fix mom tests

and always have a list inside a class

lib/rubyx/rubyx_compiler.rb

@@ -9,10 +9,14 @@ module RubyX
       vool
     end
 
+    def self.ruby_to_mom( ruby_source )
+      vool = self.ruby_to_vool(ruby_source)
+      vool.to_mom(nil)
+    end
+
     def self.ruby_to_binary(source , platform = :arm)
       machine = Risc.machine.boot
-      vool = self.ruby_to_vool(source)
-      vool.to_mom(nil).class
+      ruby_to_mom(source)
       machine.translate(platform)
       machine.position_all
       machine.create_binary

lib/vool/class_statement.rb

@@ -4,11 +4,22 @@ module Vool
     attr_reader :clazz
 
     def initialize( name , supe , body)
-      @name , @super_class_name , @body = name , supe , body
+      @name , @super_class_name = name , supe
+      case body
+      when MethodStatement
+        @body = Statements.new([body])
+      when Statements
+        @body = body
+      when nil
+        @body = Statements.new([])
+      else
+        raise "what body #{body}"
+      end
     end
 
     def normalize
-      ClassStatement.new(@name , @super_class_name, @body&.normalize )
+      meths = body.statements.collect{|meth| meth.normalize}
+      ClassStatement.new(@name , @super_class_name, Statements.new(meths) )
     end
 
     def to_mom( _ )

lib/vool/statements.rb

@@ -30,7 +30,7 @@ module Vool
 
     # create mom instructions
     def to_mom( method )
-      raise "Empty list ? #{statements.length}" unless @statements[0]
+      raise "Empty list ? #{statements.length}" if empty?
       flat = @statements.shift.to_mom(method)
       while( nekst = @statements.shift )
         flat.append nekst.to_mom(method)

test/risc/test_risc_compiler.rb

@@ -38,19 +38,20 @@ module Risc
 
     def test_creates_method_statement_in_class
       clazz = RubyX::RubyXCompiler.ruby_to_vool in_Test("def meth; @ivar = 5 ;end")
-      assert_equal Vool::MethodStatement , clazz.body.class
+      assert_equal Vool::Statements , clazz.body.class
+      assert_equal Vool::MethodStatement , clazz.body.first.class
     end
 
     def test_method_statement_has_class
       vool = RubyX::RubyXCompiler.ruby_to_vool in_Test("def meth; @ivar = 5;end")
       clazz = vool.to_mom(nil)
-      assert vool.body.clazz
+      assert vool.body.first.clazz
     end
 
     def test_parfait_class_creation
       vool = RubyX::RubyXCompiler.ruby_to_vool in_Test("def meth; @ivar = 5;end")
       clazz = vool.to_mom(nil)
-      assert_equal Parfait::Class , vool.body.clazz.class
+      assert_equal Parfait::Class , vool.body.first.clazz.class
     end
 
     def test_typed_method_instance_type

test/rubyx/helper.rb

@@ -8,6 +8,9 @@ module RubyX
     def ruby_to_vool(input)
       RubyXCompiler.ruby_to_vool(input)
     end
+    def ruby_to_mom(input)
+      RubyXCompiler.ruby_to_mom(input)
+    end
     def compile_in_test input
       vool = ruby_to_vool in_Test(input)
       vool.to_mom(nil)

test/rubyx/ruby_compiler/test_class_statement.rb

@@ -22,7 +22,7 @@ module Vool
     end
 
     def test_compile_class_body
-      assert_nil @lst.body
+      assert @lst.body.empty?
     end
 
   end
@@ -31,13 +31,13 @@ module Vool
     include RubyTests
 
     def test_compile_one_method
-      lst = compile( in_Test("@ivar = 4") )
-      assert_equal IvarAssignment , lst.body.class
+      lst = compile( as_test_main("@ivar = 4") )
+      assert_equal IvarAssignment , lst.body.first.body.class
     end
-    def test_compile_two_methods
-      lst = compile( in_Test("false; true;") )
-      assert_equal ScopeStatement , lst.body.class
-      assert_equal TrueConstant , lst.body.statements[1].class
+    def test_compile_two_stats
+      lst = compile( as_test_main("false; true;") )
+      assert_equal ScopeStatement , lst.body.first.body.class
+      assert_equal TrueConstant , lst.body.first.body.statements[1].class
     end
 
   end

test/rubyx/test_rubyx_compiler.rb

@@ -24,7 +24,8 @@ module RubyX
 
     def test_class_body_is_scope
       clazz = ruby_to_vool in_Test("def meth; @ivar = 5 ;end")
-      assert_equal Vool::MethodStatement , clazz.body.class
+      assert_equal Vool::Statements , clazz.body.class
+      assert_equal Vool::MethodStatement , clazz.body.first.class
     end
 
     def test_space_is_unchanged_by_compile

test/rubyx/test_rubyx_compiler1.rb

@@ -1,34 +1,24 @@
-require_relative "../helper"
+require_relative "helper"
 
 module RubyX
   class TestVoolCompiler < MiniTest::Test
     include ScopeHelper
-
-    def setup
-      Risc.machine.boot
-    end
-    def ruby_to_vool(input)
-      RubyXCompiler.ruby_to_vool(input)
-    end
+    include RubyXHelper
 
     def test_creates_class_without_deriviation
-      vool = ruby_to_vool "class Testing ; end"
-      vool.to_mom(nil)
+      ruby_to_mom "class Testing ; end"
       clazz = Parfait.object_space.get_class_by_name(:Testing)
       assert clazz , "No classes created"
       assert_equal :Object , clazz.super_class_name
     end
 
     def test_creates_class_deriviation
-      vool = ruby_to_vool "class Testing ; end"
-      mom = vool.to_mom(nil)
-      assert_equal Vool::ClassStatement , vool.class
-      #assert mom , "No classes created"
+      mom = ruby_to_mom "class Testing ; end"
+      assert mom , "No classes created" 
     end
 
     def test_creates_class_with_deriviation
-      vool = ruby_to_vool  "class Test2 < List ;end"
-      vool.to_mom(nil)
+      ruby_to_mom  "class Test2 < List ;end"
       clazz = Parfait.object_space.get_class_by_name(:Test2)
       assert clazz, "No classes created"
       assert_equal :List , clazz.super_class_name