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-rw-r--r--activerecord/lib/active_record/migration/compatibility.rb26
-rw-r--r--activerecord/lib/active_record/relation/calculations.rb6
-rw-r--r--activerecord/lib/active_record/relation/query_methods.rb22
-rw-r--r--activerecord/test/cases/associations/belongs_to_associations_test.rb9
-rw-r--r--activerecord/test/cases/base_test.rb5
-rw-r--r--activerecord/test/cases/calculations_test.rb5
-rw-r--r--activerecord/test/cases/relations_test.rb7
-rw-r--r--activerecord/test/models/company.rb2
-rw-r--r--activerecord/test/models/contract.rb8
-rw-r--r--activerecord/test/models/post.rb1
-rw-r--r--activerecord/test/schema/schema.rb1
11 files changed, 64 insertions, 28 deletions
diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb
index 94906a2943..abc939826b 100644
--- a/activerecord/lib/active_record/migration/compatibility.rb
+++ b/activerecord/lib/active_record/migration/compatibility.rb
@@ -77,18 +77,18 @@ module ActiveRecord
class V5_1 < V5_2
def change_column(table_name, column_name, type, options = {})
- if adapter_name == "PostgreSQL"
+ if connection.adapter_name == "PostgreSQL"
super(table_name, column_name, type, options.except(:default, :null, :comment))
- change_column_default(table_name, column_name, options[:default]) if options.key?(:default)
- change_column_null(table_name, column_name, options[:null], options[:default]) if options.key?(:null)
- change_column_comment(table_name, column_name, options[:comment]) if options.key?(:comment)
+ connection.change_column_default(table_name, column_name, options[:default]) if options.key?(:default)
+ connection.change_column_null(table_name, column_name, options[:null], options[:default]) if options.key?(:null)
+ connection.change_column_comment(table_name, column_name, options[:comment]) if options.key?(:comment)
else
super
end
end
def create_table(table_name, options = {})
- if adapter_name == "Mysql2"
+ if connection.adapter_name == "Mysql2"
super(table_name, options: "ENGINE=InnoDB", **options)
else
super
@@ -110,13 +110,13 @@ module ActiveRecord
end
def create_table(table_name, options = {})
- if adapter_name == "PostgreSQL"
+ if connection.adapter_name == "PostgreSQL"
if options[:id] == :uuid && !options.key?(:default)
options[:default] = "uuid_generate_v4()"
end
end
- unless adapter_name == "Mysql2" && options[:id] == :bigint
+ unless connection.adapter_name == "Mysql2" && options[:id] == :bigint
if [:integer, :bigint].include?(options[:id]) && !options.key?(:default)
options[:default] = nil
end
@@ -190,7 +190,7 @@ module ActiveRecord
if options[:name].present?
options[:name].to_s
else
- index_name(table_name, column: column_names)
+ connection.index_name(table_name, column: column_names)
end
super
end
@@ -210,15 +210,17 @@ module ActiveRecord
end
def index_name_for_remove(table_name, options = {})
- index_name = index_name(table_name, options)
+ index_name = connection.index_name(table_name, options)
- unless index_name_exists?(table_name, index_name)
+ unless connection.index_name_exists?(table_name, index_name)
if options.is_a?(Hash) && options.has_key?(:name)
options_without_column = options.dup
options_without_column.delete :column
- index_name_without_column = index_name(table_name, options_without_column)
+ index_name_without_column = connection.index_name(table_name, options_without_column)
- return index_name_without_column if index_name_exists?(table_name, index_name_without_column)
+ if connection.index_name_exists?(table_name, index_name_without_column)
+ return index_name_without_column
+ end
end
raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist"
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb
index cef31bea94..bdd3c540bb 100644
--- a/activerecord/lib/active_record/relation/calculations.rb
+++ b/activerecord/lib/active_record/relation/calculations.rb
@@ -186,11 +186,9 @@ module ActiveRecord
relation = apply_join_dependency
relation.pluck(*column_names)
else
- disallow_raw_sql!(column_names)
+ klass.disallow_raw_sql!(column_names)
relation = spawn
- relation.select_values = column_names.map { |cn|
- @klass.has_attribute?(cn) || @klass.attribute_alias?(cn) ? arel_attribute(cn) : cn
- }
+ relation.select_values = column_names
result = skip_query_cache_if_necessary { klass.connection.select_all(relation.arel, nil) }
result.cast_values(klass.attribute_types)
end
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb
index eb80aab701..75976aa8fc 100644
--- a/activerecord/lib/active_record/relation/query_methods.rb
+++ b/activerecord/lib/active_record/relation/query_methods.rb
@@ -1052,11 +1052,13 @@ module ActiveRecord
def arel_columns(columns)
columns.flat_map do |field|
- if (Symbol === field || String === field) && (klass.has_attribute?(field) || klass.attribute_alias?(field)) && !from_clause.value
- arel_attribute(field)
- elsif Symbol === field
- connection.quote_table_name(field.to_s)
- elsif Proc === field
+ case field
+ when Symbol
+ field = field.to_s
+ arel_column(field) { connection.quote_table_name(field) }
+ when String
+ arel_column(field) { field }
+ when Proc
field.call
else
field
@@ -1064,6 +1066,16 @@ module ActiveRecord
end
end
+ def arel_column(field)
+ field = klass.attribute_alias(field) if klass.attribute_alias?(field)
+
+ if klass.columns_hash.key?(field) && !from_clause.value
+ arel_attribute(field)
+ else
+ yield
+ end
+ end
+
def reverse_sql_order(order_query)
if order_query.empty?
return [arel_attribute(primary_key).desc] if primary_key
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index c01138c059..3525fa2ab8 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -448,8 +448,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
end
def test_with_select
- assert_equal 1, Company.find(2).firm_with_select.attributes.size
- assert_equal 1, Company.all.merge!(includes: :firm_with_select).find(2).firm_with_select.attributes.size
+ assert_equal 1, Post.find(2).author_with_select.attributes.size
+ assert_equal 1, Post.includes(:author_with_select).find(2).author_with_select.attributes.size
+ end
+
+ def test_custom_attribute_with_select
+ assert_equal 2, Company.find(2).firm_with_select.attributes.size
+ assert_equal 2, Company.includes(:firm_with_select).find(2).firm_with_select.attributes.size
end
def test_belongs_to_without_counter_cache_option
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 363593ca19..1b8f748bad 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -1226,14 +1226,15 @@ class BasicsTest < ActiveRecord::TestCase
end
def test_attribute_names
- assert_equal ["id", "type", "firm_id", "firm_name", "name", "client_of", "rating", "account_id", "description"],
- Company.attribute_names
+ expected = ["id", "type", "firm_id", "firm_name", "name", "client_of", "rating", "account_id", "description", "metadata"]
+ assert_equal expected, Company.attribute_names
end
def test_has_attribute
assert Company.has_attribute?("id")
assert Company.has_attribute?("type")
assert Company.has_attribute?("name")
+ assert Company.has_attribute?("metadata")
assert_not Company.has_attribute?("lastname")
assert_not Company.has_attribute?("age")
end
diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb
index 850bc49676..b001667ac9 100644
--- a/activerecord/test/cases/calculations_test.rb
+++ b/activerecord/test/cases/calculations_test.rb
@@ -690,8 +690,9 @@ class CalculationsTest < ActiveRecord::TestCase
end
def test_pluck_not_auto_table_name_prefix_if_column_joined
- Company.create!(name: "test", contracts: [Contract.new(developer_id: 7)])
- assert_equal [7], Company.joins(:contracts).pluck(:developer_id)
+ company = Company.create!(name: "test", contracts: [Contract.new(developer_id: 7)])
+ metadata = company.contracts.first.metadata
+ assert_equal [metadata], Company.joins(:contracts).pluck(:metadata)
end
def test_pluck_with_selection_clause
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb
index 0ab0459c38..857d743605 100644
--- a/activerecord/test/cases/relations_test.rb
+++ b/activerecord/test/cases/relations_test.rb
@@ -14,6 +14,7 @@ require "models/person"
require "models/computer"
require "models/reply"
require "models/company"
+require "models/contract"
require "models/bird"
require "models/car"
require "models/engine"
@@ -1815,6 +1816,12 @@ class RelationTest < ActiveRecord::TestCase
assert_equal [1, 1, 1], posts.map(&:author_address_id)
end
+ test "joins with select custom attribute" do
+ contract = Company.create!(name: "test").contracts.create!
+ company = Company.joins(:contracts).select(:id, :metadata).find(contract.company_id)
+ assert_equal contract.metadata, company.metadata
+ end
+
test "delegations do not leak to other classes" do
Topic.all.by_lifo
assert Topic.all.class.method_defined?(:by_lifo)
diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb
index 838f515aad..a0f48d23f1 100644
--- a/activerecord/test/models/company.rb
+++ b/activerecord/test/models/company.rb
@@ -13,6 +13,8 @@ class Company < AbstractCompany
has_many :contracts
has_many :developers, through: :contracts
+ attribute :metadata, :json
+
scope :of_first_firm, lambda {
joins(account: :firm).
where("firms.id" => 1)
diff --git a/activerecord/test/models/contract.rb b/activerecord/test/models/contract.rb
index 3f663375c4..89719775c4 100644
--- a/activerecord/test/models/contract.rb
+++ b/activerecord/test/models/contract.rb
@@ -5,7 +5,9 @@ class Contract < ActiveRecord::Base
belongs_to :developer, primary_key: :id
belongs_to :firm, foreign_key: "company_id"
- before_save :hi
+ attribute :metadata, :json
+
+ before_save :hi, :update_metadata
after_save :bye
attr_accessor :hi_count, :bye_count
@@ -19,6 +21,10 @@ class Contract < ActiveRecord::Base
@bye_count ||= 0
@bye_count += 1
end
+
+ def update_metadata
+ self.metadata = { company_id: company_id, developer_id: developer_id }
+ end
end
class NewContract < Contract
diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb
index e32cc59399..65d1fce66d 100644
--- a/activerecord/test/models/post.rb
+++ b/activerecord/test/models/post.rb
@@ -31,6 +31,7 @@ class Post < ActiveRecord::Base
belongs_to :author_with_posts, -> { includes(:posts) }, class_name: "Author", foreign_key: :author_id
belongs_to :author_with_address, -> { includes(:author_address) }, class_name: "Author", foreign_key: :author_id
+ belongs_to :author_with_select, -> { select(:id) }, class_name: "Author", foreign_key: :author_id
def first_comment
super.body
diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb
index 86d5a67a13..349b8afc48 100644
--- a/activerecord/test/schema/schema.rb
+++ b/activerecord/test/schema/schema.rb
@@ -247,6 +247,7 @@ ActiveRecord::Schema.define do
create_table :contracts, force: true do |t|
t.references :developer, index: false
t.references :company, index: false
+ t.string :metadata
end
create_table :customers, force: true do |t|