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-rw-r--r--activerecord/CHANGELOG.md18
-rw-r--r--activerecord/lib/active_record/associations/collection_proxy.rb22
-rw-r--r--activerecord/lib/active_record/attribute_methods/dirty.rb22
-rw-r--r--activerecord/lib/active_record/attribute_methods/serialization.rb8
-rw-r--r--activerecord/lib/active_record/base.rb2
-rw-r--r--activerecord/lib/active_record/core.rb16
-rw-r--r--activerecord/lib/active_record/inheritance.rb10
-rw-r--r--activerecord/lib/active_record/relation.rb1
-rw-r--r--activerecord/lib/active_record/scoping.rb5
-rw-r--r--activerecord/lib/active_record/timestamp.rb4
-rw-r--r--activerecord/test/cases/associations_test.rb9
11 files changed, 98 insertions, 19 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 0f544d1b5d..7db99d4aeb 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,21 @@
+* Reset the collection association when calling `reset` on it.
+
+ Before:
+
+ post.comments.loaded? # => true
+ post.comments.reset
+ post.comments.loaded? # => true
+
+ After:
+
+ post.comments.loaded? # => true
+ post.comments.reset
+ post.comments.loaded? # => false
+
+ Fixes #13777.
+
+ *Kelsey Schlarman*
+
* Make enum fields work as expected with the `ActiveModel::Dirty` API.
Before this change, using the dirty API would have surprising results:
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index a67b834a80..eba688866c 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -1004,6 +1004,28 @@ module ActiveRecord
proxy_association.reload
self
end
+
+ # Unloads the association. Returns +self+.
+ #
+ # class Person < ActiveRecord::Base
+ # has_many :pets
+ # end
+ #
+ # person.pets # fetches pets from the database
+ # # => [#<Pet id: 1, name: "Snoop", group: "dogs", person_id: 1>]
+ #
+ # person.pets # uses the pets cache
+ # # => [#<Pet id: 1, name: "Snoop", group: "dogs", person_id: 1>]
+ #
+ # person.pets.reset # clears the pets cache
+ #
+ # person.pets # fetches pets from the database
+ # # => [#<Pet id: 1, name: "Snoop", group: "dogs", person_id: 1>]
+ def reset
+ proxy_association.reset
+ proxy_association.reset_scope
+ self
+ end
end
end
end
diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb
index 68168bb729..8a1b199997 100644
--- a/activerecord/lib/active_record/attribute_methods/dirty.rb
+++ b/activerecord/lib/active_record/attribute_methods/dirty.rb
@@ -38,7 +38,27 @@ module ActiveRecord
end
end
+ def initialize_dup(other) # :nodoc:
+ super
+ init_changed_attributes
+ end
+
private
+ def initialize_internals_callback
+ super
+ init_changed_attributes
+ end
+
+ def init_changed_attributes
+ @changed_attributes = nil
+ # Intentionally avoid using #column_defaults since overridden defaults (as is done in
+ # optimistic locking) won't get written unless they get marked as changed
+ self.class.columns.each do |c|
+ attr, orig_value = c.name, c.default
+ changed_attributes[attr] = orig_value if _field_changed?(attr, orig_value, @attributes[attr])
+ end
+ end
+
# Wrap write_attribute to remember original attribute value.
def write_attribute(attr, value)
attr = attr.to_s
@@ -70,7 +90,7 @@ module ActiveRecord
# Serialized attributes should always be written in case they've been
# changed in place.
def keys_for_partial_write
- changed | (attributes.keys & self.class.serialized_attributes.keys)
+ changed
end
def _field_changed?(attr, old, value)
diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb
index d484659190..3227464032 100644
--- a/activerecord/lib/active_record/attribute_methods/serialization.rb
+++ b/activerecord/lib/active_record/attribute_methods/serialization.rb
@@ -115,6 +115,14 @@ module ActiveRecord
end
end
+ def should_record_timestamps?
+ super || (self.record_timestamps && (attributes.keys & self.class.serialized_attributes.keys).present?)
+ end
+
+ def keys_for_partial_write
+ super | (attributes.keys & self.class.serialized_attributes.keys)
+ end
+
def type_cast_attribute_for_write(column, value)
if column && coder = self.class.serialized_attributes[column.name]
Attribute.new(coder, value, :unserialized)
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index 1d3ec75aa1..9ec1feea97 100644
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -294,6 +294,7 @@ module ActiveRecord #:nodoc:
extend Enum
extend Delegation::DelegateCache
+ include Core
include Persistence
include NoTouching
include ReadonlyAttributes
@@ -320,7 +321,6 @@ module ActiveRecord #:nodoc:
include Reflection
include Serialization
include Store
- include Core
end
ActiveSupport.run_load_hooks(:active_record, Base)
diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb
index a4fe1efd33..6f02c763fe 100644
--- a/activerecord/lib/active_record/core.rb
+++ b/activerecord/lib/active_record/core.rb
@@ -182,9 +182,7 @@ module ActiveRecord
@column_types = self.class.column_types
init_internals
- init_changed_attributes
- ensure_proper_type
- populate_with_current_scope_attributes
+ initialize_internals_callback
# +options+ argument is only needed to make protected_attributes gem easier to hook.
# Remove it when we drop support to this gem.
@@ -255,16 +253,12 @@ module ActiveRecord
run_callbacks(:initialize) unless _initialize_callbacks.empty?
- @changed_attributes = {}
- init_changed_attributes
-
@aggregation_cache = {}
@association_cache = {}
@attributes_cache = {}
@new_record = true
- ensure_proper_type
super
end
@@ -440,13 +434,7 @@ module ActiveRecord
@reflects_state = [false]
end
- def init_changed_attributes
- # Intentionally avoid using #column_defaults since overridden defaults (as is done in
- # optimistic locking) won't get written unless they get marked as changed
- self.class.columns.each do |c|
- attr, orig_value = c.name, c.default
- changed_attributes[attr] = orig_value if _field_changed?(attr, orig_value, @attributes[attr])
- end
+ def initialize_internals_callback
end
# This method is needed to make protected_attributes gem easier to hook.
diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb
index da73112e90..08fc91c9df 100644
--- a/activerecord/lib/active_record/inheritance.rb
+++ b/activerecord/lib/active_record/inheritance.rb
@@ -195,8 +195,18 @@ module ActiveRecord
end
end
+ def initialize_dup(other)
+ super
+ ensure_proper_type
+ end
+
private
+ def initialize_internals_callback
+ super
+ ensure_proper_type
+ end
+
# Sets the attribute used for single table inheritance to this class name if this is not the
# ActiveRecord::Base descendant.
# Considering the hierarchy Reply < Message < ActiveRecord::Base, this makes it possible to
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index 17af887abc..fb213dc6f7 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -535,7 +535,6 @@ module ActiveRecord
}
binds = Hash[bind_values.find_all(&:first).map { |column, v| [column.name, v] }]
- binds.merge!(Hash[bind_values.find_all(&:first).map { |column, v| [column.name, v] }])
Hash[equalities.map { |where|
name = where.left.name
diff --git a/activerecord/lib/active_record/scoping.rb b/activerecord/lib/active_record/scoping.rb
index 0cf3d59985..3e43591672 100644
--- a/activerecord/lib/active_record/scoping.rb
+++ b/activerecord/lib/active_record/scoping.rb
@@ -27,6 +27,11 @@ module ActiveRecord
end
end
+ def initialize_internals_callback
+ super
+ populate_with_current_scope_attributes
+ end
+
# This class stores the +:current_scope+ and +:ignore_default_scope+ values
# for different classes. The registry is stored as a thread local, which is
# accessed through +ScopeRegistry.current+.
diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb
index e0541b7681..7178bed560 100644
--- a/activerecord/lib/active_record/timestamp.rb
+++ b/activerecord/lib/active_record/timestamp.rb
@@ -37,8 +37,8 @@ module ActiveRecord
end
def initialize_dup(other) # :nodoc:
- clear_timestamp_attributes
super
+ clear_timestamp_attributes
end
private
@@ -71,7 +71,7 @@ module ActiveRecord
end
def should_record_timestamps?
- self.record_timestamps && (!partial_writes? || changed? || (attributes.keys & self.class.serialized_attributes.keys).present?)
+ self.record_timestamps && (!partial_writes? || changed?)
end
def timestamp_attributes_for_create_in_model
diff --git a/activerecord/test/cases/associations_test.rb b/activerecord/test/cases/associations_test.rb
index 48e6fc5cd4..f663b5490c 100644
--- a/activerecord/test/cases/associations_test.rb
+++ b/activerecord/test/cases/associations_test.rb
@@ -255,6 +255,15 @@ class AssociationProxyTest < ActiveRecord::TestCase
assert_equal man, man.interests.where("1=1").first.man
end
end
+
+ def test_reset_unloads_target
+ david = authors(:david)
+ david.posts.reload
+
+ assert david.posts.loaded?
+ david.posts.reset
+ assert !david.posts.loaded?
+ end
end
class OverridingAssociationsTest < ActiveRecord::TestCase