diff options
Diffstat (limited to 'activerecord/test/cases/scoping')
| -rw-r--r-- | activerecord/test/cases/scoping/default_scoping_test.rb | 82 | ||||
| -rw-r--r-- | activerecord/test/cases/scoping/named_scoping_test.rb | 67 |
2 files changed, 120 insertions, 29 deletions
diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 76f395ba83..9a4d8c6740 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -54,14 +54,14 @@ class DefaultScopingTest < ActiveRecord::TestCase assert_equal 'Jamis', DeveloperCalledJamis.create!.name end - def test_default_scoping_with_threads - skip "in-memory database mustn't disconnect" if in_memory_db? - - 2.times do - Thread.new { - assert DeveloperOrderedBySalary.all.to_sql.include?('salary DESC') - DeveloperOrderedBySalary.connection.close - }.join + unless in_memory_db? + def test_default_scoping_with_threads + 2.times do + Thread.new { + assert DeveloperOrderedBySalary.all.to_sql.include?('salary DESC') + DeveloperOrderedBySalary.connection.close + }.join + end end end @@ -103,7 +103,7 @@ class DefaultScopingTest < ActiveRecord::TestCase def test_unscope_overrides_default_scope expected = Developer.all.collect { |dev| [dev.name, dev.id] } - received = Developer.order('name ASC, id DESC').unscope(:order).collect { |dev| [dev.name, dev.id] } + received = DeveloperCalledJamis.unscope(:where).collect { |dev| [dev.name, dev.id] } assert_equal expected, received end @@ -149,6 +149,16 @@ class DefaultScopingTest < ActiveRecord::TestCase assert_equal expected, received end + def test_unscope_string_where_clauses_involved + dev_relation = Developer.order('salary DESC').where("created_at > ?", 1.year.ago) + expected = dev_relation.collect { |dev| dev.name } + + dev_ordered_relation = DeveloperOrderedBySalary.where(name: 'Jamis').where("created_at > ?", 1.year.ago) + received = dev_ordered_relation.unscope(where: [:name]).collect { |dev| dev.name } + + assert_equal expected, received + end + def test_unscope_with_grouping_attributes expected = Developer.order('salary DESC').collect { |dev| dev.name } received = DeveloperOrderedBySalary.group(:name).unscope(:group).collect { |dev| dev.name } @@ -178,7 +188,7 @@ class DefaultScopingTest < ActiveRecord::TestCase def test_unscope_select expected = Developer.order('salary ASC').collect { |dev| dev.name } - received = Developer.order('salary DESC').reverse_order.select(:name => "Jamis").unscope(:select).collect { |dev| dev.name } + received = Developer.order('salary DESC').reverse_order.select(:name).unscope(:select).collect { |dev| dev.name } assert_equal expected, received expected_2 = Developer.all.collect { |dev| dev.id } @@ -262,6 +272,12 @@ class DefaultScopingTest < ActiveRecord::TestCase end end + def test_unscope_merging + merged = Developer.where(name: "Jamis").merge(Developer.unscope(:where)) + assert merged.where_values.empty? + assert !merged.where(name: "Jon").where_values.empty? + end + def test_order_in_default_scope_should_not_prevail expected = Developer.all.merge!(order: 'salary desc').to_a.collect { |dev| dev.salary } received = DeveloperOrderedBySalary.all.merge!(order: 'salary').to_a.collect { |dev| dev.salary } @@ -362,23 +378,39 @@ class DefaultScopingTest < ActiveRecord::TestCase assert_equal 1, DeveloperWithIncludes.where(:audit_logs => { :message => 'foo' }).count end - def test_default_scope_is_threadsafe - if in_memory_db? - skip "in memory db can't share a db between threads" + unless in_memory_db? + def test_default_scope_is_threadsafe + threads = [] + assert_not_equal 1, ThreadsafeDeveloper.unscoped.count + + threads << Thread.new do + Thread.current[:long_default_scope] = true + assert_equal 1, ThreadsafeDeveloper.all.to_a.count + ThreadsafeDeveloper.connection.close + end + threads << Thread.new do + assert_equal 1, ThreadsafeDeveloper.all.to_a.count + ThreadsafeDeveloper.connection.close + end + threads.each(&:join) end + end - threads = [] - assert_not_equal 1, ThreadsafeDeveloper.unscoped.count + test "additional conditions are ANDed with the default scope" do + scope = DeveloperCalledJamis.where(name: "David") + assert_equal 2, scope.where_values.length + assert_equal [], scope.to_a + end - threads << Thread.new do - Thread.current[:long_default_scope] = true - assert_equal 1, ThreadsafeDeveloper.all.to_a.count - ThreadsafeDeveloper.connection.close - end - threads << Thread.new do - assert_equal 1, ThreadsafeDeveloper.all.to_a.count - ThreadsafeDeveloper.connection.close - end - threads.each(&:join) + test "additional conditions in a scope are ANDed with the default scope" do + scope = DeveloperCalledJamis.david + assert_equal 2, scope.where_values.length + assert_equal [], scope.to_a + end + + test "a scope can remove the condition from the default scope" do + scope = DeveloperCalledJamis.david2 + assert_equal 1, scope.where_values.length + assert_equal Developer.where(name: "David").map(&:id), scope.map(&:id) end end diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index 72c9787b84..f0ad9ebb8a 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -266,6 +266,65 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal 'lifo', topic.author_name end + def test_reserved_scope_names + klass = Class.new(ActiveRecord::Base) do + self.table_name = "topics" + + scope :approved, -> { where(approved: true) } + + class << self + public + def pub; end + + private + def pri; end + + protected + def pro; end + end + end + + subklass = Class.new(klass) + + conflicts = [ + :create, # public class method on AR::Base + :relation, # private class method on AR::Base + :new, # redefined class method on AR::Base + :all, # a default scope + ] + + non_conflicts = [ + :find_by_title, # dynamic finder method + :approved, # existing scope + :pub, # existing public class method + :pri, # existing private class method + :pro, # existing protected class method + :open, # a ::Kernel method + ] + + conflicts.each do |name| + assert_raises(ArgumentError, "scope `#{name}` should not be allowed") do + klass.class_eval { scope name, ->{ where(approved: true) } } + end + + assert_raises(ArgumentError, "scope `#{name}` should not be allowed") do + subklass.class_eval { scope name, ->{ where(approved: true) } } + end + end + + non_conflicts.each do |name| + assert_nothing_raised do + silence_warnings do + klass.class_eval { scope name, ->{ where(approved: true) } } + end + end + + assert_nothing_raised do + subklass.class_eval { scope name, ->{ where(approved: true) } } + end + end + end + # Method delegation for scope names which look like /\A[a-zA-Z_]\w*[!?]?\z/ # has been done by evaluating a string with a plain def statement. For scope # names which contain spaces this approach doesn't work. @@ -344,13 +403,13 @@ class NamedScopingTest < ActiveRecord::TestCase end def test_scopes_batch_finders - assert_equal 3, Topic.approved.count + assert_equal 4, Topic.approved.count - assert_queries(4) do + assert_queries(5) do Topic.approved.find_each(:batch_size => 1) {|t| assert t.approved? } end - assert_queries(2) do + assert_queries(3) do Topic.approved.find_in_batches(:batch_size => 2) do |group| group.each {|t| assert t.approved? } end @@ -366,7 +425,7 @@ class NamedScopingTest < ActiveRecord::TestCase def test_scopes_on_relations # Topic.replied approved_topics = Topic.all.approved.order('id DESC') - assert_equal topics(:fourth), approved_topics.first + assert_equal topics(:fifth), approved_topics.first replied_approved_topics = approved_topics.replied assert_equal topics(:third), replied_approved_topics.first |