+ describe "when tags are nil" do
+ test "tagging a user" do
+ user = insert(:user, %{tags: nil})
+ user = User.tag(user, ["cool", "dude"])
+
+ assert "cool" in user.tags
+ assert "dude" in user.tags
+ end
+
+ test "untagging a user" do
+ user = insert(:user, %{tags: nil})
+ user = User.untag(user, ["cool", "dude"])
+
+ assert user.tags == []
+ end
+ end
+