diff options
Diffstat (limited to 'activerecord')
| -rw-r--r-- | activerecord/CHANGELOG | 14 | ||||
| -rw-r--r-- | activerecord/lib/active_record/base.rb | 10 | ||||
| -rw-r--r-- | activerecord/test/cases/finder_test.rb | 8 | ||||
| -rw-r--r-- | activerecord/test/cases/named_scope_test.rb | 15 |
4 files changed, 47 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG b/activerecord/CHANGELOG index 4113a16c12..ef202a3573 100644 --- a/activerecord/CHANGELOG +++ b/activerecord/CHANGELOG @@ -1,3 +1,17 @@ +*Rails 3.2.0 (unreleased)* + +* Active Record's dynamic finder will now raise the error if you passing in less number of arguments than what you call in method signature. + + So if you were doing this and expecting the second argument to be nil: + + User.find_by_username_and_group("sikachu") + + You'll now get `ArgumentError: wrong number of arguments (1 for 2).` You'll then have to do this: + + User.find_by_username_and_group("sikachu", nil) + + [Prem Sichanugrist] + *Rails 3.1.0 (unreleased)* * ActiveRecord::MacroReflection::AssociationReflection#build_record has a new method signature. diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index deff1c65ef..5808950715 100644 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -1055,6 +1055,11 @@ module ActiveRecord #:nodoc: if match = DynamicFinderMatch.match(method_id) attribute_names = match.attribute_names super unless all_attributes_exists?(attribute_names) + if arguments.size < attribute_names.size + method_trace = "#{__FILE__}:#{__LINE__}:in `#{method_id}'" + backtrace = [method_trace] + caller + raise ArgumentError, "wrong number of arguments (#{arguments.size} for #{attribute_names.size})", backtrace + end if match.finder? options = arguments.extract_options! relation = options.any? ? scoped(options) : scoped @@ -1065,6 +1070,11 @@ module ActiveRecord #:nodoc: elsif match = DynamicScopeMatch.match(method_id) attribute_names = match.attribute_names super unless all_attributes_exists?(attribute_names) + if arguments.size < attribute_names.size + method_trace = "#{__FILE__}:#{__LINE__}:in `#{method_id}'" + backtrace = [method_trace] + caller + raise ArgumentError, "wrong number of arguments (#{arguments.size} for #{attribute_names.size})", backtrace + end if match.scope? self.class_eval <<-METHOD, __FILE__, __LINE__ + 1 def self.#{method_id}(*args) # def self.scoped_by_user_name_and_password(*args) diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index 3d2a03d2b9..5dc5f99582 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -666,6 +666,10 @@ class FinderTest < ActiveRecord::TestCase assert_nil Topic.find_by_title_and_author_name("The First Topic", "Mary") end + def test_find_by_two_attributes_but_passing_only_one + assert_raise(ArgumentError) { Topic.find_by_title_and_author_name("The First Topic") } + end + def test_find_last_by_one_attribute assert_equal Topic.last, Topic.find_last_by_title(Topic.last.title) assert_nil Topic.find_last_by_title("A title with no matches") @@ -947,6 +951,10 @@ class FinderTest < ActiveRecord::TestCase assert !another.persisted? end + def test_find_or_initialize_from_two_attributes_but_passing_only_one + assert_raise(ArgumentError) { Topic.find_or_initialize_by_title_and_author_name("Another topic") } + end + def test_find_or_initialize_from_one_aggregate_attribute_and_one_not new_customer = Customer.find_or_initialize_by_balance_and_name(Money.new(123), "Elizabeth") assert_equal 123, new_customer.balance.amount diff --git a/activerecord/test/cases/named_scope_test.rb b/activerecord/test/cases/named_scope_test.rb index 2afe3c8f32..01893e4dc3 100644 --- a/activerecord/test/cases/named_scope_test.rb +++ b/activerecord/test/cases/named_scope_test.rb @@ -497,6 +497,17 @@ end class DynamicScopeTest < ActiveRecord::TestCase fixtures :posts + def setup + # Ensure we start with a clean model with no generated class method + Post.methods.select{ |c| c =~ /scoped_by_/ }.each do |method_name| + Post.class_eval <<-RUBY + class << self + remove_method :#{method_name} + end + RUBY + end + end + def test_dynamic_scope assert_equal Post.scoped_by_author_id(1).find(1), Post.find(1) assert_equal Post.scoped_by_author_id_and_title(1, "Welcome to the weblog").first, Post.find(:first, :conditions => { :author_id => 1, :title => "Welcome to the weblog"}) @@ -507,4 +518,8 @@ class DynamicScopeTest < ActiveRecord::TestCase Developer.scoped_by_created_at(nil) assert_present Developer.methods.grep(/scoped_by_created_at/) end + + def test_dynamic_scope_with_less_number_of_arguments + assert_raise(ArgumentError){ Post.scoped_by_author_id_and_title(1) } + end end |