fix argument transfer (to be logical)

test/sol/class_send/test_send_class.rb

@@ -45,7 +45,7 @@ module Sol
       assert_equal Parfait::Class,  @ins.next.receiver.known_object.class
     end
     def test_arg_one
-      assert_equal SlotLoad,  @ins.next(1).arguments[0].class
+      assert_equal SlottedConstant,  @ins.next(1).arguments[0].class
     end
     def test_receiver_move_class
       assert_equal ArgumentTransfer,  @ins.next(1).class

test/sol/send/test_send_self.rb

@@ -11,7 +11,7 @@ module Sol
       assert_equal SlottedMessage,  @ins.next.receiver.class
     end
     def test_arg_one
-      assert_equal SlotLoad,  @ins.next(1).arguments[0].class
+      assert_equal SlottedConstant,  @ins.next(1).arguments[0].class
     end
     def test_call_two
       assert_equal SimpleCall,  @ins.next(2).class

test/sol/send/test_send_simple_args.rb

@@ -12,12 +12,11 @@ module Sol
       [SlotMachine::IntegerConstant , 5]
     end
     def test_args_two_move
-      assert_equal :next_message, @ins.next(1).arguments[1].left.slots.name
-      assert_equal :arg2,    @ins.next(1).arguments[1].left.slots.next_slot.name
+      assert_equal SlottedConstant, @ins.next(1).arguments[1].class
     end
     def test_args_two_str
-      assert_equal SlotMachine::IntegerConstant,    @ins.next(1).arguments[1].right.known_object.class
-      assert_equal 2,    @ins.next(1).arguments[1].right.known_object.value
+      assert_equal SlottedConstant,    @ins.next(1).arguments[1].class
+      assert_equal 2,    @ins.next(1).arguments[1].known_object.value
     end
     def test_array
       check_array [MessageSetup,ArgumentTransfer,SimpleCall, SlotLoad, ReturnJump,

test/sol/test_yield_statement.rb

@@ -22,10 +22,8 @@ module Sol
       assert_equal 1, @ins.next(3).arguments.length
     end
     def test_args_one_l
-      left = @ins.next(3).arguments[0].left
-      assert_equal Symbol, left.known_object.class
-      assert_equal :message, left.known_object
-      assert_equal "message.next_message.arg1", left.to_s
+      left = @ins.next(3).arguments[0]
+      assert_equal SlotMachine::IntegerConstant, left.known_object.class
     end
     def test_check_left
       assert_equal SlottedObject, @ins.left.class