Setup basic Runtime with properties and platform.

recipe_engine/simulation_test.py

Index: recipe_engine/simulation_test.py
diff --git a/recipe_engine/simulation_test.py b/recipe_engine/simulation_test.py
index b397a7b83a294e6928ea237461bdd3736cf3b922..a4d087044b0a36d67969a8ee842a872c8fcf0a41 100644
--- a/recipe_engine/simulation_test.py
+++ b/recipe_engine/simulation_test.py
@@ -80,16 +80,17 @@ def RunRecipe(test_data):
 
   config_types.ResetTostringFns()
 
+  rt = run.Runtime(test_data.properties)
   annotator = SimulationAnnotatorStreamEngine()
   with stream.StreamEngineInvariants.wrap(annotator) as stream_engine:
     step_runner = step_runner.SimulationStepRunner(stream_engine, test_data,
                                                    annotator)
 
-    engine = run.RecipeEngine(step_runner, test_data.properties, _UNIVERSE)
+    engine = run.RecipeEngine(step_runner, rt, _UNIVERSE)
     recipe_script = _UNIVERSE.load_recipe(test_data.properties['recipe'],
                                           engine=engine)
     api = loader.create_recipe_api(recipe_script.LOADED_DEPS, engine, test_data)
-    result = engine.run(recipe_script, api, test_data.properties)
+    result = engine.run(recipe_script, api)
 
     # Don't include tracebacks in expectations because they are too sensitive to
     # change.