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author | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2014-07-15 19:53:20 -0300 |
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committer | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2014-07-15 19:53:20 -0300 |
commit | 002cf5fac4d71e77805c0e1dad3b9499b1f551ca (patch) | |
tree | 0dcded09924432ce566cdb272cff068d3f457e68 /activesupport | |
parent | f3c1832ad44e5e8b256e5548623a445a83b09c1f (diff) | |
parent | 19fae86fe028162f7c487b2822e02fa96b5b861b (diff) | |
download | rails-002cf5fac4d71e77805c0e1dad3b9499b1f551ca.tar.gz rails-002cf5fac4d71e77805c0e1dad3b9499b1f551ca.tar.bz2 rails-002cf5fac4d71e77805c0e1dad3b9499b1f551ca.zip |
Merge branch 'rm-uuid'
Diffstat (limited to 'activesupport')
-rw-r--r-- | activesupport/CHANGELOG.md | 2 | ||||
-rw-r--r-- | activesupport/lib/active_support/core_ext/digest/uuid.rb | 51 | ||||
-rw-r--r-- | activesupport/lib/active_support/core_ext/securerandom.rb | 47 | ||||
-rw-r--r-- | activesupport/test/core_ext/digest/uuid_test.rb | 24 | ||||
-rw-r--r-- | activesupport/test/core_ext/securerandom_test.rb | 28 |
5 files changed, 76 insertions, 76 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index a667332afc..214722a0e5 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -160,7 +160,7 @@ *Bogdan Gusiev* -* Add `SecureRandom::uuid_v3` and `SecureRandom::uuid_v5` to support stable +* Add `Digest::UUID::uuid_v3` and `Digest::UUID::uuid_v5` to support stable UUID fixtures on PostgreSQL. *Roderick van Domburg* diff --git a/activesupport/lib/active_support/core_ext/digest/uuid.rb b/activesupport/lib/active_support/core_ext/digest/uuid.rb new file mode 100644 index 0000000000..593c51bba2 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/digest/uuid.rb @@ -0,0 +1,51 @@ +require 'securerandom' + +module Digest + module UUID + DNS_NAMESPACE = "k\xA7\xB8\x10\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: + URL_NAMESPACE = "k\xA7\xB8\x11\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: + OID_NAMESPACE = "k\xA7\xB8\x12\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: + X500_NAMESPACE = "k\xA7\xB8\x14\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: + + # Generates a v5 non-random UUID (Universally Unique IDentifier). + # + # Using Digest::MD5 generates version 3 UUIDs; Digest::SHA1 generates version 5 UUIDs. + # uuid_from_hash always generates the same UUID for a given name and namespace combination. + # + # See RFC 4122 for details of UUID at: http://www.ietf.org/rfc/rfc4122.txt + def self.uuid_from_hash(hash_class, uuid_namespace, name) + if hash_class == Digest::MD5 + version = 3 + elsif hash_class == Digest::SHA1 + version = 5 + else + raise ArgumentError, "Expected Digest::SHA1 or Digest::MD5, got #{hash_class.name}." + end + + hash = hash_class.new + hash.update(uuid_namespace) + hash.update(name) + + ary = hash.digest.unpack('NnnnnN') + ary[2] = (ary[2] & 0x0FFF) | (version << 12) + ary[3] = (ary[3] & 0x3FFF) | 0x8000 + + "%08x-%04x-%04x-%04x-%04x%08x" % ary + end + + # Convenience method for uuid_from_hash using Digest::MD5. + def self.uuid_v3(uuid_namespace, name) + self.uuid_from_hash(Digest::MD5, uuid_namespace, name) + end + + # Convenience method for uuid_from_hash using Digest::SHA1. + def self.uuid_v5(uuid_namespace, name) + self.uuid_from_hash(Digest::SHA1, uuid_namespace, name) + end + + # Convenience method for SecureRandom.uuid. + def self.uuid_v4 + SecureRandom.uuid + end + end +end diff --git a/activesupport/lib/active_support/core_ext/securerandom.rb b/activesupport/lib/active_support/core_ext/securerandom.rb deleted file mode 100644 index ff1eb52843..0000000000 --- a/activesupport/lib/active_support/core_ext/securerandom.rb +++ /dev/null @@ -1,47 +0,0 @@ -module SecureRandom #:nodoc: - UUID_DNS_NAMESPACE = "k\xA7\xB8\x10\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_URL_NAMESPACE = "k\xA7\xB8\x11\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_OID_NAMESPACE = "k\xA7\xB8\x12\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_X500_NAMESPACE = "k\xA7\xB8\x14\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - - # Generates a v5 non-random UUID (Universally Unique IDentifier). - # - # Using Digest::MD5 generates version 3 UUIDs; Digest::SHA1 generates version 5 UUIDs. - # ::uuid_from_hash always generates the same UUID for a given name and namespace combination. - # - # See RFC 4122 for details of UUID at: http://www.ietf.org/rfc/rfc4122.txt - def self.uuid_from_hash(hash_class, uuid_namespace, name) #:nodoc: - if hash_class == Digest::MD5 - version = 3 - elsif hash_class == Digest::SHA1 - version = 5 - else - raise ArgumentError, "Expected Digest::SHA1 or Digest::MD5, got #{hash_class.name}." - end - - hash = hash_class.new - hash.update(uuid_namespace) - hash.update(name) - - ary = hash.digest.unpack('NnnnnN') - ary[2] = (ary[2] & 0x0FFF) | (version << 12) - ary[3] = (ary[3] & 0x3FFF) | 0x8000 - - "%08x-%04x-%04x-%04x-%04x%08x" % ary - end - - # Convenience method for ::uuid_from_hash using Digest::MD5. - def self.uuid_v3(uuid_namespace, name) #:nodoc: - self.uuid_from_hash(Digest::MD5, uuid_namespace, name) - end - - # Convenience method for ::uuid_from_hash using Digest::SHA1. - def self.uuid_v5(uuid_namespace, name) #:nodoc: - self.uuid_from_hash(Digest::SHA1, uuid_namespace, name) - end - - class << self - # Alias for ::uuid. - alias_method :uuid_v4, :uuid - end -end diff --git a/activesupport/test/core_ext/digest/uuid_test.rb b/activesupport/test/core_ext/digest/uuid_test.rb new file mode 100644 index 0000000000..08e0a1d6e1 --- /dev/null +++ b/activesupport/test/core_ext/digest/uuid_test.rb @@ -0,0 +1,24 @@ +require 'abstract_unit' +require 'active_support/core_ext/digest/uuid' + +class DigestUUIDExt < ActiveSupport::TestCase + def test_v3_uuids + assert_equal "3d813cbb-47fb-32ba-91df-831e1593ac29", Digest::UUID.uuid_v3(Digest::UUID::DNS_NAMESPACE, "www.widgets.com") + assert_equal "86df55fb-428e-3843-8583-ba3c05f290bc", Digest::UUID.uuid_v3(Digest::UUID::URL_NAMESPACE, "http://www.widgets.com") + assert_equal "8c29ab0e-a2dc-3482-b5eb-20cb2e2387a1", Digest::UUID.uuid_v3(Digest::UUID::OID_NAMESPACE, "1.2.3") + assert_equal "ee49149d-53a4-304a-890b-468229f6afc3", Digest::UUID.uuid_v3(Digest::UUID::X500_NAMESPACE, "cn=John Doe, ou=People, o=Acme, Inc., c=US") + end + + def test_v5_uuids + assert_equal "21f7f8de-8051-5b89-8680-0195ef798b6a", Digest::UUID.uuid_v5(Digest::UUID::DNS_NAMESPACE, "www.widgets.com") + assert_equal "4e570fd8-186d-5a74-90f0-4d28e34673a1", Digest::UUID.uuid_v5(Digest::UUID::URL_NAMESPACE, "http://www.widgets.com") + assert_equal "42d5e23b-3a02-5135-85c6-52d1102f1f00", Digest::UUID.uuid_v5(Digest::UUID::OID_NAMESPACE, "1.2.3") + assert_equal "fd5b2ddf-bcfe-58b6-90d6-db50f74db527", Digest::UUID.uuid_v5(Digest::UUID::X500_NAMESPACE, "cn=John Doe, ou=People, o=Acme, Inc., c=US") + end + + def test_invalid_hash_class + assert_raise ArgumentError do + Digest::UUID.uuid_from_hash(Digest::SHA2, Digest::UUID::OID_NAMESPACE, '1.2.3') + end + end +end diff --git a/activesupport/test/core_ext/securerandom_test.rb b/activesupport/test/core_ext/securerandom_test.rb deleted file mode 100644 index 71980f6910..0000000000 --- a/activesupport/test/core_ext/securerandom_test.rb +++ /dev/null @@ -1,28 +0,0 @@ -require 'abstract_unit' -require 'active_support/core_ext/securerandom' - -class SecureRandomExt < ActiveSupport::TestCase - def test_v3_uuids - assert_equal "3d813cbb-47fb-32ba-91df-831e1593ac29", SecureRandom.uuid_v3(SecureRandom::UUID_DNS_NAMESPACE, "www.widgets.com") - assert_equal "86df55fb-428e-3843-8583-ba3c05f290bc", SecureRandom.uuid_v3(SecureRandom::UUID_URL_NAMESPACE, "http://www.widgets.com") - assert_equal "8c29ab0e-a2dc-3482-b5eb-20cb2e2387a1", SecureRandom.uuid_v3(SecureRandom::UUID_OID_NAMESPACE, "1.2.3") - assert_equal "ee49149d-53a4-304a-890b-468229f6afc3", SecureRandom.uuid_v3(SecureRandom::UUID_X500_NAMESPACE, "cn=John Doe, ou=People, o=Acme, Inc., c=US") - end - - def test_v5_uuids - assert_equal "21f7f8de-8051-5b89-8680-0195ef798b6a", SecureRandom.uuid_v5(SecureRandom::UUID_DNS_NAMESPACE, "www.widgets.com") - assert_equal "4e570fd8-186d-5a74-90f0-4d28e34673a1", SecureRandom.uuid_v5(SecureRandom::UUID_URL_NAMESPACE, "http://www.widgets.com") - assert_equal "42d5e23b-3a02-5135-85c6-52d1102f1f00", SecureRandom.uuid_v5(SecureRandom::UUID_OID_NAMESPACE, "1.2.3") - assert_equal "fd5b2ddf-bcfe-58b6-90d6-db50f74db527", SecureRandom.uuid_v5(SecureRandom::UUID_X500_NAMESPACE, "cn=John Doe, ou=People, o=Acme, Inc., c=US") - end - - def test_uuid_v4_alias - assert_equal SecureRandom.method(:uuid_v4), SecureRandom.method(:uuid) - end - - def test_invalid_hash_class - assert_raise ArgumentError do - SecureRandom.uuid_from_hash(Digest::SHA2, SecureRandom::UUID_OID_NAMESPACE, '1.2.3') - end - end -end |