diff options
Diffstat (limited to 'activerecord/test/cases/scoping')
3 files changed, 194 insertions, 39 deletions
diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 71754cf0a2..0738df1b54 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -1,13 +1,15 @@ require 'cases/helper' require 'models/post' +require 'models/comment' require 'models/developer' +require 'models/computer' class DefaultScopingTest < ActiveRecord::TestCase - fixtures :developers, :posts + fixtures :developers, :posts, :comments def test_default_scope - expected = Developer.all.merge!(:order => 'salary DESC').to_a.collect { |dev| dev.salary } - received = DeveloperOrderedBySalary.all.collect { |dev| dev.salary } + expected = Developer.all.merge!(:order => 'salary DESC').to_a.collect(&:salary) + received = DeveloperOrderedBySalary.all.collect(&:salary) assert_equal expected, received end @@ -84,14 +86,14 @@ class DefaultScopingTest < ActiveRecord::TestCase end def test_scope_overwrites_default - expected = Developer.all.merge!(order: 'salary DESC, name DESC').to_a.collect { |dev| dev.name } - received = DeveloperOrderedBySalary.by_name.to_a.collect { |dev| dev.name } + 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 { |dev| dev.name } - received = DeveloperOrderedBySalary.reorder('name DESC').collect { |dev| dev.name } + expected = Developer.order('name DESC').collect(&:name) + received = DeveloperOrderedBySalary.reorder('name DESC').collect(&:name) assert_equal expected, received end @@ -141,27 +143,45 @@ class DefaultScopingTest < ActiveRecord::TestCase 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 + + expected_6 = Developer.order('salary DESC').collect(&:name) + received_6 = DeveloperOrderedBySalary.where(Developer.arel_table['name'].eq('David')).unscope(where: :name).collect(&:name) + assert_equal expected_6, received_6 + + expected_7 = Developer.order('salary DESC').collect(&:name) + received_7 = DeveloperOrderedBySalary.where(Developer.arel_table[:name].eq('David')).unscope(where: :name).collect(&:name) + assert_equal expected_7, received_7 end def test_unscope_multiple_where_clauses - expected = Developer.order('salary DESC').collect { |dev| dev.name } - received = DeveloperOrderedBySalary.where(name: 'Jamis').where(id: 1).unscope(where: [:name, :id]).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = DeveloperOrderedBySalary.group(:name).unscope(:group).collect { |dev| dev.name } + 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 { |dev| dev.name } - received_2 = DeveloperOrderedBySalary.group("name").unscope(:group).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = DeveloperOrderedBySalary.limit(1).unscope(:limit).collect { |dev| dev.name } + expected = Developer.order('salary DESC').collect(&:name) + received = DeveloperOrderedBySalary.limit(1).unscope(:limit).collect(&:name) assert_equal expected, received end @@ -171,42 +191,42 @@ class DefaultScopingTest < ActiveRecord::TestCase end def test_unscope_reverse_order - expected = Developer.all.collect { |dev| dev.name } - received = Developer.order('salary DESC').reverse_order.unscope(:order).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = Developer.order('salary DESC').reverse_order.select(:name).unscope(:select).collect { |dev| dev.name } + 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 { |dev| dev.id } - received_2 = Developer.select(:name).unscope(:select).collect { |dev| dev.id } + 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 { |dev| dev.name } - received = Developer.offset(5).unscope(:offset).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = Developer.joins('JOIN developers_projects ON id = developer_id').select(:id).unscope(:joins, :select).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = Developer.includes(:projects).select(:id).unscope(:includes, :select).collect { |dev| dev.name } + 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 { |dev| dev.name } - received = DeveloperOrderedBySalary.having("name IN ('Jamis', 'David')").unscope(:having).collect { |dev| dev.name } + expected = DeveloperOrderedBySalary.all.collect(&:name) + received = DeveloperOrderedBySalary.having("name IN ('Jamis', 'David')").unscope(:having).collect(&:name) assert_equal expected, received end @@ -269,8 +289,8 @@ class DefaultScopingTest < ActiveRecord::TestCase 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 } + 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 @@ -368,6 +388,24 @@ class DefaultScopingTest < ActiveRecord::TestCase 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 = [] @@ -385,4 +423,22 @@ class DefaultScopingTest < ActiveRecord::TestCase 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 diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index 72c9787b84..41f3449828 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -5,6 +5,7 @@ require 'models/comment' require 'models/reply' require 'models/author' require 'models/developer' +require 'models/computer' class NamedScopingTest < ActiveRecord::TestCase fixtures :posts, :authors, :topics, :comments, :author_addresses @@ -132,6 +133,13 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal Post.ranked_by_comments.limit_by(5), Post.top(5) end + def test_scopes_body_is_a_callable + e = assert_raises ArgumentError do + Class.new(Post).class_eval { scope :containing_the_letter_z, where("body LIKE '%z%'") } + end + assert_equal "The scope body needs to be callable.", e.message + end + def test_active_records_have_scope_named__all__ assert !Topic.all.empty? @@ -266,6 +274,71 @@ 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 + :public, # some imporant methods on Module and Class + :protected, + :private, + :name, + :parent, + :superclass + ] + + 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 +417,13 @@ 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 +439,7 @@ 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 diff --git a/activerecord/test/cases/scoping/relation_scoping_test.rb b/activerecord/test/cases/scoping/relation_scoping_test.rb index 0018fc06f2..d7bcbf6203 100644 --- a/activerecord/test/cases/scoping/relation_scoping_test.rb +++ b/activerecord/test/cases/scoping/relation_scoping_test.rb @@ -2,6 +2,7 @@ require "cases/helper" require 'models/post' require 'models/author' require 'models/developer' +require 'models/computer' require 'models/project' require 'models/comment' require 'models/category' @@ -11,6 +12,30 @@ require 'models/reference' class RelationScopingTest < ActiveRecord::TestCase fixtures :authors, :developers, :projects, :comments, :posts, :developers_projects + setup do + developers(:david) + end + + def test_unscoped_breaks_caching + author = authors :mary + assert_nil author.first_post + post = FirstPost.unscoped do + author.reload.first_post + end + assert post + end + + def test_scope_breaks_caching_on_collections + author = authors :david + ids = author.reload.special_posts_with_default_scope.map(&:id) + assert_equal [1,5,6], ids.sort + scoped_posts = SpecialPostWithDefaultScope.unscoped do + author = authors :david + author.reload.special_posts_with_default_scope.to_a + end + assert_equal author.posts.map(&:id).sort, scoped_posts.map(&:id).sort + end + def test_reverse_order assert_equal Developer.order("id DESC").to_a.reverse, Developer.order("id DESC").reverse_order end @@ -192,8 +217,9 @@ class NestedRelationScopingTest < ActiveRecord::TestCase Developer.where('salary = 80000').scoping do Developer.limit(10).scoping do devs = Developer.all - assert_match '(salary = 80000)', devs.to_sql - assert_equal 10, devs.taken + sql = devs.to_sql + assert_match '(salary = 80000)', sql + assert_match 'LIMIT 10', sql end end end @@ -259,7 +285,7 @@ class NestedRelationScopingTest < ActiveRecord::TestCase end end -class HasManyScopingTest< ActiveRecord::TestCase +class HasManyScopingTest < ActiveRecord::TestCase fixtures :comments, :posts, :people, :references def setup @@ -305,7 +331,7 @@ class HasManyScopingTest< ActiveRecord::TestCase end end -class HasAndBelongsToManyScopingTest< ActiveRecord::TestCase +class HasAndBelongsToManyScopingTest < ActiveRecord::TestCase fixtures :posts, :categories, :categories_posts def setup |