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-rw-r--r--activerecord/CHANGELOG.md12
-rw-r--r--activerecord/activerecord.gemspec2
-rw-r--r--activerecord/lib/active_record/associations/association_scope.rb1
-rw-r--r--activerecord/lib/active_record/associations/builder/collection_association.rb3
-rw-r--r--activerecord/lib/active_record/associations/collection_association.rb2
-rw-r--r--activerecord/lib/active_record/associations/collection_proxy.rb1
-rw-r--r--activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb4
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb4
-rw-r--r--activerecord/lib/active_record/persistence.rb26
-rw-r--r--activerecord/lib/active_record/relation/predicate_builder.rb8
-rw-r--r--activerecord/lib/active_record/tasks/database_tasks.rb4
-rw-r--r--activerecord/lib/active_record/tasks/mysql_database_tasks.rb38
-rw-r--r--activerecord/lib/active_record/tasks/postgresql_database_tasks.rb7
-rw-r--r--activerecord/lib/active_record/tasks/sqlite_database_tasks.rb6
-rw-r--r--activerecord/test/cases/adapters/postgresql/active_schema_test.rb1
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb24
-rw-r--r--activerecord/test/cases/tasks/database_tasks_test.rb14
-rw-r--r--activerecord/test/cases/tasks/mysql_rake_test.rb10
-rw-r--r--activerecord/test/cases/tasks/postgresql_rake_test.rb10
-rw-r--r--activerecord/test/models/post.rb14
20 files changed, 137 insertions, 54 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 5a0c391154..45a2b59d47 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,5 +1,16 @@
## Rails 4.0.0 (unreleased) ##
+* Collection associations `#empty?` always respects builded records.
+ Fix #8879.
+
+ Example:
+
+ widget = Widget.new
+ widget.things.build
+ widget.things.empty? # => false
+
+ *Yves Senn*
+
* Remove support for parsing YAML parameters from request.
*Aaron Patterson*
@@ -974,7 +985,6 @@
* `:conditions` becomes `:where`.
* `:include` becomes `:includes`.
- * `:extend` becomes `:extending`.
The code to implement the deprecated features has been moved out to
the `activerecord-deprecated_finders` gem. This gem is a dependency
diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec
index 31ddb01123..bfc2e54aba 100644
--- a/activerecord/activerecord.gemspec
+++ b/activerecord/activerecord.gemspec
@@ -25,5 +25,5 @@ Gem::Specification.new do |s|
s.add_dependency 'activemodel', version
s.add_dependency 'arel', '~> 3.0.2'
- s.add_dependency 'activerecord-deprecated_finders', '0.0.1'
+ s.add_dependency 'activerecord-deprecated_finders', '0.0.2'
end
diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb
index 1303822868..300f67959d 100644
--- a/activerecord/lib/active_record/associations/association_scope.rb
+++ b/activerecord/lib/active_record/associations/association_scope.rb
@@ -16,6 +16,7 @@ module ActiveRecord
def scope
scope = klass.unscoped
scope.merge! eval_scope(klass, reflection.scope) if reflection.scope
+ scope.extending! Array(options[:extend])
add_constraints(scope)
end
diff --git a/activerecord/lib/active_record/associations/builder/collection_association.rb b/activerecord/lib/active_record/associations/builder/collection_association.rb
index fcdfc1e150..fdead16761 100644
--- a/activerecord/lib/active_record/associations/builder/collection_association.rb
+++ b/activerecord/lib/active_record/associations/builder/collection_association.rb
@@ -6,7 +6,8 @@ module ActiveRecord::Associations::Builder
CALLBACKS = [:before_add, :after_add, :before_remove, :after_remove]
def valid_options
- super + [:table_name, :finder_sql, :counter_sql, :before_add, :after_add, :before_remove, :after_remove]
+ super + [:table_name, :finder_sql, :counter_sql, :before_add,
+ :after_add, :before_remove, :after_remove, :extend]
end
attr_reader :block_extension, :extension_module
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index 832b963052..5feb149946 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -273,7 +273,7 @@ module ActiveRecord
if loaded? || options[:counter_sql]
size.zero?
else
- !scope.exists?
+ @target.blank? && !scope.exists?
end
end
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index 33dce58982..e93e700c93 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -33,6 +33,7 @@ module ActiveRecord
def initialize(klass, association) #:nodoc:
@association = association
super klass, klass.arel_table
+ self.default_scoped = true
merge! association.scope(nullify: false)
end
diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
index a6013f754a..20a5ca2baa 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
@@ -7,13 +7,15 @@ module ActiveRecord
module ConnectionHandling
# Establishes a connection to the database that's used by all Active Record objects.
def mysql2_connection(config)
+ config = config.symbolize_keys
+
config[:username] = 'root' if config[:username].nil?
if Mysql2::Client.const_defined? :FOUND_ROWS
config[:flags] = Mysql2::Client::FOUND_ROWS
end
- client = Mysql2::Client.new(config.symbolize_keys)
+ client = Mysql2::Client.new(config)
options = [config[:host], config[:username], config[:password], config[:database], config[:port], config[:socket], 0]
ConnectionAdapters::Mysql2Adapter.new(client, logger, options, config)
end
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
index e10b562fa4..8c68576bdc 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -18,9 +18,9 @@ module ActiveRecord
# create_database config[:database], config
# create_database 'foo_development', encoding: 'unicode'
def create_database(name, options = {})
- options = options.reverse_merge(:encoding => "utf8")
+ options = { encoding: 'utf8' }.merge!(options.symbolize_keys)
- option_string = options.symbolize_keys.sum do |key, value|
+ option_string = options.sum do |key, value|
case key
when :owner
" OWNER = \"#{value}\""
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb
index 3011f959a5..1b2aa9349e 100644
--- a/activerecord/lib/active_record/persistence.rb
+++ b/activerecord/lib/active_record/persistence.rb
@@ -236,26 +236,26 @@ module ActiveRecord
alias update_attributes! update!
- # Updates a single attribute of an object, without having to explicitly call save on that object.
- #
- # * Validation is skipped.
- # * Callbacks are skipped.
- # * updated_at/updated_on column is not updated if that column is available.
- #
- # Raises an +ActiveRecordError+ when called on new objects, or when the +name+
- # attribute is marked as readonly.
+ # Equivalent to <code>update_columns(name => value)</code>.
def update_column(name, value)
update_columns(name => value)
end
- # Updates the attributes from the passed-in hash, without having to explicitly call save on that object.
+ # Updates the attributes directly in the database issuing an UPDATE SQL
+ # statement and sets them in the receiver:
#
- # * Validation is skipped.
+ # user.update_columns(last_request_at: Time.current)
+ #
+ # This is the fastest way to update attributes because it goes straight to
+ # the database, but take into account that in consequence the regular update
+ # procedures are totally bypassed. In particular:
+ #
+ # * Validations are skipped.
# * Callbacks are skipped.
- # * updated_at/updated_on column is not updated if that column is available.
+ # * +updated_at+/+updated_on+ are not updated.
#
- # Raises an +ActiveRecordError+ when called on new objects, or when at least
- # one of the attributes is marked as readonly.
+ # This method raises an +ActiveRecord::ActiveRecordError+ when called on new
+ # objects, or when at least one of the attributes is marked as readonly.
def update_columns(attributes)
raise ActiveRecordError, "can not update on a new record object" unless persisted?
diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb
index 83074e72c1..883d25d80b 100644
--- a/activerecord/lib/active_record/relation/predicate_builder.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder.rb
@@ -7,12 +7,12 @@ module ActiveRecord
table = default_table
if value.is_a?(Hash)
- table = Arel::Table.new(column, default_table.engine)
- association = klass.reflect_on_association(column.to_sym)
-
if value.empty?
- queries.concat ['1 = 2']
+ queries << '1 = 2'
else
+ table = Arel::Table.new(column, default_table.engine)
+ association = klass.reflect_on_association(column.to_sym)
+
value.each do |k, v|
queries.concat expand(association && association.klass, table, k, v)
end
diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb
index fda51b3d76..67c7e714e6 100644
--- a/activerecord/lib/active_record/tasks/database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/database_tasks.rb
@@ -1,5 +1,7 @@
module ActiveRecord
module Tasks # :nodoc:
+ class DatabaseAlreadyExists < StandardError; end # :nodoc:
+
module DatabaseTasks # :nodoc:
extend self
@@ -32,6 +34,8 @@ module ActiveRecord
def create(*arguments)
configuration = arguments.first
class_for_adapter(configuration['adapter']).new(*arguments).create
+ rescue DatabaseAlreadyExists
+ $stderr.puts "#{configuration['database']} already exists"
rescue Exception => error
$stderr.puts error, *(error.backtrace)
$stderr.puts "Couldn't create database for #{configuration.inspect}"
diff --git a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb
index 3d27c97254..17378969a5 100644
--- a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb
@@ -1,7 +1,6 @@
module ActiveRecord
module Tasks # :nodoc:
class MySQLDatabaseTasks # :nodoc:
-
DEFAULT_CHARSET = ENV['CHARSET'] || 'utf8'
DEFAULT_COLLATION = ENV['COLLATION'] || 'utf8_unicode_ci'
ACCESS_DENIED_ERROR = 1045
@@ -16,18 +15,23 @@ module ActiveRecord
establish_connection configuration_without_database
connection.create_database configuration['database'], creation_options
establish_connection configuration
+ rescue ActiveRecord::StatementInvalid => error
+ if /database exists/ === error.message
+ raise DatabaseAlreadyExists
+ else
+ raise
+ end
rescue error_class => error
- raise error unless error.errno == ACCESS_DENIED_ERROR
-
- $stdout.print error.error
- establish_connection root_configuration_without_database
- connection.create_database configuration['database'], creation_options
- connection.execute grant_statement.gsub(/\s+/, ' ').strip
- establish_connection configuration
- rescue error_class => error
- $stderr.puts error.error
- $stderr.puts "Couldn't create database for #{configuration.inspect}, #{creation_options.inspect}"
- $stderr.puts "(If you set the charset manually, make sure you have a matching collation)" if configuration['encoding']
+ if error.respond_to?(:errno) && error.errno == ACCESS_DENIED_ERROR
+ $stdout.print error.error
+ establish_connection root_configuration_without_database
+ connection.create_database configuration['database'], creation_options
+ connection.execute grant_statement.gsub(/\s+/, ' ').strip
+ establish_connection configuration
+ else
+ $stderr.puts "Couldn't create database for #{configuration.inspect}, #{creation_options.inspect}"
+ $stderr.puts "(If you set the charset manually, make sure you have a matching collation)" if configuration['encoding']
+ end
end
def drop
@@ -87,14 +91,15 @@ module ActiveRecord
end
def error_class
- case configuration['adapter']
- when /jdbc/
+ if configuration['adapter'] =~ /jdbc/
require 'active_record/railties/jdbcmysql_error'
ArJdbcMySQL::Error
- when /mysql2/
+ elsif defined?(Mysql2)
Mysql2::Error
- else
+ elsif defined?(Mysql)
Mysql::Error
+ else
+ StandardError
end
end
@@ -128,7 +133,6 @@ IDENTIFIED BY '#{configuration['password']}' WITH GRANT OPTION;
end
args
end
-
end
end
end
diff --git a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
index ea5cb888fb..0b1b030516 100644
--- a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
@@ -3,7 +3,6 @@ require 'shellwords'
module ActiveRecord
module Tasks # :nodoc:
class PostgreSQLDatabaseTasks # :nodoc:
-
DEFAULT_ENCODING = ENV['CHARSET'] || 'utf8'
delegate :connection, :establish_connection, :clear_active_connections!,
@@ -18,6 +17,12 @@ module ActiveRecord
connection.create_database configuration['database'],
configuration.merge('encoding' => encoding)
establish_connection configuration
+ rescue ActiveRecord::StatementInvalid => error
+ if /database .* already exists/ === error.message
+ raise DatabaseAlreadyExists
+ else
+ raise
+ end
end
def drop
diff --git a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb
index da01058a82..de8b16627e 100644
--- a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb
@@ -1,7 +1,6 @@
module ActiveRecord
module Tasks # :nodoc:
class SQLiteDatabaseTasks # :nodoc:
-
delegate :connection, :establish_connection, to: ActiveRecord::Base
def initialize(configuration, root = Rails.root)
@@ -9,10 +8,7 @@ module ActiveRecord
end
def create
- if File.exist?(configuration['database'])
- $stderr.puts "#{configuration['database']} already exists"
- return
- end
+ raise DatabaseAlreadyExists if File.exist?(configuration['database'])
establish_connection configuration
connection
diff --git a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
index 1b4f4a5fc9..01c3e6b49b 100644
--- a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
@@ -16,6 +16,7 @@ class PostgresqlActiveSchemaTest < ActiveRecord::TestCase
def test_create_database_with_encoding
assert_equal %(CREATE DATABASE "matt" ENCODING = 'utf8'), create_database(:matt)
assert_equal %(CREATE DATABASE "aimonetti" ENCODING = 'latin1'), create_database(:aimonetti, :encoding => :latin1)
+ assert_equal %(CREATE DATABASE "aimonetti" ENCODING = 'latin1'), create_database(:aimonetti, 'encoding' => :latin1)
end
def test_create_database_with_collation_and_ctype
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 7e6c7d5862..d42630e1b7 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -625,6 +625,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal 3, company.clients_of_firm.size
end
+ def test_collection_not_empty_after_building
+ company = companies(:first_firm)
+ assert_predicate company.contracts, :empty?
+ company.contracts.build
+ assert_not_predicate company.contracts, :empty?
+ end
+
def test_collection_size_twice_for_regressions
post = posts(:thinking)
assert_equal 0, post.readers.size
@@ -1705,4 +1712,21 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal 0, post.comments.count
end
end
+
+ test "collection proxy respects default scope" do
+ author = authors(:mary)
+ assert !author.first_posts.exists?
+ end
+
+ test "association with extend option" do
+ post = posts(:welcome)
+ assert_equal "lifo", post.comments_with_extend.author
+ assert_equal "hello", post.comments_with_extend.greeting
+ end
+
+ test "association with extend option with multiple extensions" do
+ post = posts(:welcome)
+ assert_equal "lifo", post.comments_with_extend_2.author
+ assert_equal "hello", post.comments_with_extend_2.greeting
+ end
end
diff --git a/activerecord/test/cases/tasks/database_tasks_test.rb b/activerecord/test/cases/tasks/database_tasks_test.rb
index 4f3489b7a5..659d5eae72 100644
--- a/activerecord/test/cases/tasks/database_tasks_test.rb
+++ b/activerecord/test/cases/tasks/database_tasks_test.rb
@@ -11,10 +11,10 @@ module ActiveRecord
end
ADAPTERS_TASKS = {
- :mysql => :mysql_tasks,
- :mysql2 => :mysql_tasks,
- :postgresql => :postgresql_tasks,
- :sqlite3 => :sqlite_tasks
+ mysql: :mysql_tasks,
+ mysql2: :mysql_tasks,
+ postgresql: :postgresql_tasks,
+ sqlite3: :sqlite_tasks
}
class DatabaseTasksRegisterTask < ActiveRecord::TestCase
@@ -32,7 +32,7 @@ module ActiveRecord
ActiveRecord::Tasks::DatabaseTasks.structure_dump({'adapter' => :foo}, "awesome-file.sql")
end
end
-
+
class DatabaseTasksCreateTest < ActiveRecord::TestCase
include DatabaseTasksSetupper
@@ -258,7 +258,7 @@ module ActiveRecord
class DatabaseTasksCharsetTest < ActiveRecord::TestCase
include DatabaseTasksSetupper
-
+
ADAPTERS_TASKS.each do |k, v|
define_method("test_#{k}_charset") do
eval("@#{v}").expects(:charset)
@@ -269,7 +269,7 @@ module ActiveRecord
class DatabaseTasksCollationTest < ActiveRecord::TestCase
include DatabaseTasksSetupper
-
+
ADAPTERS_TASKS.each do |k, v|
define_method("test_#{k}_collation") do
eval("@#{v}").expects(:collation)
diff --git a/activerecord/test/cases/tasks/mysql_rake_test.rb b/activerecord/test/cases/tasks/mysql_rake_test.rb
index 69a049fcfa..38b9dd02f0 100644
--- a/activerecord/test/cases/tasks/mysql_rake_test.rb
+++ b/activerecord/test/cases/tasks/mysql_rake_test.rb
@@ -53,6 +53,16 @@ module ActiveRecord
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
+
+ def test_create_when_database_exists_outputs_info_to_stderr
+ $stderr.expects(:puts).with("my-app-db already exists").once
+
+ ActiveRecord::Base.connection.stubs(:create_database).raises(
+ ActiveRecord::StatementInvalid.new("Can't create database 'dev'; database exists:")
+ )
+
+ ActiveRecord::Tasks::DatabaseTasks.create @configuration
+ end
end
class MysqlDBCreateAsRootTest < ActiveRecord::TestCase
diff --git a/activerecord/test/cases/tasks/postgresql_rake_test.rb b/activerecord/test/cases/tasks/postgresql_rake_test.rb
index 62acd53003..3006a87589 100644
--- a/activerecord/test/cases/tasks/postgresql_rake_test.rb
+++ b/activerecord/test/cases/tasks/postgresql_rake_test.rb
@@ -61,6 +61,16 @@ module ActiveRecord
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
+
+ def test_create_when_database_exists_outputs_info_to_stderr
+ $stderr.expects(:puts).with("my-app-db already exists").once
+
+ ActiveRecord::Base.connection.stubs(:create_database).raises(
+ ActiveRecord::StatementInvalid.new('database "my-app-db" already exists')
+ )
+
+ ActiveRecord::Tasks::DatabaseTasks.create @configuration
+ end
end
class PostgreSQLDBDropTest < ActiveRecord::TestCase
diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb
index c995f59a15..4433550dd5 100644
--- a/activerecord/test/models/post.rb
+++ b/activerecord/test/models/post.rb
@@ -5,6 +5,12 @@ class Post < ActiveRecord::Base
end
end
+ module NamedExtension2
+ def greeting
+ "hello"
+ end
+ end
+
scope :containing_the_letter_a, -> { where("body LIKE '%a%'") }
scope :ranked_by_comments, -> { order("comments_count DESC") }
@@ -43,6 +49,14 @@ class Post < ActiveRecord::Base
end
end
+ has_many :comments_with_extend, extend: NamedExtension, class_name: "Comment", foreign_key: "post_id" do
+ def greeting
+ "hello"
+ end
+ end
+
+ has_many :comments_with_extend_2, extend: [NamedExtension, NamedExtension2], class_name: "Comment", foreign_key: "post_id"
+
has_many :author_favorites, :through => :author
has_many :author_categorizations, :through => :author, :source => :categorizations
has_many :author_addresses, :through => :author