require "cases/helper" require 'models/author' require 'models/price_estimate' require 'models/treasure' require 'models/post' require 'models/comment' require 'models/edge' module ActiveRecord class WhereTest < ActiveRecord::TestCase fixtures :posts, :edges, :authors 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_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_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_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_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_where_error assert_raises(ActiveRecord::StatementInvalid) 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 end end