diff options
Diffstat (limited to 'activerecord/test/cases')
-rw-r--r-- | activerecord/test/cases/associations/eager_test.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index b865002f03..49bcb1d010 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -1516,6 +1516,24 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_match message, error.message end + test "preloading and eager loading of optional instance dependent associations is not supported" do + message = "association scope 'posts_mentioning_author' is" + error = assert_raises(ArgumentError) do + Author.includes(:posts_mentioning_author).to_a + end + assert_match message, error.message + + error = assert_raises(ArgumentError) do + Author.preload(:posts_mentioning_author).to_a + end + assert_match message, error.message + + error = assert_raises(ArgumentError) do + Author.eager_load(:posts_mentioning_author).to_a + end + assert_match message, error.message + end + test "preload with invalid argument" do exception = assert_raises(ArgumentError) do Author.preload(10).to_a |