add test for roundabout with oneone links

features/testbot/roundabout.feature

@@ -0,0 +1,77 @@
+@routing @testbot @roundabout @instruction
+Feature: Roundabout Instructions
+
+    Background:
+        Given the profile "testbot"
+
+    Scenario: Testbot - Roundabout
+        Given the node map
+            |   |   | v |   |   |
+            |   |   | d |   |   |
+            | s | a |   | c | u |
+            |   |   | b |   |   |
+            |   |   | t |   |   |
+
+        And the ways
+            | nodes | junction   |
+            | sa    |            |
+            | tb    |            |
+            | uc    |            |
+            | vd    |            |
+            | abcda | roundabout |
+
+        When I route I should get
+            | from | to | route | turns                               |
+            | s    | t  | sa,tb | head,enter_roundabout-1,destination |
+            | s    | u  | sa,uc | head,enter_roundabout-2,destination |
+            | s    | v  | sa,vd | head,enter_roundabout-3,destination |
+            | t    | u  | tb,uc | head,enter_roundabout-1,destination |
+            | t    | v  | tb,vd | head,enter_roundabout-2,destination |
+            | t    | s  | tb,sa | head,enter_roundabout-3,destination |
+            | u    | v  | uc,vd | head,enter_roundabout-1,destination |
+            | u    | s  | uc,sa | head,enter_roundabout-2,destination |
+            | u    | t  | uc,tb | head,enter_roundabout-3,destination |
+            | v    | s  | vd,sa | head,enter_roundabout-1,destination |
+            | v    | t  | vd,tb | head,enter_roundabout-2,destination |
+            | v    | u  | vd,uc | head,enter_roundabout-3,destination |
+
+    @bug
+    Scenario: Testbot - Roundabout with oneway links
+        Given the node map
+            |   |   | p | o |   |   |
+            |   |   | h | g |   |   |
+            | i | a |   |   | f | n |
+            | j | b |   |   | e | m |
+            |   |   | c | d |   |   |
+            |   |   | k | l |   |   |
+
+        And the ways
+            | nodes     | junction   | oneway |
+            | ai        |            | yes    |
+            | jb        |            | yes    |
+            | ck        |            | yes    |
+            | ld        |            | yes    |
+            | em        |            | yes    |
+            | nf        |            | yes    |
+            | go        |            | yes    |
+            | ph        |            | yes    |
+            | abcdefgha | roundabout |        |
+
+        When I route I should get
+            | from | to | route | turns                               |
+            | j    | k  | jb,ck | head,enter_roundabout-1,destination |
+            | j    | m  | jb,em | head,enter_roundabout-2,destination |
+            | j    | o  | jb,go | head,enter_roundabout-3,destination |
+            | j    | i  | jb,ai | head,enter_roundabout-4,destination |
+            | l    | m  | ld,em | head,enter_roundabout-1,destination |
+            | l    | o  | ld,go | head,enter_roundabout-2,destination |
+            | l    | i  | ld,ai | head,enter_roundabout-3,destination |
+            | l    | k  | ld,ck | head,enter_roundabout-4,destination |
+            | n    | o  | nf,go | head,enter_roundabout-1,destination |
+            | n    | i  | nf,ai | head,enter_roundabout-2,destination |
+            | n    | k  | nf,ck | head,enter_roundabout-3,destination |
+            | n    | m  | nf,em | head,enter_roundabout-4,destination |
+            | p    | i  | ph,ai | head,enter_roundabout-1,destination |
+            | p    | k  | ph,ck | head,enter_roundabout-2,destination |
+            | p    | m  | ph,em | head,enter_roundabout-3,destination |
+            | p    | o  | ph,go | head,enter_roundabout-4,destination |

profiles/testbot.lua

@@ -55,6 +55,7 @@ function way_function (way)
   local maxspeed = tonumber(way.tags:Find ( "maxspeed"))
   local maxspeed_forward = tonumber(way.tags:Find( "maxspeed:forward"))
   local maxspeed_backward = tonumber(way.tags:Find( "maxspeed:backward"))
+  local junction = way.tags:Find("junction")
 
   way.name = name
 
@@ -96,12 +97,16 @@ function way_function (way)
     way.direction = Way.bidirectional
   elseif oneway == "-1" then
     way.direction = Way.opposite
-  elseif oneway == "yes" or oneway == "1" or oneway == "true" then
+  elseif oneway == "yes" or oneway == "1" or oneway == "true" or junction == "roundabout" then
     way.direction = Way.oneway
   else
     way.direction = Way.bidirectional
   end
 
+  if junction == 'roundabout' then
+    way.roundabout = true
+  end
+
   way.type = 1
   return 1
 end