Set reserved_domains.password to NOT NULL

test/models/reserved_domain_test.rb

@@ -0,0 +1,11 @@
+require 'test_helper'
+
+class ReservedDomainTest < ActiveSupport::TestCase
+  setup do
+    @reserved_domain = reserved_domains(:one)
+  end
+
+  def test_fixture_is_valid
+    assert @reserved_domain.valid?
+  end
+end