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test initializer logic for DATABASE_URL env var

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1 parent 8e315b0 commit 93f25ac6fc4493600c1648c1a60b12cc83790ad0 @hone hone committed Apr 3, 2012
Showing with 43 additions and 0 deletions.
  1. +43 −0 railties/test/application/initializers/active_record_test.rb
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43 railties/test/application/initializers/active_record_test.rb
@@ -0,0 +1,43 @@
+require "isolation/abstract_unit"
+require "rack/test"
+
+module ApplicationTests
+ class ActiveRecordTest < Test::Unit::TestCase
+ include ActiveSupport::Testing::Isolation
+ include Rack::Test::Methods
+
+ def setup
+ @database_url = ENV['DATABASE_URL']
+ ENV.delete('DATABASE_URL')
+ build_app
+ boot_rails
+ end
+
+ def teardown
+ teardown_app
+ ENV['DATABASE_URL'] = @database_url
+ end
+
+ test "blows up when no DATABASE_URL env var or database.yml" do
+ FileUtils.rm_rf("#{app_path}/config/database.yml")
+ boot_rails
+ simple_controller
+
+ get '/foo'
+ assert last_response.body.include?("We're sorry, but something went wrong (500)")
+ end
+
+ test "uses DATABASE_URL env var when config/database.yml doesn't exist" do
+ database_path = "/db/foo.sqlite3"
+ FileUtils.rm_rf("#{app_path}/config/database.yml")
+ ENV['DATABASE_URL'] = "sqlite3://#{database_path}"
+ simple_controller
+
+ get '/foo'
+ assert_equal 'foo', last_response.body
+
+ # clean up
+ FileUtils.rm("#{app_path}/#{database_path}")
+ end
+ end
+end

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