diff options
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb | 2 | ||||
-rw-r--r-- | activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb | 18 |
2 files changed, 19 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb index 57d8867bb4..ed8cfae657 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb @@ -131,7 +131,7 @@ module ActiveRecord def exec_query(sql, name = 'SQL', binds = [], prepare: false) result = execute(sql, name) @connection.next_result while @connection.more_results? - ActiveRecord::Result.new(result.fields, result.to_a) + ActiveRecord::Result.new(result.fields, result.to_a) if result end def exec_insert(sql, name, binds, pk = nil, sequence_name = nil) diff --git a/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb index 4efd728754..00d23740b6 100644 --- a/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb +++ b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb @@ -1,10 +1,22 @@ require "cases/helper" +require "support/ddl_helper" class Mysql2AdapterTest < ActiveRecord::Mysql2TestCase + include DdlHelper + def setup @conn = ActiveRecord::Base.connection end + def test_exec_query_nothing_raises_with_no_result_queries + assert_nothing_raised do + with_example_table do + @conn.exec_query('INSERT INTO ex (number) VALUES (1)') + @conn.exec_query('DELETE FROM ex WHERE number = 1') + end + end + end + def test_columns_for_distinct_zero_orders assert_equal "posts.id", @conn.columns_for_distinct("posts.id", []) @@ -41,4 +53,10 @@ class Mysql2AdapterTest < ActiveRecord::Mysql2TestCase assert_equal "posts.id, posts.created_at AS alias_0", @conn.columns_for_distinct("posts.id", [order]) end + + private + + def with_example_table(definition = 'id int auto_increment primary key, number int, data varchar(255)', &block) + super(@conn, 'ex', definition, &block) + end end |