require 'cases/helper' require 'models/post' require 'models/comment' require 'models/developer' require 'models/computer' class DefaultScopingTest < ActiveRecord::TestCase fixtures :developers, :posts, :comments def test_default_scope expected = Developer.all.merge!(:order => 'salary DESC').to_a.collect(&:salary) received = DeveloperOrderedBySalary.all.collect(&:salary) assert_equal expected, received end def test_default_scope_as_class_method assert_equal [developers(:david).becomes(ClassMethodDeveloperCalledDavid)], ClassMethodDeveloperCalledDavid.all end def test_default_scope_as_class_method_referencing_scope assert_equal [developers(:david).becomes(ClassMethodReferencingScopeDeveloperCalledDavid)], ClassMethodReferencingScopeDeveloperCalledDavid.all end def test_default_scope_as_block_referencing_scope assert_equal [developers(:david).becomes(LazyBlockReferencingScopeDeveloperCalledDavid)], LazyBlockReferencingScopeDeveloperCalledDavid.all end def test_default_scope_with_lambda assert_equal [developers(:david).becomes(LazyLambdaDeveloperCalledDavid)], LazyLambdaDeveloperCalledDavid.all end def test_default_scope_with_block assert_equal [developers(:david).becomes(LazyBlockDeveloperCalledDavid)], LazyBlockDeveloperCalledDavid.all end def test_default_scope_with_callable assert_equal [developers(:david).becomes(CallableDeveloperCalledDavid)], CallableDeveloperCalledDavid.all end def test_default_scope_is_unscoped_on_find assert_equal 1, DeveloperCalledDavid.count assert_equal 11, DeveloperCalledDavid.unscoped.count end def test_default_scope_is_unscoped_on_create assert_nil DeveloperCalledJamis.unscoped.create!.name end def test_default_scope_with_conditions_string assert_equal Developer.where(name: 'David').map(&:id).sort, DeveloperCalledDavid.all.map(&:id).sort assert_equal nil, DeveloperCalledDavid.create!.name end def test_default_scope_with_conditions_hash assert_equal Developer.where(name: 'Jamis').map(&:id).sort, DeveloperCalledJamis.all.map(&:id).sort assert_equal 'Jamis', DeveloperCalledJamis.create!.name end 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 def test_default_scope_with_inheritance wheres = InheritedPoorDeveloperCalledJamis.all.where_values_hash assert_equal "Jamis", wheres['name'] assert_equal 50000, wheres['salary'] end def test_default_scope_with_module_includes wheres = ModuleIncludedPoorDeveloperCalledJamis.all.where_values_hash assert_equal "Jamis", wheres['name'] assert_equal 50000, wheres['salary'] end def test_default_scope_with_multiple_calls wheres = MultiplePoorDeveloperCalledJamis.all.where_values_hash assert_equal "Jamis", wheres['name'] assert_equal 50000, wheres['salary'] end def test_scope_overwrites_default expected = Developer.all.merge!(order: 'salary DESC, name DESC').to_a.collect(&:name) received = DeveloperOrderedBySalary.by_name.to_a.collect(&:name) assert_equal expected, received end def test_reorder_overrides_default_scope_order expected = Developer.order('name DESC').collect(&:name) received = DeveloperOrderedBySalary.reorder('name DESC').collect(&:name) assert_equal expected, received end def test_order_after_reorder_combines_orders expected = Developer.order('name DESC, id DESC').collect { |dev| [dev.name, dev.id] } received = Developer.order('name ASC').reorder('name DESC').order('id DESC').collect { |dev| [dev.name, dev.id] } assert_equal expected, received end def test_unscope_overrides_default_scope expected = Developer.all.collect { |dev| [dev.name, dev.id] } received = DeveloperCalledJamis.unscope(:where).collect { |dev| [dev.name, dev.id] } assert_equal expected, received end def test_unscope_after_reordering_and_combining expected = Developer.order('id DESC, name DESC').collect { |dev| [dev.name, dev.id] } received = DeveloperOrderedBySalary.reorder('name DESC').unscope(:order).order('id DESC, name DESC').collect { |dev| [dev.name, dev.id] } assert_equal expected, received expected_2 = Developer.all.collect { |dev| [dev.name, dev.id] } received_2 = Developer.order('id DESC, name DESC').unscope(:order).collect { |dev| [dev.name, dev.id] } assert_equal expected_2, received_2 expected_3 = Developer.all.collect { |dev| [dev.name, dev.id] } received_3 = Developer.reorder('name DESC').unscope(:order).collect { |dev| [dev.name, dev.id] } assert_equal expected_3, received_3 end def test_unscope_with_where_attributes expected = Developer.order('salary DESC').collect(&:name) received = DeveloperOrderedBySalary.where(name: 'David').unscope(where: :name).collect(&:name) assert_equal expected, received expected_2 = Developer.order('salary DESC').collect(&:name) received_2 = DeveloperOrderedBySalary.select("id").where("name" => "Jamis").unscope({:where => :name}, :select).collect(&:name) assert_equal expected_2, received_2 expected_3 = Developer.order('salary DESC').collect(&:name) received_3 = DeveloperOrderedBySalary.select("id").where("name" => "Jamis").unscope(:select, :where).collect(&:name) assert_equal expected_3, received_3 expected_4 = Developer.order('salary DESC').collect(&:name) received_4 = DeveloperOrderedBySalary.where.not("name" => "Jamis").unscope(where: :name).collect(&:name) assert_equal expected_4, received_4 expected_5 = Developer.order('salary DESC').collect(&:name) received_5 = DeveloperOrderedBySalary.where.not("name" => ["Jamis", "David"]).unscope(where: :name).collect(&:name) assert_equal expected_5, received_5 end def test_unscope_multiple_where_clauses expected = Developer.order('salary DESC').collect(&:name) received = DeveloperOrderedBySalary.where(name: 'Jamis').where(id: 1).unscope(where: [:name, :id]).collect(&:name) 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(&:name) dev_ordered_relation = DeveloperOrderedBySalary.where(name: 'Jamis').where("created_at > ?", 1.year.ago) received = dev_ordered_relation.unscope(where: [:name]).collect(&:name) assert_equal expected, received end def test_unscope_with_grouping_attributes expected = Developer.order('salary DESC').collect(&:name) received = DeveloperOrderedBySalary.group(:name).unscope(:group).collect(&:name) assert_equal expected, received expected_2 = Developer.order('salary DESC').collect(&:name) received_2 = DeveloperOrderedBySalary.group("name").unscope(:group).collect(&:name) assert_equal expected_2, received_2 end def test_unscope_with_limit_in_query expected = Developer.order('salary DESC').collect(&:name) received = DeveloperOrderedBySalary.limit(1).unscope(:limit).collect(&:name) assert_equal expected, received end def test_order_to_unscope_reordering scope = DeveloperOrderedBySalary.order('salary DESC, name ASC').reverse_order.unscope(:order) assert !(scope.to_sql =~ /order/i) end def test_unscope_reverse_order expected = Developer.all.collect(&:name) received = Developer.order('salary DESC').reverse_order.unscope(:order).collect(&:name) assert_equal expected, received end def test_unscope_select expected = Developer.order('salary ASC').collect(&:name) received = Developer.order('salary DESC').reverse_order.select(:name).unscope(:select).collect(&:name) assert_equal expected, received expected_2 = Developer.all.collect(&:id) received_2 = Developer.select(:name).unscope(:select).collect(&:id) assert_equal expected_2, received_2 end def test_unscope_offset expected = Developer.all.collect(&:name) received = Developer.offset(5).unscope(:offset).collect(&:name) assert_equal expected, received end def test_unscope_joins_and_select_on_developers_projects expected = Developer.all.collect(&:name) received = Developer.joins('JOIN developers_projects ON id = developer_id').select(:id).unscope(:joins, :select).collect(&:name) assert_equal expected, received end def test_unscope_includes expected = Developer.all.collect(&:name) received = Developer.includes(:projects).select(:id).unscope(:includes, :select).collect(&:name) assert_equal expected, received end def test_unscope_having expected = DeveloperOrderedBySalary.all.collect(&:name) received = DeveloperOrderedBySalary.having("name IN ('Jamis', 'David')").unscope(:having).collect(&:name) assert_equal expected, received end def test_unscope_and_scope developer_klass = Class.new(Developer) do scope :by_name, -> name { unscope(where: :name).where(name: name) } end expected = developer_klass.where(name: 'Jamis').collect { |dev| [dev.name, dev.id] } received = developer_klass.where(name: 'David').by_name('Jamis').collect { |dev| [dev.name, dev.id] } assert_equal expected, received end def test_unscope_errors_with_invalid_value assert_raises(ArgumentError) do Developer.includes(:projects).where(name: "Jamis").unscope(:stupidly_incorrect_value) end assert_raises(ArgumentError) do Developer.all.unscope(:includes, :select, :some_broken_value) end assert_raises(ArgumentError) do Developer.order('name DESC').reverse_order.unscope(:reverse_order) end assert_raises(ArgumentError) do Developer.order('name DESC').where(name: "Jamis").unscope() end end def test_unscope_errors_with_non_where_hash_keys assert_raises(ArgumentError) do Developer.where(name: "Jamis").limit(4).unscope(limit: 4) end assert_raises(ArgumentError) do Developer.where(name: "Jamis").unscope("where" => :name) end end def test_unscope_errors_with_non_symbol_or_hash_arguments assert_raises(ArgumentError) do Developer.where(name: "Jamis").limit(3).unscope("limit") end assert_raises(ArgumentError) do Developer.select("id").unscope("select") end assert_raises(ArgumentError) do Developer.select("id").unscope(5) 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(&:salary) received = DeveloperOrderedBySalary.all.merge!(order: 'salary').to_a.collect(&:salary) assert_equal expected, received end def test_create_attribute_overwrites_default_scoping assert_equal 'David', PoorDeveloperCalledJamis.create!(:name => 'David').name assert_equal 200000, PoorDeveloperCalledJamis.create!(:name => 'David', :salary => 200000).salary end def test_create_attribute_overwrites_default_values assert_equal nil, PoorDeveloperCalledJamis.create!(:salary => nil).salary assert_equal 50000, PoorDeveloperCalledJamis.create!(:name => 'David').salary end def test_default_scope_attribute jamis = PoorDeveloperCalledJamis.new(:name => 'David') assert_equal 50000, jamis.salary end def test_where_attribute aaron = PoorDeveloperCalledJamis.where(:salary => 20).new(:name => 'Aaron') assert_equal 20, aaron.salary assert_equal 'Aaron', aaron.name end def test_where_attribute_merge aaron = PoorDeveloperCalledJamis.where(:name => 'foo').new(:name => 'Aaron') assert_equal 'Aaron', aaron.name end def test_scope_composed_by_limit_and_then_offset_is_equal_to_scope_composed_by_offset_and_then_limit posts_limit_offset = Post.limit(3).offset(2) posts_offset_limit = Post.offset(2).limit(3) assert_equal posts_limit_offset, posts_offset_limit end def test_create_with_merge aaron = PoorDeveloperCalledJamis.create_with(:name => 'foo', :salary => 20).merge( PoorDeveloperCalledJamis.create_with(:name => 'Aaron')).new assert_equal 20, aaron.salary assert_equal 'Aaron', aaron.name aaron = PoorDeveloperCalledJamis.create_with(:name => 'foo', :salary => 20). create_with(:name => 'Aaron').new assert_equal 20, aaron.salary assert_equal 'Aaron', aaron.name end def test_create_with_reset jamis = PoorDeveloperCalledJamis.create_with(:name => 'Aaron').create_with(nil).new assert_equal 'Jamis', jamis.name end # FIXME: I don't know if this is *desired* behavior, but it is *today's* # behavior. def test_create_with_empty_hash_will_not_reset jamis = PoorDeveloperCalledJamis.create_with(:name => 'Aaron').create_with({}).new assert_equal 'Aaron', jamis.name end def test_unscoped_with_named_scope_should_not_have_default_scope assert_equal [DeveloperCalledJamis.find(developers(:poor_jamis).id)], DeveloperCalledJamis.poor assert DeveloperCalledJamis.unscoped.poor.include?(developers(:david).becomes(DeveloperCalledJamis)) assert_equal 11, DeveloperCalledJamis.unscoped.length assert_equal 1, DeveloperCalledJamis.poor.length assert_equal 10, DeveloperCalledJamis.unscoped.poor.length assert_equal 10, DeveloperCalledJamis.unscoped { DeveloperCalledJamis.poor }.length end def test_default_scope_select_ignored_by_aggregations assert_equal DeveloperWithSelect.all.to_a.count, DeveloperWithSelect.count end def test_default_scope_select_ignored_by_grouped_aggregations assert_equal Hash[Developer.all.group_by(&:salary).map { |s, d| [s, d.count] }], DeveloperWithSelect.group(:salary).count end def test_default_scope_order_ignored_by_aggregations assert_equal DeveloperOrderedBySalary.all.count, DeveloperOrderedBySalary.count end def test_default_scope_find_last assert DeveloperOrderedBySalary.count > 1, "need more than one row for test" lowest_salary_dev = DeveloperOrderedBySalary.find(developers(:poor_jamis).id) assert_equal lowest_salary_dev, DeveloperOrderedBySalary.last end def test_default_scope_include_with_count d = DeveloperWithIncludes.create! d.audit_logs.create! :message => 'foo' assert_equal 1, DeveloperWithIncludes.where(:audit_logs => { :message => 'foo' }).count end def test_default_scope_with_references_works_through_collection_association post = PostWithCommentWithDefaultScopeReferencesAssociation.create!(title: "Hello World", body: "Here we go.") comment = post.comment_with_default_scope_references_associations.create!(body: "Great post.", developer_id: Developer.first.id) assert_equal comment, post.comment_with_default_scope_references_associations.to_a.first end def test_default_scope_with_references_works_through_association post = PostWithCommentWithDefaultScopeReferencesAssociation.create!(title: "Hello World", body: "Here we go.") comment = post.comment_with_default_scope_references_associations.create!(body: "Great post.", developer_id: Developer.first.id) assert_equal comment, post.first_comment end def test_default_scope_with_references_works_with_find_by post = PostWithCommentWithDefaultScopeReferencesAssociation.create!(title: "Hello World", body: "Here we go.") comment = post.comment_with_default_scope_references_associations.create!(body: "Great post.", developer_id: Developer.first.id) assert_equal comment, CommentWithDefaultScopeReferencesAssociation.find_by(id: comment.id) end 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 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 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