From d2bf188bcf87b9dc8f6dda533aa8a24a18b2e166 Mon Sep 17 00:00:00 2001 From: Ryuta Kamizono Date: Thu, 26 Feb 2015 11:14:23 +0900 Subject: Move `explain` into `AbstractMysqlAdapter` Common methods in both mysql adapters are should be added to `AbstractMysqlAdapter`, but some methods had been added to `Mysql2Adapter`. (8744632f, 0306f82e, #14359) Some methods already moved from `Mysql2Adapter` to `AbstractMysqlAdapter`. (#17601, #17998) Common methods in both mysql adapters are remaining only the `explain` method in `Mysql2Adapter`. --- .../test/cases/adapters/mysql/explain_test.rb | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 activerecord/test/cases/adapters/mysql/explain_test.rb (limited to 'activerecord/test/cases/adapters/mysql/explain_test.rb') diff --git a/activerecord/test/cases/adapters/mysql/explain_test.rb b/activerecord/test/cases/adapters/mysql/explain_test.rb new file mode 100644 index 0000000000..f75386abb9 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql/explain_test.rb @@ -0,0 +1,27 @@ +require "cases/helper" +require 'models/developer' +require 'models/computer' + +module ActiveRecord + module ConnectionAdapters + class MysqlAdapter + class ExplainTest < ActiveRecord::TestCase + fixtures :developers + + def test_explain_for_one_query + explain = Developer.where(:id => 1).explain + assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain + assert_match %r(developers |.* const), explain + end + + def test_explain_with_eager_loading + explain = Developer.where(:id => 1).includes(:audit_logs).explain + assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain + assert_match %r(developers |.* const), explain + assert_match %(EXPLAIN for: SELECT `audit_logs`.* FROM `audit_logs` WHERE `audit_logs`.`developer_id` = 1), explain + assert_match %r(audit_logs |.* ALL), explain + end + end + end + end +end -- cgit v1.2.3