From 8f3066fccc3b80fa3bfaa2830858f61f046bd61a Mon Sep 17 00:00:00 2001 From: eileencodes Date: Mon, 18 Mar 2019 16:23:00 -0400 Subject: Fix database configuration when adding another config level This is kind of hard to explain but if you have a database config with another level like this: ``` development: primary: database: "my db" variables: statement_timeout: 1000 ``` the database configurations code would chooke on the `variables` level because it didn't know what to do with it. We'd see the following error: ``` lib/active_record/database_configurations.rb:72:in `block in find_db_config': undefined method `env_name' for [nil]:Array (NoMethodError) ``` The problem here is that Rails does correctly identify this as not a real configuration but returns `[nil]` along with the others. We need to make sure to flatten the array and remove all the `nil`'s before returning the `configurations` objects. Fixes #35646 --- activerecord/lib/active_record/database_configurations.rb | 2 +- railties/test/isolation/abstract_unit.rb | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/activerecord/lib/active_record/database_configurations.rb b/activerecord/lib/active_record/database_configurations.rb index a6c702cbbc..4656045fe5 100644 --- a/activerecord/lib/active_record/database_configurations.rb +++ b/activerecord/lib/active_record/database_configurations.rb @@ -106,7 +106,7 @@ module ActiveRecord build_db_config = configs.each_pair.flat_map do |env_name, config| walk_configs(env_name.to_s, "primary", config) - end.compact + end.flatten.compact if url = ENV["DATABASE_URL"] build_url_config(url, build_db_config) diff --git a/railties/test/isolation/abstract_unit.rb b/railties/test/isolation/abstract_unit.rb index 14cdf1ab7c..3fcfaa9623 100644 --- a/railties/test/isolation/abstract_unit.rb +++ b/railties/test/isolation/abstract_unit.rb @@ -123,6 +123,8 @@ module TestHelpers adapter: sqlite3 pool: 5 timeout: 5000 + variables: + statement_timeout: 1000 development: primary: <<: *default -- cgit v1.2.3