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Diffstat (limited to 'activerecord/test/cases/relations_test.rb')
-rw-r--r-- | activerecord/test/cases/relations_test.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index 2e2c5ee10b..9631ea79be 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -1651,6 +1651,14 @@ class RelationTest < ActiveRecord::TestCase end end + test "relations with cached arel can't be mutated [internal API]" do + relation = Post.all + relation.count + + assert_raises(ActiveRecord::ImmutableRelation) { relation.limit!(5) } + assert_raises(ActiveRecord::ImmutableRelation) { relation.where!("1 = 2") } + end + test "relations show the records in #inspect" do relation = Post.limit(2) assert_equal "#<ActiveRecord::Relation [#{Post.limit(2).map(&:inspect).join(', ')}]>", relation.inspect |