require_relative "../helper"

module Risc
  module Position
    # tests that do no require a boot and only test basic positioning
    class TestPositionBasic < MiniTest::Test

      def test_creation_ok
        assert ObjectPosition.new(0,self)
      end
      def test_creation_fail
        assert_raises {Position.new("0")}
      end
      def test_add
        res = ObjectPosition.new(0,self) + 5
        assert_equal 5 , res
      end
      def test_sub
        res = ObjectPosition.new(5,self) - 1
        assert_equal 4 , res
      end
      def test_sub_pos
        res = ObjectPosition.new(5,self) - ObjectPosition.new(1,self)
        assert_equal 4 , res
      end
      def test_set
        pos = Position.set(self , 5)
        assert_equal 5 , pos.at
      end
      def tet_tos
        assert_equal "0x10" , Position.set(self).to_s
      end
      def test_reset_ok
        pos = Position.set(self , 5)
        pos = Position.set(self , 10)
        assert_equal 10 , pos.at
      end
      def test_reset_fail
        Position.set(self , 5)
        assert_raises{Position.set(self , 10000)}
      end
      def test_raises_set_nil
        assert_raises { Position.set(self,nil)}
      end
      def test_at
        pos = Position.set(self , 5)
        pos = Position.at(5)
        assert_equal 5 , pos.at
      end
    end
  end
end