start encoding candidate emails - completes #57

test/fixtures/candidates.yml

@@ -2,7 +2,7 @@
 
 roy: # Roy should have started, and is ready for a reminder
   name: Roy Cruz
-  email: roy.cruz@mailinator.com
+  email: <%= CryptSerializer.dump 'roy.cruz@mailinator.com' %>
   experience: 0-3
   recruiter: recruiter
   quiz: fed
@@ -12,7 +12,7 @@ roy: # Roy should have started, and is ready for a reminder
 
 gillian: # Gillian has not begun the test
   name: Gillian Anderson
-  email: gillian.anderson@mailinator.com
+  email: <%= CryptSerializer.dump 'gillian.anderson@mailinator.com' %>
   experience: 4-6
   recruiter: recruiter
   quiz: fed
@@ -22,7 +22,7 @@ gillian: # Gillian has not begun the test
 
 martha: # Martha has not begun the test
   name: Martha Watts
-  email: martha.watts@mailinator.com
+  email: <%= CryptSerializer.dump 'martha.watts@mailinator.com' %>
   experience: 4-6
   recruiter: recruiter
   quiz: fed
@@ -32,7 +32,7 @@ martha: # Martha has not begun the test
 
 dawn: # Dawn has completed, and been reminded, but not submitted the test
   name: Dawn Hopkins
-  email: dawn.hopkins@mailinator.com
+  email: <%= CryptSerializer.dump 'dawn.hopkins@mailinator.com' %>
   experience: 0-2
   recruiter: recruiter
   quiz: fed
@@ -42,7 +42,7 @@ dawn: # Dawn has completed, and been reminded, but not submitted the test
 
 peggy: # Peggy has completed, and been reminded, but not submitted the test
   name: Peggy Blisters
-  email: peggy.blisters@mailinator.com
+  email: <%= CryptSerializer.dump 'peggy.blisters@mailinator.com' %>
   experience: 0-2
   recruiter: recruiter
   quiz: fed
@@ -52,7 +52,7 @@ peggy: # Peggy has completed, and been reminded, but not submitted the test
 
 richard: # Richard has completed AND submitted the test
   name: Richard Burns
-  email: richard.burns@mailinator.com
+  email: <%= CryptSerializer.dump 'richard.burns@mailinator.com' %>
   experience: 15+
   recruiter: recruiter
   quiz: fed
@@ -62,10 +62,10 @@ richard: # Richard has completed AND submitted the test
 
 juan: # Juan has chosen "finish later" for live coders
   name: Juan Campbell
-  email: juan.campbell@mailinator.com
+  email: <%= CryptSerializer.dump 'juan.campbell@mailinator.com' %>
   experience: 15+
   recruiter: recruiter
   quiz: fed
   completed: false
   reminded: true
-  test_hash: qKQo0l4dyol
+  test_hash: <%= CryptSerializer.dump 'qKQo0l4dyol

test/models/candidate_test.rb

@@ -9,4 +9,18 @@ class CandidateTest < ActiveSupport::TestCase
 
     assert candidate.test_hash.present?
   end
+
+  test "should encrypt emails" do
+    email = 'test@mailinator.com'
+    candidate = Candidate.create(name: 'new name',
+                                 email: email,
+                                 experience: '0-3',
+                                 recruiter_id: users(:recruiter).id,
+                                 quiz_id: quizzes(:fed).id)
+
+    sql = "select email from candidates where id = #{candidate.id};"
+    enc_email = ActiveRecord::Base.connection.execute(sql).first.first
+
+    refute_equal email, enc_email
+  end
 end

test/services/crypt_serializer_test.rb

@@ -0,0 +1,26 @@
+require 'test_helper'
+
+class CryptSerializerTest < ActiveSupport::TestCase
+  test "should generate marshaled array" do
+    string = "some string to encrypt"
+    encrypted = CryptSerializer.dump string
+    ar = Marshal.load(Base64.urlsafe_decode64(encrypted))
+
+    assert_instance_of Array, ar
+    assert_equal 3, ar.count
+  end
+
+  test "should encrypt and dencrypt" do
+    string = "test@string.email"
+    encrypted = CryptSerializer.dump string
+    decrypted = CryptSerializer.load encrypted
+
+    assert_equal string, decrypted
+  end
+
+  test "must raise RuntimeError" do
+    assert_raises RuntimeError do
+      CryptSerializer.dump nil
+    end
+  end
+end