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author | Paul Nikitochkin <paul.nikitochkin@gmail.com> | 2013-10-12 14:38:37 +0300 |
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committer | Paul Nikitochkin <paul.nikitochkin@gmail.com> | 2013-10-13 22:13:50 +0300 |
commit | bc293ff690e5478b99a55594f9fa8fe0e709941b (patch) | |
tree | 3f059f76dedbf144139369e9b735091909e112cb /activerecord/test/cases | |
parent | 365110196afcf952bc22729d4467d579b708328f (diff) | |
download | rails-bc293ff690e5478b99a55594f9fa8fe0e709941b.tar.gz rails-bc293ff690e5478b99a55594f9fa8fe0e709941b.tar.bz2 rails-bc293ff690e5478b99a55594f9fa8fe0e709941b.zip |
Generate subquery for Relation passed as array condition for where
Instead of executing 2 queries for fetching records filtered by array condition with Relation,
added generation of subquery to current query.
This behaviour will be consistent when passes Relation as hash condition to where
Closes: #12415
Diffstat (limited to 'activerecord/test/cases')
-rw-r--r-- | activerecord/test/cases/relations_test.rb | 5 | ||||
-rw-r--r-- | activerecord/test/cases/sanitize_test.rb | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index f814947ab2..0cd8595ba6 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -626,6 +626,11 @@ class RelationTest < ActiveRecord::TestCase relation = Author.where(:id => Author.where(:id => david.id)) assert_equal [david], relation.to_a } + + assert_queries(1) { + relation = Author.where('id in (?)', Author.where(id: david).select(:id)) + assert_equal [david], relation.to_a + } end def test_find_all_using_where_with_relation_and_alternate_primary_key diff --git a/activerecord/test/cases/sanitize_test.rb b/activerecord/test/cases/sanitize_test.rb index 082570c55b..4c0762deca 100644 --- a/activerecord/test/cases/sanitize_test.rb +++ b/activerecord/test/cases/sanitize_test.rb @@ -31,4 +31,10 @@ class SanitizeTest < ActiveRecord::TestCase assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi\nand\nThumper"]) assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi\nand\nThumper".mb_chars]) end + + def test_sanitize_sql_array_handles_relations + assert_match(/\(\bselect\b.*?\bwhere\b.*?\)/i, + Binary.send(:sanitize_sql_array, ["id in (?)", Binary.where(id: 1)]), + "should sanitize `Relation` as subquery") + end end |