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-rw-r--r--activerecord/test/cases/associations/belongs_to_associations_test.rb24
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb42
-rw-r--r--activerecord/test/cases/associations/has_one_associations_test.rb23
3 files changed, 89 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index d520919332..93dd427951 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -367,6 +367,30 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
assert_equal "ODEGY", odegy_account.reload_firm.name
end
+ def test_reload_the_belonging_object_with_query_cache
+ odegy_account_id = accounts(:odegy_account).id
+
+ connection = ActiveRecord::Base.connection
+ connection.enable_query_cache!
+ connection.clear_query_cache
+
+ # Populate the cache with a query
+ odegy_account = Account.find(odegy_account_id)
+
+ # Populate the cache with a second query
+ odegy_account.firm
+
+ assert_equal 2, connection.query_cache.size
+
+ # Clear the cache and fetch the firm again, populating the cache with a query
+ assert_queries(1) { odegy_account.reload_firm }
+
+ # This query is not cached anymore, so it should make a real SQL query
+ assert_queries(1) { Account.find(odegy_account_id) }
+ ensure
+ ActiveRecord::Base.connection.disable_query_cache!
+ end
+
def test_natural_assignment_to_nil
client = Client.find(3)
client.firm = nil
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 036df1c31e..32da272814 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -821,6 +821,48 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_not_same original_object, collection.first, "Expected #first after #reload to return a new object"
end
+ def test_reload_with_query_cache
+ connection = ActiveRecord::Base.connection
+ connection.enable_query_cache!
+ connection.clear_query_cache
+
+ # Populate the cache with a query
+ firm = Firm.first
+ # Populate the cache with a second query
+ firm.clients.load
+
+ assert_equal 2, connection.query_cache.size
+
+ # Clear the cache and fetch the clients again, populating the cache with a query
+ assert_queries(1) { firm.clients.reload }
+ # This query is cached, so it shouldn't make a real SQL query
+ assert_queries(0) { firm.clients.load }
+
+ assert_equal 1, connection.query_cache.size
+ ensure
+ ActiveRecord::Base.connection.disable_query_cache!
+ end
+
+ def test_reloading_unloaded_associations_with_query_cache
+ connection = ActiveRecord::Base.connection
+ connection.enable_query_cache!
+ connection.clear_query_cache
+
+ firm = Firm.create!(name: "firm name")
+ client = firm.clients.create!(name: "client name")
+ firm.clients.to_a # add request to cache
+
+ connection.uncached do
+ client.update!(name: "new client name")
+ end
+
+ firm = Firm.find(firm.id)
+
+ assert_equal [client.name], firm.clients.reload.map(&:name)
+ ensure
+ ActiveRecord::Base.connection.disable_query_cache!
+ end
+
def test_find_all_with_include_and_conditions
assert_nothing_raised do
Developer.all.merge!(joins: :audit_logs, where: { "audit_logs.message" => nil, :name => "Smith" }).to_a
diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb
index 885d9d7c2c..1990877dbc 100644
--- a/activerecord/test/cases/associations/has_one_associations_test.rb
+++ b/activerecord/test/cases/associations/has_one_associations_test.rb
@@ -329,6 +329,29 @@ class HasOneAssociationsTest < ActiveRecord::TestCase
assert_equal 80, odegy.reload_account.credit_limit
end
+ def test_reload_association_with_query_cache
+ odegy_id = companies(:odegy).id
+
+ connection = ActiveRecord::Base.connection
+ connection.enable_query_cache!
+ connection.clear_query_cache
+
+ # Populate the cache with a query
+ odegy = Company.find(odegy_id)
+ # Populate the cache with a second query
+ odegy.account
+
+ assert_equal 2, connection.query_cache.size
+
+ # Clear the cache and fetch the account again, populating the cache with a query
+ assert_queries(1) { odegy.reload_account }
+
+ # This query is not cached anymore, so it should make a real SQL query
+ assert_queries(1) { Company.find(odegy_id) }
+ ensure
+ ActiveRecord::Base.connection.disable_query_cache!
+ end
+
def test_build
firm = Firm.new("name" => "GlobalMegaCorp")
firm.save