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require "cases/helper"
require 'models/author'
require 'models/price_estimate'
require 'models/treasure'
require 'models/post'
require 'models/comment'
require 'models/edge'
require 'models/topic'
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_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_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_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_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
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