1 files changed, 18 insertions, 0 deletions
diff --git a/railties/test/application/runner_test.rb b/railties/test/application/runner_test.rb
index 81ed5873a5..f65b5e2f2d 100644
--- a/railties/test/application/runner_test.rb
+++ b/railties/test/application/runner_test.rb
@@ -1,8 +1,10 @@
 require 'isolation/abstract_unit'
+require 'env_helpers'
 
 module ApplicationTests
   class RunnerTest < ActiveSupport::TestCase
     include ActiveSupport::Testing::Isolation
+    include EnvHelpers
 
     def setup
       build_app
@@ -67,5 +69,21 @@ module ApplicationTests
 
       assert_match "true", Dir.chdir(app_path) { `bundle exec rails runner "puts Rails.application.config.ran"` }
     end
+
+    def test_default_environment
+      assert_match "development", Dir.chdir(app_path) { `bundle exec rails runner "puts Rails.env"` }
+    end
+
+    def test_environment_with_rails_env
+      with_rails_env "production" do
+        assert_match "production", Dir.chdir(app_path) { `bundle exec rails runner "puts Rails.env"` }
+      end
+    end
+
+    def test_environment_with_rack_env
+      with_rack_env "production" do
+        assert_match "production", Dir.chdir(app_path) { `bundle exec rails runner "puts Rails.env"` }
+      end
+    end
   end
 end