add send statement

test/vool/test_basic_values.rb

@@ -3,6 +3,10 @@ require_relative "../helper"
 module Vool
   class TestBasicValues < MiniTest::Test
 
+    def test_self
+      lst = Compiler.compile( "self")
+      assert_equal SelfStatement , lst.class      
+    end
     def test_nil
       lst = Compiler.compile( "nil")
       assert_equal NilStatement , lst.class

test/vool/test_send_statement.rb

@@ -0,0 +1,41 @@
+require_relative "../helper"
+
+module Vool
+  class TestSend < MiniTest::Test
+
+    def test_simple
+      lst = Compiler.compile( "foo")
+      assert_equal SendStatement , lst.class
+    end
+    def test_simple_name
+      lst = Compiler.compile( "foo")
+      assert_equal :foo , lst.name
+    end
+    def test_simple_receiver
+      lst = Compiler.compile( "foo")
+      assert_equal SelfStatement , lst.receiver.class
+    end
+    def test_simple_args
+      lst = Compiler.compile( "foo")
+      assert_equal [] , lst.arguments
+    end
+
+    def test_one_arg
+      lst = Compiler.compile( "bar(1)")
+      assert_equal SendStatement , lst.class
+    end
+    def test_one_arg_name
+      lst = Compiler.compile( "bar(1)")
+      assert_equal :bar , lst.name
+    end
+    def test_one_arg_receiver
+      lst = Compiler.compile( "bar(1)")
+      assert_equal SelfStatement , lst.receiver.class
+    end
+    def test_one_arg_args
+      lst = Compiler.compile( "bar(1)")
+      assert_equal 1 , lst.arguments.first.value
+    end
+
+  end
+end