diff options
Diffstat (limited to 'activerecord/test/cases/relation_test.rb')
| -rw-r--r-- | activerecord/test/cases/relation_test.rb | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index 9353be1ba7..37d3965022 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -242,6 +242,19 @@ module ActiveRecord assert_equal false, post.respond_to?(:title), "post should not respond_to?(:body) since invoking it raises exception" end + def test_select_quotes_when_using_from_clause + if sqlite3_version_includes_quoting_bug? + skip <<-ERROR.squish + You are using an outdated version of SQLite3 which has a bug in + quoted column names. Please update SQLite3 and rebuild the sqlite3 + ruby gem + ERROR + end + quoted_join = ActiveRecord::Base.connection.quote_table_name("join") + selected = Post.select(:join).from(Post.select("id as #{quoted_join}")).map(&:join) + assert_equal Post.pluck(:id), selected + end + def test_relation_merging_with_merged_joins_as_strings join_string = "LEFT OUTER JOIN #{Rating.quoted_table_name} ON #{SpecialComment.quoted_table_name}.id = #{Rating.quoted_table_name}.comment_id" special_comments_with_ratings = SpecialComment.joins join_string @@ -276,5 +289,16 @@ module ActiveRecord assert_equal "type cast from database", UpdateAllTestModel.first.body end + + private + + def sqlite3_version_includes_quoting_bug? + if current_adapter?(:SQLite3Adapter) + selected_quoted_column_names = ActiveRecord::Base.connection.exec_query( + 'SELECT "join" FROM (SELECT id AS "join" FROM posts) subquery' + ).columns + ["join"] != selected_quoted_column_names + end + end end end |