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-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb40
-rw-r--r--activerecord/test/cases/relation/delegation_test.rb10
-rw-r--r--activerecord/test/cases/relations_test.rb15
-rw-r--r--activerecord/test/cases/scoping/named_scoping_test.rb10
4 files changed, 52 insertions, 23 deletions
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 2f090d9862..4c9e4d0ad2 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -1224,12 +1224,15 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
def test_has_many_without_counter_cache_option
# Ship has a conventionally named `treasures_count` column, but the counter_cache
# option is not given on the association.
- ship = Ship.create(name: "Countless", treasures_count: 10)
+ ship = Ship.create!(name: "Countless", treasures_count: 10)
assert_not_predicate Ship.reflect_on_association(:treasures), :has_cached_counter?
# Count should come from sql count() of treasures rather than treasures_count attribute
- assert_equal ship.treasures.size, 0
+ assert_queries(1) do
+ assert_equal ship.treasures.size, 0
+ assert_predicate ship.treasures, :loaded?
+ end
assert_no_difference lambda { ship.reload.treasures_count }, "treasures_count should not be changed" do
ship.treasures.create(name: "Gold")
@@ -1350,6 +1353,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
post = posts(:welcome)
assert_no_queries do
assert_not_empty post.comments
+ assert_equal 2, post.comments.size
+ assert_not_predicate post.comments, :loaded?
+ end
+ post = posts(:misc_by_bob)
+ assert_no_queries do
+ assert_empty post.comments
+ assert_predicate post.comments, :loaded?
+ end
+ end
+
+ def test_empty_association_loading_with_counter_cache
+ post = posts(:misc_by_bob)
+ assert_no_queries do
+ assert_empty post.comments.to_a
end
end
@@ -1986,9 +2003,22 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_not_predicate company.clients, :loaded?
end
- def test_counter_cache_on_unloaded_association
- car = Car.create(name: "My AppliCar")
- assert_equal car.engines.size, 0
+ def test_zero_counter_cache_usage_on_unloaded_association
+ car = Car.create!(name: "My AppliCar")
+ assert_no_queries do
+ assert_equal car.engines.size, 0
+ assert_predicate car.engines, :loaded?
+ end
+ end
+
+ def test_counter_cache_on_new_record_unloaded_association
+ car = Car.new(name: "My AppliCar")
+ # Ensure no schema queries inside assertion
+ Engine.primary_key
+ assert_no_queries do
+ assert_equal car.engines.size, 0
+ assert_predicate car.engines, :loaded?
+ end
end
def test_get_ids_ignores_include_option
diff --git a/activerecord/test/cases/relation/delegation_test.rb b/activerecord/test/cases/relation/delegation_test.rb
index b600c999a6..63ae438de3 100644
--- a/activerecord/test/cases/relation/delegation_test.rb
+++ b/activerecord/test/cases/relation/delegation_test.rb
@@ -5,7 +5,7 @@ require "models/post"
require "models/comment"
module ActiveRecord
- module ArrayDelegationTests
+ module DelegationTests
ARRAY_DELEGATES = [
:+, :-, :|, :&, :[], :shuffle,
:all?, :collect, :compact, :detect, :each, :each_cons, :each_with_index,
@@ -21,10 +21,14 @@ module ActiveRecord
assert_respond_to target, method
end
end
+
+ def test_not_respond_to_arel_method
+ assert_not_respond_to target, :exists
+ end
end
class DelegationAssociationTest < ActiveRecord::TestCase
- include ArrayDelegationTests
+ include DelegationTests
def target
Post.new.comments
@@ -32,7 +36,7 @@ module ActiveRecord
end
class DelegationRelationTest < ActiveRecord::TestCase
- include ArrayDelegationTests
+ include DelegationTests
def target
Comment.all
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb
index 756eeca35f..6b5b877260 100644
--- a/activerecord/test/cases/relations_test.rb
+++ b/activerecord/test/cases/relations_test.rb
@@ -480,21 +480,6 @@ class RelationTest < ActiveRecord::TestCase
assert_nothing_raised { Topic.reorder([]) }
end
- def test_respond_to_delegates_to_arel
- relation = Topic.all
- fake_arel = Struct.new(:responds) {
- def respond_to?(method, access = false)
- responds << [method, access]
- end
- }.new []
-
- relation.extend(Module.new { attr_accessor :arel })
- relation.arel = fake_arel
-
- relation.respond_to?(:matching_attributes)
- assert_equal [:matching_attributes, false], fake_arel.responds.first
- end
-
def test_respond_to_dynamic_finders
relation = Topic.all
diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb
index 418a2ae04e..27f9df295f 100644
--- a/activerecord/test/cases/scoping/named_scoping_test.rb
+++ b/activerecord/test/cases/scoping/named_scoping_test.rb
@@ -447,6 +447,16 @@ class NamedScopingTest < ActiveRecord::TestCase
assert_equal [posts(:sti_comments)], Post.with_special_comments.with_post(4).to_a.uniq
end
+ def test_chaining_doesnt_leak_conditions_to_another_scopes
+ expected = Topic.where(approved: false).where(id: Topic.children.select(:parent_id))
+ assert_equal expected.to_a, Topic.rejected.has_children.to_a
+ end
+
+ def test_nested_scoping
+ expected = Reply.approved
+ assert_equal expected.to_a, Topic.rejected.nested_scoping(expected)
+ end
+
def test_scopes_batch_finders
assert_equal 4, Topic.approved.count