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-rw-r--r--actionview/lib/action_view/helpers/tag_helper.rb5
-rw-r--r--activerecord/CHANGELOG.md5
-rw-r--r--activerecord/lib/active_record/associations/collection_association.rb6
-rw-r--r--activerecord/lib/arel/nodes/count.rb2
-rw-r--r--activerecord/test/cases/associations/belongs_to_associations_test.rb7
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb76
-rw-r--r--activestorage/lib/active_storage/attached/one.rb4
-rw-r--r--activestorage/test/models/presence_validation_test.rb30
-rw-r--r--activesupport/lib/active_support/json/encoding.rb8
-rw-r--r--activesupport/lib/active_support/tagged_logging.rb4
-rw-r--r--activesupport/lib/active_support/test_case.rb2
-rw-r--r--activesupport/lib/active_support/testing/setup_and_teardown.rb14
-rw-r--r--activesupport/test/testing/after_teardown_test.rb8
-rw-r--r--guides/assets/images/getting_started/rails_welcome.pngbin732190 -> 282547 bytes
-rw-r--r--guides/source/routing.md2
15 files changed, 151 insertions, 22 deletions
diff --git a/actionview/lib/action_view/helpers/tag_helper.rb b/actionview/lib/action_view/helpers/tag_helper.rb
index b73c4be1ee..d12989ea64 100644
--- a/actionview/lib/action_view/helpers/tag_helper.rb
+++ b/actionview/lib/action_view/helpers/tag_helper.rb
@@ -88,9 +88,10 @@ module ActionView
if value.is_a?(Array)
value = escape ? safe_join(value, " ".freeze) : value.join(" ".freeze)
else
- value = escape ? ERB::Util.unwrapped_html_escape(value) : value.to_s
+ value = escape ? ERB::Util.unwrapped_html_escape(value) : value.to_s.dup
end
- %(#{key}="#{value.gsub('"'.freeze, '"'.freeze)}")
+ value.gsub!('"'.freeze, """.freeze)
+ %(#{key}="#{value}")
end
private
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 0d8fa48235..36a3d59784 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,8 @@
+* Ensure `Associations::CollectionAssociation#size` and `Associations::CollectionAssociation#empty?`
+ use loaded association ids if present.
+
+ *Graham Turner*
+
* Add support to preload associations of polymorphic associations when not all the records have the requested associations.
*Dana Sherson*
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index 671c4c56df..d61d105544 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -45,6 +45,8 @@ module ActiveRecord
def ids_reader
if loaded?
target.pluck(reflection.association_primary_key)
+ elsif !target.empty?
+ load_target.pluck(reflection.association_primary_key)
else
@association_ids ||= scope.pluck(reflection.association_primary_key)
end
@@ -212,6 +214,8 @@ module ActiveRecord
def size
if !find_target? || loaded?
target.size
+ elsif @association_ids
+ @association_ids.size
elsif !association_scope.group_values.empty?
load_target.size
elsif !association_scope.distinct_value && !target.empty?
@@ -231,7 +235,7 @@ module ActiveRecord
# loaded and you are going to fetch the records anyway it is better to
# check <tt>collection.length.zero?</tt>.
def empty?
- if loaded?
+ if loaded? || @association_ids
size.zero?
else
target.empty? && !scope.exists?
diff --git a/activerecord/lib/arel/nodes/count.rb b/activerecord/lib/arel/nodes/count.rb
index c8e409ea8b..880464639d 100644
--- a/activerecord/lib/arel/nodes/count.rb
+++ b/activerecord/lib/arel/nodes/count.rb
@@ -3,8 +3,6 @@
module Arel # :nodoc: all
module Nodes
class Count < Arel::Nodes::Function
- include Math
-
def initialize(expr, distinct = false, aliaz = nil)
super(expr, aliaz)
@distinct = distinct
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index 6b4f826766..a85b56ac4b 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -37,6 +37,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
assert_equal companies(:first_firm).name, firm.name
end
+ def test_assigning_belongs_to_on_destroyed_object
+ client = Client.create!(name: "Client")
+ client.destroy!
+ assert_raise(frozen_error_class) { client.firm = nil }
+ assert_raise(frozen_error_class) { client.firm = Firm.new(name: "Firm") }
+ end
+
def test_missing_attribute_error_is_raised_when_no_foreign_key_attribute
assert_raises(ActiveModel::MissingAttributeError) { Client.select(:id).first.firm }
end
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 431c4f36fa..bf2e051def 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -989,10 +989,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal 0, post.readers.size
post.readers.reset
post.readers.build
- assert_equal [], post.reader_ids
+ assert_equal [nil], post.reader_ids
assert_equal 1, post.readers.size
end
+ def test_collection_empty_with_dirty_target
+ post = posts(:thinking)
+ assert_equal [], post.reader_ids
+ assert_empty post.readers
+ post.readers.reset
+ post.readers.build
+ assert_equal [nil], post.reader_ids
+ assert_not_empty post.readers
+ end
+
def test_collection_size_twice_for_regressions
post = posts(:thinking)
assert_equal 0, post.readers.size
@@ -2577,6 +2587,70 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
end
end
+ test "calling size on an association that has not been loaded performs a query" do
+ car = Car.create!
+ Bulb.create(car_id: car.id)
+
+ car_two = Car.create!
+
+ assert_queries(1) do
+ assert_equal 1, car.bulbs.size
+ end
+
+ assert_queries(1) do
+ assert_equal 0, car_two.bulbs.size
+ end
+ end
+
+ test "calling size on an association that has been loaded does not perform query" do
+ car = Car.create!
+ Bulb.create(car_id: car.id)
+ car.bulb_ids
+
+ car_two = Car.create!
+ car_two.bulb_ids
+
+ assert_no_queries do
+ assert_equal 1, car.bulbs.size
+ end
+
+ assert_no_queries do
+ assert_equal 0, car_two.bulbs.size
+ end
+ end
+
+ test "calling empty on an association that has not been loaded performs a query" do
+ car = Car.create!
+ Bulb.create(car_id: car.id)
+
+ car_two = Car.create!
+
+ assert_queries(1) do
+ assert_not_empty car.bulbs
+ end
+
+ assert_queries(1) do
+ assert_empty car_two.bulbs
+ end
+ end
+
+ test "calling empty on an association that has been loaded does not performs query" do
+ car = Car.create!
+ Bulb.create(car_id: car.id)
+ car.bulb_ids
+
+ car_two = Car.create!
+ car_two.bulb_ids
+
+ assert_no_queries do
+ assert_not_empty car.bulbs
+ end
+
+ assert_no_queries do
+ assert_empty car_two.bulbs
+ end
+ end
+
class AuthorWithErrorDestroyingAssociation < ActiveRecord::Base
self.table_name = "authors"
has_many :posts_with_error_destroying,
diff --git a/activestorage/lib/active_storage/attached/one.rb b/activestorage/lib/active_storage/attached/one.rb
index a582ed0137..f992cb5f84 100644
--- a/activestorage/lib/active_storage/attached/one.rb
+++ b/activestorage/lib/active_storage/attached/one.rb
@@ -13,6 +13,10 @@ module ActiveStorage
record.public_send("#{name}_attachment")
end
+ def blank?
+ attachment.blank?
+ end
+
# Associates a given attachment with the current record, saving it to the database.
#
# person.avatar.attach(params[:avatar]) # ActionDispatch::Http::UploadedFile object
diff --git a/activestorage/test/models/presence_validation_test.rb b/activestorage/test/models/presence_validation_test.rb
new file mode 100644
index 0000000000..aa804506dd
--- /dev/null
+++ b/activestorage/test/models/presence_validation_test.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+require "test_helper"
+require "database/setup"
+
+class ActiveStorage::PresenceValidationTest < ActiveSupport::TestCase
+ class Admin < User; end
+
+ teardown do
+ Admin.clear_validators!
+ end
+
+ test "validates_presence_of has_one_attached" do
+ Admin.validates_presence_of :avatar
+ a = Admin.new
+ assert_predicate a, :invalid?
+
+ a.avatar.attach create_blob(filename: "funky.jpg")
+ assert_predicate a, :valid?
+ end
+
+ test "validates_presence_of has_many_attached" do
+ Admin.validates_presence_of :highlights
+ a = Admin.new
+ assert_predicate a, :invalid?
+
+ a.highlights.attach create_blob(filename: "funky.jpg")
+ assert_predicate a, :valid?
+ end
+end
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb
index 1339c75ffe..de1b8ac8cf 100644
--- a/activesupport/lib/active_support/json/encoding.rb
+++ b/activesupport/lib/active_support/json/encoding.rb
@@ -54,9 +54,13 @@ module ActiveSupport
class EscapedString < String #:nodoc:
def to_json(*)
if Encoding.escape_html_entities_in_json
- super.gsub ESCAPE_REGEX_WITH_HTML_ENTITIES, ESCAPED_CHARS
+ s = super
+ s.gsub! ESCAPE_REGEX_WITH_HTML_ENTITIES, ESCAPED_CHARS
+ s
else
- super.gsub ESCAPE_REGEX_WITHOUT_HTML_ENTITIES, ESCAPED_CHARS
+ s = super
+ s.gsub! ESCAPE_REGEX_WITHOUT_HTML_ENTITIES, ESCAPED_CHARS
+ s
end
end
diff --git a/activesupport/lib/active_support/tagged_logging.rb b/activesupport/lib/active_support/tagged_logging.rb
index 8561cba9f1..b069ac94d4 100644
--- a/activesupport/lib/active_support/tagged_logging.rb
+++ b/activesupport/lib/active_support/tagged_logging.rb
@@ -52,7 +52,9 @@ module ActiveSupport
def tags_text
tags = current_tags
- if tags.any?
+ if tags.one?
+ "[#{tags[0]}] "
+ elsif tags.any?
tags.collect { |tag| "[#{tag}] " }.join
end
end
diff --git a/activesupport/lib/active_support/test_case.rb b/activesupport/lib/active_support/test_case.rb
index 4e42db4500..f17743b6db 100644
--- a/activesupport/lib/active_support/test_case.rb
+++ b/activesupport/lib/active_support/test_case.rb
@@ -130,7 +130,7 @@ module ActiveSupport
alias_method :method_name, :name
include ActiveSupport::Testing::TaggedLogging
- include ActiveSupport::Testing::SetupAndTeardown
+ prepend ActiveSupport::Testing::SetupAndTeardown
include ActiveSupport::Testing::Assertions
include ActiveSupport::Testing::Deprecation
include ActiveSupport::Testing::TimeHelpers
diff --git a/activesupport/lib/active_support/testing/setup_and_teardown.rb b/activesupport/lib/active_support/testing/setup_and_teardown.rb
index 35236f1401..35321cd157 100644
--- a/activesupport/lib/active_support/testing/setup_and_teardown.rb
+++ b/activesupport/lib/active_support/testing/setup_and_teardown.rb
@@ -1,6 +1,5 @@
# frozen_string_literal: true
-require "active_support/concern"
require "active_support/callbacks"
module ActiveSupport
@@ -19,11 +18,10 @@ module ActiveSupport
# end
# end
module SetupAndTeardown
- extend ActiveSupport::Concern
-
- included do
- include ActiveSupport::Callbacks
- define_callbacks :setup, :teardown
+ def self.prepended(klass)
+ klass.include ActiveSupport::Callbacks
+ klass.define_callbacks :setup, :teardown
+ klass.extend ClassMethods
end
module ClassMethods
@@ -47,12 +45,10 @@ module ActiveSupport
begin
run_callbacks :teardown
rescue => e
- error = e
+ self.failures << Minitest::UnexpectedError.new(e)
end
super
- ensure
- raise error if error
end
end
end
diff --git a/activesupport/test/testing/after_teardown_test.rb b/activesupport/test/testing/after_teardown_test.rb
index 68c368909c..961af49479 100644
--- a/activesupport/test/testing/after_teardown_test.rb
+++ b/activesupport/test/testing/after_teardown_test.rb
@@ -4,13 +4,14 @@ require "abstract_unit"
module OtherAfterTeardown
def after_teardown
+ super
+
@witness = true
end
end
-class AfterTeardownTest < Minitest::Test
+class AfterTeardownTest < ActiveSupport::TestCase
include OtherAfterTeardown
- include ActiveSupport::Testing::SetupAndTeardown
attr_writer :witness
@@ -21,11 +22,12 @@ class AfterTeardownTest < Minitest::Test
end
def after_teardown
- assert_raises MyError do
+ assert_changes -> { failures.count }, from: 0, to: 1 do
super
end
assert_equal true, @witness
+ failures.clear
end
def test_teardown_raise_but_all_after_teardown_method_are_called
diff --git a/guides/assets/images/getting_started/rails_welcome.png b/guides/assets/images/getting_started/rails_welcome.png
index 44f89ec8de..88efe34a9d 100644
--- a/guides/assets/images/getting_started/rails_welcome.png
+++ b/guides/assets/images/getting_started/rails_welcome.png
Binary files differ
diff --git a/guides/source/routing.md b/guides/source/routing.md
index 3cf5b56340..7a83fee617 100644
--- a/guides/source/routing.md
+++ b/guides/source/routing.md
@@ -36,6 +36,8 @@ get '/patients/:id', to: 'patients#show'
the request is dispatched to the `patients` controller's `show` action with `{ id: '17' }` in `params`.
+NOTE: Rails uses snake_case for controller names here, if you have a multiple word controller like `MonsterTrucksController`, you want to use `monster_trucks#show` for example.
+
### Generating Paths and URLs from Code
You can also generate paths and URLs. If the route above is modified to be: