d 61 cd 4d a4 e4
+#              e9 94 5b 3d 6b a2 15 8c
+#              26 34 e9 84 }
+#    expected = [raw.join('')].pack('H*')
+#    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+#    assert_equal(expected, value)
+#  end
+
+  def test_pbkdf2_hmac_sha1_rfc6070_c_4096_len_25
+    p ="passwordPASSWORDpassword"
+    s = "saltSALTsaltSALTsaltSALTsaltSALTsalt"
+    c = 4096
+    dk_len = 25
+
+    raw = %w{ 3d 2e ec 4f e4 1c 84 9b
+              80 c8 d8 36 62 c0 e4 4a
+              8b 29 1a 96 4c f2 f0 70
+              38 }
+    expected = [raw.join('')].pack('H*')
+    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+    assert_equal(expected, value)
+  end
+
+  def test_pbkdf2_hmac_sha1_rfc6070_c_4096_len_16
+    p ="pass\0word"
+    s = "sa\0lt"
+    c = 4096
+    dk_len = 16
+    raw = %w{ 56 fa 6a a7 55 48 09 9d
+              cc 37 d7 f0 34 25 e0 c3 }
+    expected = [raw.join('')].pack('H*')
+    value = OpenSSL::PKCS5.pbkdf2_hmac_sha1(p, s, c, dk_len)
+    assert_equal(expected, value)
+  end
+
+  def test_pbkdf2_hmac_sha256_c_20000_len_32
+    #unfortunately no official test vectors available yet for SHA-2
+    p ="password"
+    s = OpenSSL::Random.random_bytes(16)
+    c = 20000
+    dk_len = 32
+    digest = OpenSSL::Digest::SHA256.new
+    value1 = OpenSSL::PKCS5.pbkdf2_hmac(p, s, c, dk_len, digest)
+    value2 = OpenSSL::PKCS5.pbkdf2_hmac(p, s, c, dk_len, digest)
+    assert_equal(value1, value2)
+  end if OpenSSL::PKCS5.respond_to?(:pbkdf2_hmac)
+
+end if defined?(OpenSSL)
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