activeresource_test.rb

[ :json, :xml ].each do |format|
  test "should clear errors when error is corrected for #{format}" do
    set_mocks_to_invalid
    invalid_user_using_format(format) do
      assert !@person.valid?

      @person.name = "Joe Shmoe"
      @person.age  = 56

      set_mocks_to_valid

      assert @person.save
      assert @person.valid?
    end
  end
end