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-rw-r--r--activerecord/test/cases/batches_test.rb61
1 files changed, 61 insertions, 0 deletions
diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb
index 1a66b82b2e..dcd3af487b 100644
--- a/activerecord/test/cases/batches_test.rb
+++ b/activerecord/test/cases/batches_test.rb
@@ -1,4 +1,5 @@
require "cases/helper"
+require "models/comment"
require "models/post"
require "models/subscriber"
@@ -610,4 +611,64 @@ class EachTest < ActiveRecord::TestCase
end
assert_equal expected, actual
end
+
+ test ".find_each bypasses the query cache for its own queries" do
+ Post.cache do
+ assert_queries(2) do
+ Post.find_each {}
+ Post.find_each {}
+ end
+ end
+ end
+
+ test ".find_each does not disable the query cache inside the given block" do
+ Post.cache do
+ Post.find_each(start: 1, finish: 1) do |post|
+ assert_queries(1) do
+ post.comments.count
+ post.comments.count
+ end
+ end
+ end
+ end
+
+ test ".find_in_batches bypasses the query cache for its own queries" do
+ Post.cache do
+ assert_queries(2) do
+ Post.find_in_batches {}
+ Post.find_in_batches {}
+ end
+ end
+ end
+
+ test ".find_in_batches does not disable the query cache inside the given block" do
+ Post.cache do
+ Post.find_in_batches(start: 1, finish: 1) do |batch|
+ assert_queries(1) do
+ batch.first.comments.count
+ batch.first.comments.count
+ end
+ end
+ end
+ end
+
+ test ".in_batches bypasses the query cache for its own queries" do
+ Post.cache do
+ assert_queries(2) do
+ Post.in_batches {}
+ Post.in_batches {}
+ end
+ end
+ end
+
+ test ".in_batches does not disable the query cache inside the given block" do
+ Post.cache do
+ Post.in_batches(start: 1, finish: 1) do |relation|
+ assert_queries(1) do
+ relation.count
+ relation.count
+ end
+ end
+ end
+ end
end