Add name, package_repo_resource and resource support to recipe scripts.

recipes/engine_tests/recipe_paths.py

Index: recipes/engine_tests/recipe_paths.py
diff --git a/recipes/engine_tests/recipe_paths.py b/recipes/engine_tests/recipe_paths.py
new file mode 100644
index 0000000000000000000000000000000000000000..07ef35bea2af6c990059062a8c3b63a0a9380c2f
--- /dev/null
+++ b/recipes/engine_tests/recipe_paths.py
@@ -0,0 +1,19 @@
+# Copyright 2015 The LUCI Authors. All rights reserved.
+# Use of this source code is governed under the Apache License, Version 2.0
+# that can be found in the LICENSE file.
+
+"""Tests that recipes have access to names, resources and their package."""
+
+DEPS = [
+  'path',
+  'python',
+  'step',
+]
+
+def RunSteps(api):
+  api.step('recipe_name', ['echo', api.name])
+  api.python('some_resource', api.resource('hello.py'))
+  api.step('package_root', ['echo', api.package_repo_resource('file', 'path')])
+
+def GenTests(api):
+  yield api.test('basic')