From d52ea86cb9a027438e971cfd841258145d82653c Mon Sep 17 00:00:00 2001
From: Moritz Kobitzsch <moritz@mapbox.com>
Date: Fri, 10 Feb 2017 17:51:01 +0100
Subject: [PATCH] add failing test

---
 features/guidance/turn-lanes.feature | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/features/guidance/turn-lanes.feature b/features/guidance/turn-lanes.feature
index e52940804..daf62aa5d 100644
--- a/features/guidance/turn-lanes.feature
+++ b/features/guidance/turn-lanes.feature
@@ -1158,3 +1158,23 @@ Feature: Turn Lane Guidance
         When I route I should get
             | waypoints | bearings     | route | turns |
             | 1,a       | 90,2 180,180 |       |       |
+
+    @3379
+    Scenario: Don't Turn through potential through lanes
+        Given the node map
+            """
+                      d
+                      |
+            a - - - - b - - - - - c
+                      |
+                      e
+            """
+        And the ways
+            | nodes | name  | oneway | turn:lanes:forward |
+            | ab    | road  | yes    | left\|none\|none   |
+            | bc    | road  | yes    |                    |
+            | ebd   | cross | no     |                    |
+
+        When I route I should get
+            | waypoints | route            | turns                    | lanes                             |
+            | a,e       | road,cross,cross | depart,turn right,arrive | ,left:false none:false none:true, |