small arm fixes etc

test/risc/position/test_instruction_listener.rb

@@ -6,6 +6,7 @@ module Risc
     def setup
       Risc.machine.boot
       @binary = Parfait::BinaryCode.new(1)
+      @bin_pos = Position.new(@binary,0)
       @instruction = DummyInstruction.new(DummyInstruction.new)
       @position = InstructionListener.init(@instruction , @binary)
     end
@@ -41,13 +42,34 @@ module Risc
       Position.get(label).set(10)
       assert_equal 10 , Position.get(@instruction).at
     end
-    def test_label_at
-      branch = Branch.new("b" , @label)
-      Position.new(@label , 8 )
+    def test_label_at_branch
+      label = Label.new("Hi","Ho" , FakeAddress.new(5) , @instruction)
+      branch = Branch.new("b" , label)
+      Position.new(label , 8 )
       Position.new(branch , 8 )
       at_8 = Position.at(8)
       assert_equal Position , at_8.class
       assert_equal Branch , at_8.object.class
     end
   end
+  class TestInstructionListenerBig < MiniTest::Test
+    def setup
+      Risc.machine.boot
+      @binary = Parfait::BinaryCode.new(1)
+      @bin_pos = Position.new(@binary,0)
+      @instruction = DummyInstruction.new
+      13.times {@instruction.last.insert(DummyInstruction.new) }
+      @position = InstructionListener.init(@instruction , @binary)
+      @position.set(8)
+    end
+    def test_padding
+      assert_equal 64 , @binary.padded_length
+    end
+    def test_last
+      assert_equal 72 , Position.get(@instruction.last).at
+    end
+    def test_next
+      assert @binary.next
+    end
+  end
 end

test/risc/position/test_position.rb

@@ -49,6 +49,9 @@ module Risc
       res = @pos - Position.new(@pos,4)
       assert_equal 1 , res
     end
+    def test_lg
+      assert @pos > Position.new(@pos,4)
+    end
     def test_tos
       assert_equal "0x5" , @pos.to_s
     end