From 00c0e4001cc875a51938a3086129b4dc275eef93 Mon Sep 17 00:00:00 2001
From: Andrew White <andrew.white@unboxed.co>
Date: Tue, 28 Nov 2017 15:58:18 +0000
Subject: Fix optimized url helpers when using relative url root

Fixes #31220.
---
 actionpack/test/dispatch/routing_test.rb | 37 ++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'actionpack/test/dispatch/routing_test.rb')

diff --git a/actionpack/test/dispatch/routing_test.rb b/actionpack/test/dispatch/routing_test.rb
index 44f902c163..b2d2bf0416 100644
--- a/actionpack/test/dispatch/routing_test.rb
+++ b/actionpack/test/dispatch/routing_test.rb
@@ -5057,3 +5057,40 @@ class TestRecognizePath < ActionDispatch::IntegrationTest
       Routes.recognize_path(*args)
     end
 end
+
+class TestRelativeUrlRootGeneration < ActionDispatch::IntegrationTest
+  config = ActionDispatch::Routing::RouteSet::Config.new("/blog", false)
+
+  stub_controllers(config) do |routes|
+    Routes = routes
+
+    routes.draw do
+      get "/", to: "posts#index", as: :posts
+      get "/:id", to: "posts#show", as: :post
+    end
+  end
+
+  include Routes.url_helpers
+
+  APP = build_app Routes
+
+  def app
+    APP
+  end
+
+  def test_url_helpers
+    assert_equal "/blog/", posts_path({})
+    assert_equal "/blog/", Routes.url_helpers.posts_path({})
+
+    assert_equal "/blog/1", post_path(id: "1")
+    assert_equal "/blog/1", Routes.url_helpers.post_path(id: "1")
+  end
+
+  def test_optimized_url_helpers
+    assert_equal "/blog/", posts_path
+    assert_equal "/blog/", Routes.url_helpers.posts_path
+
+    assert_equal "/blog/1", post_path("1")
+    assert_equal "/blog/1", Routes.url_helpers.post_path("1")
+  end
+end
-- 
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