starting on mom to risc

some docs too

test/risc/test_callable_compiler.rb

@@ -0,0 +1,37 @@
+require_relative "helper"
+module Risc
+  class FakeCallable
+  end
+  class FakeCallableCompiler < CallableCompiler
+    def initialize(a,b,c)
+      super(a,b,c)
+    end
+    def source_name
+      "luke"
+    end
+  end
+  class TestCallableCompiler < MiniTest::Test
+
+    def setup
+      Parfait.boot!({})
+      label = Risc.label("hi","ho")
+      @compiler = FakeCallableCompiler.new(FakeCallable.new , [] , label)
+    end
+    def test_ok
+      assert @compiler
+    end
+    def test_current
+      assert @compiler.current
+    end
+    def test_current_label
+      assert_equal Label , @compiler.current.class
+      assert_equal "ho" , @compiler.current.name
+    end
+    def test_mom
+      assert @compiler.risc_instructions
+    end
+    def test_const
+      assert_equal Array , @compiler.constants.class
+    end
+  end
+end