Add tests

test/interactions/email_check_test.rb

@@ -95,4 +95,27 @@ class EmailCheckTest < ActiveSupport::TestCase
     assert_equal @contact.validation_events.count, 1
     assert @contact.validation_events.last.success
   end
+
+  def test_should_remove_old_validation_records
+    trumail_results = OpenStruct.new(success: false,
+                                     email: @contact.email,
+                                     domain: "box.tests",
+                                     errors: {:mx=>"target host(s) not found"},
+                                     )
+
+    Spy.on_instance_method(Actions::EmailCheck, :check_email).and_return(trumail_results)
+    Spy.on_instance_method(Actions::AAndAaaaEmailValidation, :call).and_return([true])
+
+    action = Actions::EmailCheck.new(email: @contact.email,
+                                     validation_eventable: @contact,
+                                     check_level: 'regex')
+
+
+    action.call
+    assert_equal @contact.validation_events.count, 1
+
+    travel_to(Time.zone.now + ::ValidationEvent::VALIDATION_PERIOD + 1.minute)
+    action.call
+    assert_equal @contact.validation_events.count, 1
+  end
 end