Reorganize tests

#660

test/models/contact/contact_test.rb

@@ -0,0 +1,11 @@
+require 'test_helper'
+
+class ContactTest < ActiveSupport::TestCase
+  def setup
+    @contact = contacts(:john)
+  end
+
+  def test_validates
+    assert @contact.valid?
+  end
+end