1 files changed, 109 insertions, 0 deletions
diff --git a/vendor/gems/attr_encrypted/test/compatibility_test.rb b/vendor/gems/attr_encrypted/test/compatibility_test.rb
new file mode 100644
index 00000000000..7585895e16e
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+++ b/vendor/gems/attr_encrypted/test/compatibility_test.rb
@@ -0,0 +1,109 @@
+# frozen_string_literal: true
+
+# -*- encoding: utf-8 -*-
+require_relative 'test_helper'
+
+# Test to ensure that existing representations in database do not break on
+# migrating to new versions of this gem. This ensures that future versions of
+# this gem will retain backwards compatibility with data generated by earlier
+# versions.
+class CompatibilityTest < Minitest::Test
+  class NonmarshallingPet < ActiveRecord::Base
+    PET_NICKNAME_SALT = Digest::SHA256.hexdigest('my-really-really-secret-pet-nickname-salt')
+    PET_NICKNAME_KEY = 'my-really-really-secret-pet-nickname-key'
+    PET_BIRTHDATE_SALT = Digest::SHA256.hexdigest('my-really-really-secret-pet-birthdate-salt')
+    PET_BIRTHDATE_KEY = 'my-really-really-secret-pet-birthdate-key'
+
+    self.attr_encrypted_options[:mode] = :per_attribute_iv_and_salt
+    self.attr_encrypted_options[:algorithm] = 'aes-256-cbc'
+    self.attr_encrypted_options[:insecure_mode] = true
+
+    attr_encrypted :nickname,
+      :key => proc { Encryptor.encrypt(:value => PET_NICKNAME_SALT, :key => PET_NICKNAME_KEY, insecure_mode: true, algorithm: 'aes-256-cbc') }
+    attr_encrypted :birthdate,
+      :key => proc { Encryptor.encrypt(:value => PET_BIRTHDATE_SALT, :key => PET_BIRTHDATE_KEY, insecure_mode: true, algorithm: 'aes-256-cbc') }
+  end
+
+  class MarshallingPet < ActiveRecord::Base
+    PET_NICKNAME_SALT = Digest::SHA256.hexdigest('my-really-really-secret-pet-nickname-salt')
+    PET_NICKNAME_KEY = 'my-really-really-secret-pet-nickname-key'
+    PET_BIRTHDATE_SALT = Digest::SHA256.hexdigest('my-really-really-secret-pet-birthdate-salt')
+    PET_BIRTHDATE_KEY = 'my-really-really-secret-pet-birthdate-key'
+
+    self.attr_encrypted_options[:mode] = :per_attribute_iv_and_salt
+    self.attr_encrypted_options[:algorithm] = 'aes-256-cbc'
+    self.attr_encrypted_options[:insecure_mode] = true
+
+    attr_encrypted :nickname,
+      :key => proc { Encryptor.encrypt(:value => PET_NICKNAME_SALT, :key => PET_NICKNAME_KEY, insecure_mode: true, algorithm: 'aes-256-cbc') },
+      :marshal => true
+    attr_encrypted :birthdate,
+      :key => proc { Encryptor.encrypt(:value => PET_BIRTHDATE_SALT, :key => PET_BIRTHDATE_KEY, insecure_mode: true, algorithm: 'aes-256-cbc') },
+      :marshal => true
+  end
+
+  def setup
+    drop_all_tables
+    create_tables
+  end
+
+  def test_nonmarshalling_backwards_compatibility
+    pet = NonmarshallingPet.create!(
+      :name => 'Fido',
+      :encrypted_nickname => 'E4lJTxFG/EfkfPg5MpnriQ==',
+      :encrypted_nickname_iv => 'z4Q8deE4h7f6S8NNZcbPNg==',
+      :encrypted_nickname_salt => 'adcd833001a873db',
+      :encrypted_birthdate => '6uKEAiFVdJw+N5El+U6Gow==',
+      :encrypted_birthdate_iv => 'zxtc1XPssL4s2HwA69nORQ==',
+      :encrypted_birthdate_salt => '4f879270045eaad7'
+    )
+
+    assert_equal 'Fido', pet.name
+    assert_equal 'Fido the Dog', pet.nickname
+    assert_equal '2011-07-09', pet.birthdate
+  end
+
+  def test_marshalling_backwards_compatibility
+    pet = MarshallingPet.create!(
+      :name => 'Fido',
+      :encrypted_nickname => 'EsQScJYkPw80vVGvKWkE37Px99HHpXPFjoEPTNa4rbs=',
+      :encrypted_nickname_iv => 'fNq1OZcGvty4KfcvGTcFSw==',
+      :encrypted_nickname_salt => '733b459b7d34c217',
+      :encrypted_birthdate => '+VUlKQGfNWkOgCwI4hv+3qlGIwh9h6cJ/ranJlaxvU+xxQdL3H3cOzTcI2rkYkdR',
+      :encrypted_birthdate_iv => 'Ka+zF/SwEYZKwVa24lvFfA==',
+      :encrypted_birthdate_salt => 'd5e892d5bbd81566'
+    )
+
+    assert_equal 'Fido', pet.name
+    assert_equal 'Mummy\'s little helper', pet.nickname
+
+    assert_equal Date.new(2011, 7, 9), pet.birthdate
+  end
+
+  private
+
+  def create_tables
+    ActiveRecord::Schema.define(:version => 1) do
+      create_table :nonmarshalling_pets do |t|
+        t.string :name
+        t.string :encrypted_nickname
+        t.string :encrypted_nickname_iv
+        t.string :encrypted_nickname_salt
+        t.string :encrypted_birthdate
+        t.string :encrypted_birthdate_iv
+        t.string :encrypted_birthdate_salt
+      end
+      create_table :marshalling_pets do |t|
+        t.string :name
+        t.string :encrypted_nickname
+        t.string :encrypted_nickname_iv
+        t.string :encrypted_nickname_salt
+        t.string :encrypted_birthdate
+        t.string :encrypted_birthdate_iv
+        t.string :encrypted_birthdate_salt
+      end
+    end
+  end
+end
+
+ActiveRecord::Base.establish_connection :adapter => 'sqlite3', :database => ':memory:'