diff options
Diffstat (limited to 'activerecord/test/cases/relations_test.rb')
| -rw-r--r-- | activerecord/test/cases/relations_test.rb | 58 |
1 files changed, 43 insertions, 15 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index 88df997a2f..0210ae6487 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -7,6 +7,7 @@ require 'models/comment' require 'models/author' require 'models/entrant' require 'models/developer' +require 'models/computer' require 'models/reply' require 'models/company' require 'models/bird' @@ -21,6 +22,11 @@ class RelationTest < ActiveRecord::TestCase fixtures :authors, :topics, :entrants, :developers, :companies, :developers_projects, :accounts, :categories, :categorizations, :posts, :comments, :tags, :taggings, :cars, :minivans + class TopicWithCallbacks < ActiveRecord::Base + self.table_name = :topics + before_update { |topic| topic.author_name = 'David' if topic.author_name.blank? } + end + def test_do_not_double_quote_string_id van = Minivan.last assert van @@ -248,7 +254,7 @@ class RelationTest < ActiveRecord::TestCase def test_finding_with_reorder topics = Topic.order('author_name').order('title').reorder('id').to_a - topics_titles = topics.map{ |t| t.title } + topics_titles = topics.map(&:title) assert_equal ['The First Topic', 'The Second Topic of the day', 'The Third Topic of the day', 'The Fourth Topic of the day', 'The Fifth Topic of the day'], topics_titles end @@ -311,26 +317,26 @@ class RelationTest < ActiveRecord::TestCase end def test_none - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal [], Developer.none assert_equal [], Developer.all.none end end def test_none_chainable - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal [], Developer.none.where(:name => 'David') end end def test_none_chainable_to_existing_scope_extension_method - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal 1, Topic.anonymous_extension.none.one end end def test_none_chained_to_methods_firing_queries_straight_to_db - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal [], Developer.none.pluck(:id, :name) assert_equal 0, Developer.none.delete_all assert_equal 0, Developer.none.update_all(:name => 'David') @@ -340,7 +346,7 @@ class RelationTest < ActiveRecord::TestCase end def test_null_relation_content_size_methods - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal 0, Developer.none.size assert_equal 0, Developer.none.count assert_equal true, Developer.none.empty? @@ -350,7 +356,7 @@ class RelationTest < ActiveRecord::TestCase end def test_null_relation_calculations_methods - assert_no_queries do + assert_no_queries(ignore_none: false) do assert_equal 0, Developer.none.count assert_equal 0, Developer.none.calculate(:count, nil, {}) assert_equal nil, Developer.none.calculate(:average, 'salary') @@ -420,6 +426,11 @@ class RelationTest < ActiveRecord::TestCase assert_equal nil, ac.engines.maximum(:id) end + def test_null_relation_in_where_condition + assert_operator Comment.count, :>, 0 # precondition, make sure there are comments. + assert_equal 0, Comment.where(post_id: Post.none).to_a.size + end + def test_joins_with_nil_argument assert_nothing_raised { DependentFirm.joins(nil).first } end @@ -435,7 +446,7 @@ class RelationTest < ActiveRecord::TestCase where('project_id=1').to_a assert_equal 3, developers_on_project_one.length - developer_names = developers_on_project_one.map { |d| d.name } + developer_names = developers_on_project_one.map(&:name) assert developer_names.include?('David') assert developer_names.include?('Jamis') end @@ -646,8 +657,8 @@ class RelationTest < ActiveRecord::TestCase expected_taggings = taggings(:welcome_general, :thinking_general) assert_no_queries do - assert_equal expected_taggings, author.taggings.distinct.sort_by { |t| t.id } - assert_equal expected_taggings, author.taggings.uniq.sort_by { |t| t.id } + assert_equal expected_taggings, author.taggings.distinct.sort_by(&:id) + assert_equal expected_taggings, author.taggings.uniq.sort_by(&:id) end authors = Author.all @@ -706,7 +717,9 @@ class RelationTest < ActiveRecord::TestCase def test_find_by_classname Author.create!(:name => Mary.name) - assert_equal 1, Author.where(:name => Mary).size + assert_deprecated do + assert_equal 1, Author.where(:name => Mary).size + end end def test_find_by_id_with_list_of_ar @@ -1421,6 +1434,19 @@ class RelationTest < ActiveRecord::TestCase assert_equal posts(:welcome), comments(:greetings).post end + def test_update_on_relation + topic1 = TopicWithCallbacks.create! title: 'arel', author_name: nil + topic2 = TopicWithCallbacks.create! title: 'activerecord', author_name: nil + topics = TopicWithCallbacks.where(id: [topic1.id, topic2.id]) + topics.update(title: 'adequaterecord') + + assert_equal 'adequaterecord', topic1.reload.title + assert_equal 'adequaterecord', topic2.reload.title + # Testing that the before_update callbacks have run + assert_equal 'David', topic1.reload.author_name + assert_equal 'David', topic2.reload.author_name + end + def test_distinct tag1 = Tag.create(:name => 'Foo') tag2 = Tag.create(:name => 'Foo') @@ -1570,7 +1596,7 @@ class RelationTest < ActiveRecord::TestCase end test "find_by doesn't have implicit ordering" do - assert_sql(/^((?!ORDER).)*$/) { Post.find_by(author_id: 2) } + assert_sql(/^((?!ORDER).)*$/) { Post.all.find_by(author_id: 2) } end test "find_by! with hash conditions returns the first matching record" do @@ -1586,7 +1612,7 @@ class RelationTest < ActiveRecord::TestCase end test "find_by! doesn't have implicit ordering" do - assert_sql(/^((?!ORDER).)*$/) { Post.find_by!(author_id: 2) } + assert_sql(/^((?!ORDER).)*$/) { Post.all.find_by!(author_id: 2) } end test "find_by! raises RecordNotFound if the record is missing" do @@ -1655,7 +1681,9 @@ class RelationTest < ActiveRecord::TestCase test 'using a custom table affects the wheres' do table_alias = Post.arel_table.alias('omg_posts') - relation = ActiveRecord::Relation.new Post, table_alias + table_metadata = ActiveRecord::TableMetadata.new(Post, table_alias) + predicate_builder = ActiveRecord::PredicateBuilder.new(table_metadata) + relation = ActiveRecord::Relation.new(Post, table_alias, predicate_builder) relation.where!(:foo => "bar") node = relation.arel.constraints.first.grep(Arel::Attributes::Attribute).first @@ -1697,7 +1725,7 @@ class RelationTest < ActiveRecord::TestCase end def test_unscope_removes_binds - left = Post.where(id: Arel::Nodes::BindParam.new('?')) + left = Post.where(id: Arel::Nodes::BindParam.new) column = Post.columns_hash['id'] left.bind_values += [[column, 20]] |