diff options
Diffstat (limited to 'activerecord/test/cases/relations_test.rb')
| -rw-r--r-- | activerecord/test/cases/relations_test.rb | 110 |
1 files changed, 86 insertions, 24 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index 688fc70484..54537f11a8 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -27,6 +27,12 @@ class RelationTest < ActiveRecord::TestCase assert_equal van.id, Minivan.where(:minivan_id => van).to_a.first.minivan_id end + def test_do_not_double_quote_string_id_with_array + van = Minivan.last + assert van + assert_equal van, Minivan.where(:minivan_id => [van]).to_a.first + end + def test_bind_values relation = Post.scoped assert_equal [], relation.bind_values @@ -36,7 +42,7 @@ class RelationTest < ActiveRecord::TestCase assert_equal [], relation.bind_values end - def test_two_named_scopes_with_includes_should_not_drop_any_include + def test_two_scopes_with_includes_should_not_drop_any_include car = Car.incl_engines.incl_tyres.first assert_no_queries { car.tyres.length } assert_no_queries { car.engines.length } @@ -184,6 +190,10 @@ class RelationTest < ActiveRecord::TestCase assert_equal [2, 4, 6, 8, 10], even_ids.sort end + def test_joins_with_nil_argument + assert_nothing_raised { DependentFirm.joins(nil).first } + end + def test_finding_with_hash_conditions_on_joined_table firms = DependentFirm.joins(:account).where({:name => 'RailsCore', :accounts => { :credit_limit => 55..60 }}).to_a assert_equal 1, firms.size @@ -248,7 +258,7 @@ class RelationTest < ActiveRecord::TestCase end end - def test_respond_to_class_methods_and_named_scopes + def test_respond_to_class_methods_and_scopes assert DeveloperOrderedBySalary.scoped.respond_to?(:all_ordered_by_name) assert Topic.scoped.respond_to?(:by_lifo) end @@ -275,8 +285,8 @@ class RelationTest < ActiveRecord::TestCase assert posts.first.comments.first end - assert_queries(2) do - posts = Post.preload(:comments).order('posts.id').to_a + assert_queries(ActiveRecord::IdentityMap.enabled? ? 1 : 2) do + posts = Post.preload(:comments).to_a assert posts.first.comments.first end @@ -285,13 +295,13 @@ class RelationTest < ActiveRecord::TestCase assert posts.first.author end - assert_queries(2) do - posts = Post.preload(:author).order('posts.id').to_a + assert_queries(ActiveRecord::IdentityMap.enabled? ? 1 : 2) do + posts = Post.preload(:author).to_a assert posts.first.author end - assert_queries(3) do - posts = Post.preload(:author, :comments).order('posts.id').to_a + assert_queries(ActiveRecord::IdentityMap.enabled? ? 1 : 3) do + posts = Post.preload(:author, :comments).to_a assert posts.first.author assert posts.first.comments.first end @@ -303,8 +313,8 @@ class RelationTest < ActiveRecord::TestCase assert posts.first.comments.first end - assert_queries(2) do - posts = Post.scoped.includes(:comments).order('posts.id') + assert_queries(ActiveRecord::IdentityMap.enabled? ? 1 : 2) do + posts = Post.scoped.includes(:comments) assert posts.first.comments.first end @@ -313,8 +323,8 @@ class RelationTest < ActiveRecord::TestCase assert posts.first.author end - assert_queries(3) do - posts = Post.includes(:author, :comments).order('posts.id').to_a + assert_queries(ActiveRecord::IdentityMap.enabled? ? 1 : 3) do + posts = Post.includes(:author, :comments).to_a assert posts.first.author assert posts.first.comments.first end @@ -464,10 +474,17 @@ class RelationTest < ActiveRecord::TestCase relation = relation.where(:name => david.name) relation = relation.where(:name => 'Santiago') relation = relation.where(:id => david.id) - assert_equal [david], relation.all + assert_equal [], relation.all + end + + def test_multi_where_ands_queries + relation = Author.unscoped + david = authors(:david) + sql = relation.where(:name => david.name).where(:name => 'Santiago').to_sql + assert_match('AND', sql) end - def test_find_all_with_multiple_ors + def test_find_all_with_multiple_should_use_and david = authors(:david) relation = [ { :name => david.name }, @@ -476,7 +493,34 @@ class RelationTest < ActiveRecord::TestCase ].inject(Author.unscoped) do |memo, param| memo.where(param) end - assert_equal [david], relation.all + assert_equal [], relation.all + end + + def test_find_all_using_where_with_relation + david = authors(:david) + # switching the lines below would succeed in current rails + # assert_queries(2) { + assert_queries(1) { + relation = Author.where(:id => Author.where(:id => david.id)) + assert_equal [david], relation.all + } + end + + def test_find_all_using_where_with_relation_with_joins + david = authors(:david) + assert_queries(1) { + relation = Author.where(:id => Author.joins(:posts).where(:id => david.id)) + assert_equal [david], relation.all + } + end + + + def test_find_all_using_where_with_relation_with_select_to_build_subquery + david = authors(:david) + assert_queries(1) { + relation = Author.where(:name => Author.where(:id => david.id).select(:name)) + assert_equal [david], relation.all + } end def test_exists @@ -535,17 +579,17 @@ class RelationTest < ActiveRecord::TestCase end def test_relation_merging - devs = Developer.where("salary >= 80000") & Developer.limit(2) & Developer.order('id ASC').where("id < 3") + devs = Developer.where("salary >= 80000").merge(Developer.limit(2)).merge(Developer.order('id ASC').where("id < 3")) assert_equal [developers(:david), developers(:jamis)], devs.to_a - dev_with_count = Developer.limit(1) & Developer.order('id DESC') & Developer.select('developers.*') + dev_with_count = Developer.limit(1).merge(Developer.order('id DESC')).merge(Developer.select('developers.*')) assert_equal [developers(:poor_jamis)], dev_with_count.to_a end def test_relation_merging_with_eager_load relations = [] - relations << (Post.order('comments.id DESC') & Post.eager_load(:last_comment) & Post.scoped) - relations << (Post.eager_load(:last_comment) & Post.order('comments.id DESC') & Post.scoped) + relations << Post.order('comments.id DESC').merge(Post.eager_load(:last_comment)).merge(Post.scoped) + relations << Post.eager_load(:last_comment).merge(Post.order('comments.id DESC')).merge(Post.scoped) relations.each do |posts| post = posts.find { |p| p.id == 1 } @@ -554,18 +598,20 @@ class RelationTest < ActiveRecord::TestCase end def test_relation_merging_with_locks - devs = Developer.lock.where("salary >= 80000").order("id DESC") & Developer.limit(2) + devs = Developer.lock.where("salary >= 80000").order("id DESC").merge(Developer.limit(2)) assert_present devs.locked end def test_relation_merging_with_preload - [Post.scoped & Post.preload(:author), Post.preload(:author) & Post.scoped].each do |posts| - assert_queries(2) { assert posts.first.author } + ActiveRecord::IdentityMap.without do + [Post.scoped.merge(Post.preload(:author)), Post.preload(:author).merge(Post.scoped)].each do |posts| + assert_queries(2) { assert posts.first.author } + end end end def test_relation_merging_with_joins - comments = Comment.joins(:post).where(:body => 'Thank you for the welcome') & Post.where(:body => 'Such a lovely day') + comments = Comment.joins(:post).where(:body => 'Thank you for the welcome').merge(Post.where(:body => 'Such a lovely day')) assert_equal 1, comments.count end @@ -630,6 +676,14 @@ class RelationTest < ActiveRecord::TestCase def test_any posts = Post.scoped + # This test was failing when run on its own (as opposed to running the entire suite). + # The second line in the assert_queries block was causing visit_Arel_Attributes_Attribute + # in Arel::Visitors::ToSql to trigger a SHOW TABLES query. Running that line here causes + # the SHOW TABLES result to be cached so we don't have to do it again in the block. + # + # This is obviously a rubbish fix but it's the best I can come up with for now... + posts.where(:id => nil).any? + assert_queries(3) do assert posts.any? # Uses COUNT() assert ! posts.where(:id => nil).any? @@ -754,7 +808,7 @@ class RelationTest < ActiveRecord::TestCase assert_equal 'zyke', FastCar.order('name desc').find(:first, :order => 'id').name end - def test_default_scope_order_with_named_scope_order + def test_default_scope_order_with_scope_order assert_equal 'zyke', CoolCar.order_using_new_style.limit(1).first.name assert_equal 'zyke', CoolCar.order_using_old_style.limit(1).first.name assert_equal 'zyke', FastCar.order_using_new_style.limit(1).first.name @@ -788,4 +842,12 @@ class RelationTest < ActiveRecord::TestCase assert_equal [rails_author], [rails_author] & relation assert_equal [rails_author], relation & [rails_author] end + + def test_removing_limit_with_options + assert_not_equal 1, Post.limit(1).all(:limit => nil).count + end + + def test_primary_key + assert_equal "id", Post.scoped.primary_key + end end |