better tests for class sending

still #24

test/vool/class_send/helper.rb

@@ -0,0 +1,44 @@
+require_relative "../helper"
+
+module Vool
+  # relies on @ins and receiver_type method
+
+  module ClassHarness
+    include MomCompile
+
+    def setup
+      Parfait.boot!(Parfait.default_test_options)
+      Risc::Builtin.boot_functions
+      @ins = compile_first_method( send_method )
+    end
+
+    def test_first_not_array
+      assert Array != @ins.class , @ins
+    end
+    def test_class_compiles
+      assert_equal Mom::MessageSetup , @ins.class , @ins
+    end
+    def test_two_instructions_are_returned
+      assert_equal 3 ,  @ins.length , @ins
+    end
+    def test_receiver_move_class
+      assert_equal Mom::ArgumentTransfer,  @ins.next(1).class
+    end
+    def test_receiver_move
+      assert_equal Mom::SlotDefinition,  @ins.next.receiver.class
+    end
+    def test_receiver
+      assert_equal Parfait::Class,  @ins.next.receiver.known_object.class
+    end
+    def test_call_is
+      assert_equal Mom::SimpleCall,  @ins.next(2).class
+    end
+    def test_call_has_method
+      assert_equal Parfait::CallableMethod,  @ins.next(2).method.class
+    end
+    def test_array
+      check_array [Mom::MessageSetup,Mom::ArgumentTransfer,Mom::SimpleCall] , @ins
+    end
+  end
+
+end