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| author | David Heinemeier Hansson <david@loudthinking.com> | 2019-03-29 16:01:45 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-03-29 16:01:45 -0700 |
| commit | 4e076b03b6312b928a845f9a31288d10d7243338 (patch) | |
| tree | 0c3a4a9316ee19626dcdaabec7c33e355ba03c56 /activerecord/test/cases | |
| parent | 406d3a926cfcd3724f8002f70346aad95eed4a8c (diff) | |
| download | rails-4e076b03b6312b928a845f9a31288d10d7243338.tar.gz rails-4e076b03b6312b928a845f9a31288d10d7243338.tar.bz2 rails-4e076b03b6312b928a845f9a31288d10d7243338.zip | |
Add `ActiveRecord::Relation#extract_associated` for extracting associated record (#35784)
* Add `ActiveRecord::Relation#extract_associated` for extracting associated records from a relation
Diffstat (limited to 'activerecord/test/cases')
| -rw-r--r-- | activerecord/test/cases/relations_test.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index 36b4000018..131e034c66 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -602,6 +602,13 @@ class RelationTest < ActiveRecord::TestCase end end + def test_extracted_association + relation_authors = assert_queries(2) { Post.all.extract_associated(:author) } + root_authors = assert_queries(2) { Post.extract_associated(:author) } + assert_equal relation_authors, root_authors + assert_equal Post.all.collect(&:author), relation_authors + end + def test_find_with_included_associations assert_queries(2) do posts = Post.includes(:comments).order("posts.id") |