Add tag_recipe_commit helper function

And change tests to use it so that both it and tag_file_commit are used.

src/pylorax/api/recipes.py

@@ -498,6 +498,23 @@ def commit_recipe_directory(repo, branch, directory):
         except (RecipeFileError, toml.TomlError):
             pass
 
+def tag_recipe_commit(repo, branch, recipe_name):
+    """Tag a file's most recent commit
+
+    :param repo: Open repository
+    :type repo: Git.Repository
+    :param branch: Branch name
+    :type branch: str
+    :param recipe_name: Recipe name to tag
+    :type recipe_name: str
+    :returns: Tag id or None if it failed.
+    :rtype: Git.OId
+    :raises: Can raise errors from Ggit
+
+    Uses tag_file_commit()
+    """
+    return tag_file_commit(repo, branch, recipe_filename(recipe_name))
+
 def tag_file_commit(repo, branch, filename):
     """Tag a file's most recent commit
 

tests/pylorax/test_recipes.py

@@ -165,7 +165,7 @@ class GitRecipesTest(unittest.TestCase):
         result = recipes.tag_file_commit(self.repo, "master", "not-a-file")
         self.assertEqual(result, None)
 
-        result = recipes.tag_file_commit(self.repo, "master", "http-server.toml")
+        result = recipes.tag_recipe_commit(self.repo, "master", "http-server")
         self.assertNotEqual(result, None)
 
         commits = recipes.list_commits(self.repo, "master", "http-server.toml")
@@ -199,7 +199,7 @@ class GitRecipesTest(unittest.TestCase):
         self.assertNotEqual(oid, None)
 
         # Tag the new commit
-        result = recipes.tag_file_commit(self.repo, "master", "http-server.toml")
+        result = recipes.tag_recipe_commit(self.repo, "master", "http-server")
         self.assertNotEqual(result, None)
 
         commits = recipes.list_commits(self.repo, "master", "http-server.toml")