- postgresql_test: use DATABASE_URL

Author: palkan

test/subscription_adapter/postgresql_test.rb

@@ -11,7 +11,7 @@ class PostgresqlAdapterTest < ActionCable::TestCase
   include ChannelPrefixTest
 
   def setup
-    database_config = { "adapter" => "postgresql", "database" => "activerecord_unittest" }
+    database_config = { "adapter" => "postgresql", "database" => "activerecord_unittest", "url" => ENV["DATABASE_URL"] }
     ar_tests = File.expand_path("../../../activerecord/test", __dir__)
     if Dir.exist?(ar_tests)
       require File.join(ar_tests, "config")