require "cases/helper" require "models/author" require "models/binary" require "models/cake_designer" require "models/car" require "models/chef" require "models/post" require "models/comment" require "models/edge" require "models/essay" require "models/price_estimate" require "models/topic" require "models/treasure" require "models/vertex" module ActiveRecord class WhereTest < ActiveRecord::TestCase fixtures :posts, :edges, :authors, :author_addresses, :binaries, :essays, :cars, :treasures, :price_estimates def test_where_copies_bind_params author = authors(:david) posts = author.posts.where("posts.id != 1") joined = Post.where(id: posts) assert_operator joined.length, :>, 0 joined.each { |post| assert_equal author, post.author assert_not_equal 1, post.id } end def test_where_copies_bind_params_in_the_right_order author = authors(:david) posts = author.posts.where.not(id: 1) joined = Post.where(id: posts, title: posts.first.title) assert_equal joined, [posts.first] end def test_where_copies_arel_bind_params chef = Chef.create! CakeDesigner.create!(chef: chef) cake_designers = CakeDesigner.joins(:chef).where(chefs: { id: chef.id }) chefs = Chef.where(employable: cake_designers) assert_equal [chef], chefs.to_a end def test_rewhere_on_root assert_equal posts(:welcome), Post.rewhere(title: "Welcome to the weblog").first end def test_belongs_to_shallow_where author = Author.new author.id = 1 assert_equal Post.where(author_id: 1).to_sql, Post.where(author: author).to_sql end def test_belongs_to_nil_where assert_equal Post.where(author_id: nil).to_sql, Post.where(author: nil).to_sql end def test_belongs_to_array_value_where assert_equal Post.where(author_id: [1, 2]).to_sql, Post.where(author: [1, 2]).to_sql end def test_belongs_to_nested_relation_where expected = Post.where(author_id: Author.where(id: [1, 2])).to_sql actual = Post.where(author: Author.where(id: [1, 2])).to_sql assert_equal expected, actual end def test_belongs_to_nested_where parent = Comment.new parent.id = 1 expected = Post.where(comments: { parent_id: 1 }).joins(:comments) actual = Post.where(comments: { parent: parent }).joins(:comments) assert_equal expected.to_sql, actual.to_sql end def test_belongs_to_nested_where_with_relation author = authors(:david) expected = Author.where(id: author).joins(:posts) actual = Author.where(posts: { author_id: Author.where(id: author.id) }).joins(:posts) assert_equal expected.to_a, actual.to_a end def test_polymorphic_shallow_where treasure = Treasure.new treasure.id = 1 expected = PriceEstimate.where(estimate_of_type: "Treasure", estimate_of_id: 1) actual = PriceEstimate.where(estimate_of: treasure) assert_equal expected.to_sql, actual.to_sql end def test_polymorphic_nested_array_where treasure = Treasure.new treasure.id = 1 hidden = HiddenTreasure.new hidden.id = 2 expected = PriceEstimate.where(estimate_of_type: "Treasure", estimate_of_id: [treasure, hidden]) actual = PriceEstimate.where(estimate_of: [treasure, hidden]) assert_equal expected.to_sql, actual.to_sql end def test_polymorphic_array_where_multiple_types treasure_1 = treasures(:diamond) treasure_2 = treasures(:sapphire) car = cars(:honda) expected = [price_estimates(:diamond), price_estimates(:sapphire_1), price_estimates(:sapphire_2), price_estimates(:honda)].sort actual = PriceEstimate.where(estimate_of: [treasure_1, treasure_2, car]).to_a.sort assert_equal expected, actual end def test_polymorphic_nested_relation_where expected = PriceEstimate.where(estimate_of_type: "Treasure", estimate_of_id: Treasure.where(id: [1, 2])) actual = PriceEstimate.where(estimate_of: Treasure.where(id: [1, 2])) assert_equal expected.to_sql, actual.to_sql end def test_polymorphic_sti_shallow_where treasure = HiddenTreasure.new treasure.id = 1 expected = PriceEstimate.where(estimate_of_type: "Treasure", estimate_of_id: 1) actual = PriceEstimate.where(estimate_of: treasure) assert_equal expected.to_sql, actual.to_sql end def test_polymorphic_nested_where thing = Post.new thing.id = 1 expected = Treasure.where(price_estimates: { thing_type: "Post", thing_id: 1 }).joins(:price_estimates) actual = Treasure.where(price_estimates: { thing: thing }).joins(:price_estimates) assert_equal expected.to_sql, actual.to_sql end def test_polymorphic_sti_nested_where treasure = HiddenTreasure.new treasure.id = 1 expected = Treasure.where(price_estimates: { estimate_of_type: "Treasure", estimate_of_id: 1 }).joins(:price_estimates) actual = Treasure.where(price_estimates: { estimate_of: treasure }).joins(:price_estimates) assert_equal expected.to_sql, actual.to_sql end def test_decorated_polymorphic_where treasure_decorator = Struct.new(:model) do def self.method_missing(method, *args, &block) Treasure.send(method, *args, &block) end def is_a?(klass) model.is_a?(klass) end def method_missing(method, *args, &block) model.send(method, *args, &block) end end treasure = Treasure.new treasure.id = 1 decorated_treasure = treasure_decorator.new(treasure) expected = PriceEstimate.where(estimate_of_type: "Treasure", estimate_of_id: 1) actual = PriceEstimate.where(estimate_of: decorated_treasure) assert_equal expected.to_sql, actual.to_sql end def test_aliased_attribute expected = Topic.where(heading: "The First Topic") actual = Topic.where(title: "The First Topic") assert_equal expected.to_sql, actual.to_sql end def test_where_error assert_nothing_raised do Post.where(id: { "posts.author_id" => 10 }).first end end def test_where_with_table_name post = Post.first assert_equal post, Post.where(posts: { "id" => post.id }).first end def test_where_with_table_name_and_empty_hash assert_equal 0, Post.where(posts: {}).count end def test_where_with_table_name_and_empty_array assert_equal 0, Post.where(id: []).count end def test_where_with_empty_hash_and_no_foreign_key assert_equal 0, Edge.where(sink: {}).count end def test_where_with_blank_conditions [[], {}, nil, ""].each do |blank| assert_equal 4, Edge.where(blank).order("sink_id").to_a.size end end def test_where_with_integer_for_string_column count = Post.where(title: 0).count assert_equal 0, count end def test_where_with_float_for_string_column count = Post.where(title: 0.0).count assert_equal 0, count end def test_where_with_boolean_for_string_column count = Post.where(title: false).count assert_equal 0, count end def test_where_with_decimal_for_string_column count = Post.where(title: BigDecimal.new(0)).count assert_equal 0, count end def test_where_with_duration_for_string_column count = Post.where(title: 0.seconds).count assert_equal 0, count end def test_where_with_integer_for_binary_column count = Binary.where(data: 0).count assert_equal 0, count end def test_where_on_association_with_custom_primary_key author = authors(:david) essay = Essay.where(writer: author).first assert_equal essays(:david_modest_proposal), essay end def test_where_on_association_with_custom_primary_key_with_relation author = authors(:david) essay = Essay.where(writer: Author.where(id: author.id)).first assert_equal essays(:david_modest_proposal), essay end def test_where_on_association_with_relation_performs_subselect_not_two_queries author = authors(:david) assert_queries(1) do Essay.where(writer: Author.where(id: author.id)).to_a end end def test_where_on_association_with_custom_primary_key_with_array_of_base author = authors(:david) essay = Essay.where(writer: [author]).first assert_equal essays(:david_modest_proposal), essay end def test_where_on_association_with_custom_primary_key_with_array_of_ids essay = Essay.where(writer: ["David"]).first assert_equal essays(:david_modest_proposal), essay end def test_where_on_association_with_select_relation essay = Essay.where(author: Author.where(name: "David").select(:name)).take assert_equal essays(:david_modest_proposal), essay end def test_where_with_strong_parameters protected_params = Class.new do attr_reader :permitted alias :permitted? :permitted def initialize(parameters) @parameters = parameters @permitted = false end def to_h @parameters end def permit! @permitted = true self end end author = authors(:david) params = protected_params.new(name: author.name) assert_raises(ActiveModel::ForbiddenAttributesError) { Author.where(params) } assert_equal author, Author.where(params.permit!).first end def test_where_with_unsupported_arguments assert_raises(ArgumentError) { Author.where(42) } end end end