fix true false and nil constant

going from mom to parfait
basics in place, more ripples to fix

test/mom/test_if_else.rb

@@ -19,7 +19,7 @@ module Risc
 
     def test_false_load
       produced = produce_body
-      assert_equal Mom::FalseConstant , produced.next(2).constant.class
+      assert_equal Parfait::FalseClass , produced.next(2).constant.class
     end
     def test_false_check
       produced = produce_body
@@ -27,7 +27,7 @@ module Risc
     end
     def test_nil_load
       produced = produce_body
-      assert_equal Mom::NilConstant , produced.next(5).constant.class
+      assert_equal Parfait::NilClass , produced.next(5).constant.class
     end
     def test_nil_check
       produced = produce_body

test/mom/test_if_no_else.rb

@@ -18,7 +18,7 @@ module Risc
 
     def test_false_load
       produced = produce_body
-      assert_equal Mom::FalseConstant , produced.next(2).constant.class
+      assert_equal Parfait::FalseClass , produced.next(2).constant.class
     end
     def test_isnotzero
       produced = produce_body
@@ -35,7 +35,7 @@ module Risc
     end
     def test_nil_load
       produced = produce_body
-      assert_equal Mom::NilConstant , produced.next(5).constant.class
+      assert_equal Parfait::NilClass , produced.next(5).constant.class
     end
     def test_nil_check
       produced = produce_body

test/mom/test_send_simple_args.rb

@@ -25,7 +25,7 @@ module Risc
     def test_load_arg_const
       produced = produce_body
       assert_equal LoadConstant , produced.next(19).class
-      assert_equal Mom::IntegerConstant , produced.next(19).constant.class
+      assert_equal Parfait::Integer , produced.next(19).constant.class
       assert_equal 1 , produced.next(19).constant.value
     end
     def test_load_next_m

test/mom/test_while.rb

@@ -18,7 +18,7 @@ module Risc
 
     def test_false_load
       produced = produce_body
-      assert_equal Mom::FalseConstant , produced.next(3).constant.class
+      assert_equal Parfait::FalseClass , produced.next(3).constant.class
     end
     def test_false_check
       produced = produce_body
@@ -26,7 +26,7 @@ module Risc
     end
     def test_nil_load
       produced = produce_body
-      assert_equal Mom::NilConstant , produced.next(6).constant.class
+      assert_equal Parfait::NilClass , produced.next(6).constant.class
     end
     def test_nil_check
       produced = produce_body

test/parfait/test_space.rb

@@ -14,7 +14,14 @@ class TestSpace < MiniTest::Test
   def test_booted
     assert_equal true , @machine.booted
   end
-
+  def test_space_length
+    assert_equal 8 , @space.get_type.instance_length , @space.get_type.inspect
+  end
+  def test_singletons
+    assert @space.true_object , "No truth"
+    assert @space.false_object , "No lies"
+    assert @space.nil_object , "No nothing"
+  end
   def test_methods_booted
     word = @space.get_class_by_name(:Word).instance_type
     assert_equal 4 , word.method_names.get_length
@@ -145,7 +152,7 @@ class TestSpace < MiniTest::Test
       assert_equal 0 , type.methods.get_length , "name #{type.name}"
     end
   end
-  def ttest_no_methods_in_classes
+  def test_no_methods_in_classes
     test_remove_methods
     @space.classes.each do |name , cl|
       assert_equal 0 , cl.instance_type.methods.get_length , "name #{cl.name}"

test/parfait/type/test_type_api.rb

@@ -27,7 +27,7 @@ class TypeApi < MiniTest::Test
     assert_equal Parfait::Space , space.class
     type = space.get_type
     assert_equal Parfait::Type , type.class
-    assert_equal 7 , type.names.get_length
+    assert_equal 8 , type.names.get_length
     assert_equal type.object_class.class , Parfait::Class
     assert_equal type.object_class.name , :Space
   end