fix last failing tests

historic moment: all the test (currently 56) work on the arm too

test/soml/helper.rb

@@ -43,6 +43,7 @@ module RuntimeTests
       assert_equal ret , interpreter.get_register(:r0).return_value , "exit wrong #{@string_input}"
     end
     check_remote ret
+    interpreter
   end
 
   def connected

test/soml/parfait/test_layout.rb

@@ -5,7 +5,7 @@ class TestLayoutRT < MiniTest::Test
 
   def test_main
     @main =  "return 1"
-    check_return 1
+    check 1
   end
 
   def check_return_class val
@@ -13,14 +13,14 @@ class TestLayoutRT < MiniTest::Test
 
   def test_get_layout
     @main =  "return get_layout()"
-    check
-    assert_equal  Parfait::Layout , @interpreter.get_register(:r0).return_value.class
+    interpreter = check
+    assert_equal  Parfait::Layout , interpreter.get_register(:r0).return_value.class
   end
 
   def test_get_class
     @main =  "return get_class()"
-    check
-    assert_equal  Parfait::Layout , @interpreter.get_register(:r0).return_value.class
+    interpreter = check
+    assert_equal  Parfait::Class , interpreter.get_register(:r0).return_value.class
   end
 
   def test_puts_class