rename method_compiler

in line with other compiler XX_Compiler being the compiler for that layer
remove type from compiler as it is in method available

test/risc/test_builder.rb

@@ -6,7 +6,7 @@ module Risc
     def setup
       Risc.machine.boot
       init = Parfait.object_space.get_init
-      @builder = Risc::MethodCompiler.new( init ).code_builder(init)
+      @builder = Risc::RiscCompiler.new( init ).code_builder(init)
       @label = Risc.label("source","name")
     end
     def test_has_build
@@ -102,7 +102,7 @@ module Risc
     def setup
       Risc.machine.boot
       @init = Parfait.object_space.get_init
-      @builder = Risc::MethodCompiler.new( @init ).compiler_builder(@init)
+      @builder = Risc::RiscCompiler.new( @init ).compiler_builder(@init)
     end
     def test_inserts_built
       r1 = RegisterValue.new(:r1 , :Space)

test/risc/test_risc_compiler.rb

@@ -0,0 +1,79 @@
+require_relative "helper"
+
+module Vool
+  class TestRiscCompiler < MiniTest::Test
+    include CompilerHelper
+
+    def setup
+      Risc.machine.boot
+    end
+
+    def create_method
+      VoolCompiler.ruby_to_vool in_Test("def meth; @ivar = 5;end")
+      test = Parfait.object_space.get_class_by_name(:Test)
+      test.get_method(:meth)
+    end
+
+    def test_method_has_source
+      method = create_method
+      assert_equal IvarAssignment ,  method.source.class
+    end
+
+    def test_method_has_no_locals
+      method = create_method
+      assert_equal 1 , method.frame_type.instance_length
+    end
+
+    def test_method_has_no_args
+      method = create_method
+      assert_equal 1 , method.args_type.instance_length
+    end
+
+    def test_creates_method_in_class
+      method = create_method
+      assert method , "No method created"
+      assert_equal Parfait::VoolMethod , method.class
+    end
+
+    def test_creates_method_statement_in_class
+      clazz = VoolCompiler.ruby_to_vool in_Test("def meth; @ivar = 5 ;end")
+      assert_equal MethodStatement , clazz.body.class
+    end
+
+    def test_method_statement_has_class
+      clazz = VoolCompiler.ruby_to_vool in_Test("def meth; @ivar = 5;end")
+      assert clazz.body.clazz
+    end
+
+    def test_parfait_class_creation
+      clazz = VoolCompiler.ruby_to_vool in_Test("def meth; @ivar = 5;end")
+      assert_equal Parfait::Class , clazz.body.clazz.class
+    end
+
+    def test_typed_method_instance_type
+      VoolCompiler.ruby_to_vool in_Test("def meth; @ivar = 5; @ibar = 4;end")
+      test = Parfait.object_space.get_class_by_name(:Test)
+      method = test.instance_type.get_method(:meth)
+      assert_equal 1, method.for_type.variable_index(:ivar)
+      assert_equal 2, method.for_type.variable_index(:ibar)
+    end
+
+    def test_vool_method_has_one_local
+      VoolCompiler.ruby_to_vool in_Test("def meth; local = 5 ; a = 6;end")
+      test = Parfait.object_space.get_class_by_name(:Test)
+      method = test.get_method(:meth)
+      assert_equal 3 , method.frame_type.instance_length
+      assert_equal 1 , method.frame_type.variable_index(:local)
+      assert_equal 2 , method.frame_type.variable_index(:a)
+    end
+
+    def test_typed_method_has_one_local
+      VoolCompiler.ruby_to_vool in_Test("def meth; local = 5 ; a = 6;end")
+      test = Parfait.object_space.get_class_by_name(:Test)
+      method = test.instance_type.get_method(:meth)
+      assert_equal 3 , method.frame_type.instance_length
+      assert_equal 1 , method.frame_type.variable_index(:local)
+    end
+
+  end
+end