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require "cases/helper"
require 'models/post'
require 'models/topic'
require 'models/reply'
require 'models/author'
require 'models/entrant'
require 'models/developer'
require 'models/company'
class RealtionTest < ActiveRecord::TestCase
fixtures :authors, :topics, :entrants, :developers, :companies, :developers_projects, :accounts, :categories, :categorizations, :posts
def test_finding_with_conditions
authors = Author.all.where("name = 'David'")
assert_equal Author.find(:all, :conditions => "name = 'David'"), authors.to_a
end
def test_finding_with_order
topics = Topic.all.order('id')
assert_equal 4, topics.size
assert_equal topics(:first).title, topics.first.title
end
def test_finding_with_order_and_take
entrants = Entrant.all.order("id ASC").take(2).to_a
assert_equal(2, entrants.size)
assert_equal(entrants(:first).name, entrants.first.name)
end
def test_finding_with_order_limit_and_offset
entrants = Entrant.all.order("id ASC").take(2).skip(1)
assert_equal(2, entrants.size)
assert_equal(entrants(:second).name, entrants.first.name)
entrants = Entrant.all.order("id ASC").take(2).skip(2)
assert_equal(1, entrants.size)
assert_equal(entrants(:third).name, entrants.first.name)
end
def test_finding_with_group
developers = Developer.all.group("salary").project("salary").to_a
assert_equal 4, developers.size
assert_equal 4, developers.map(&:salary).uniq.size
end
def test_finding_with_hash_conditions_on_joined_table
firms = DependentFirm.all.join(:account).where({:name => 'RailsCore', :accounts => { :credit_limit => 55..60 }}).to_a
assert_equal 1, firms.size
assert_equal companies(:rails_core), firms.first
end
def test_find_all_with_join
developers_on_project_one = Developer.all.join('LEFT JOIN developers_projects ON developers.id = developers_projects.developer_id').where('project_id=1').to_a
assert_equal 3, developers_on_project_one.length
developer_names = developers_on_project_one.map { |d| d.name }
assert developer_names.include?('David')
assert developer_names.include?('Jamis')
end
def test_find_on_hash_conditions
assert_equal Topic.find(:all, :conditions => {:approved => false}), Topic.all.where({ :approved => false }).to_a
end
def test_joins_with_string_array
person_with_reader_and_post = Post.all.join([
"INNER JOIN categorizations ON categorizations.post_id = posts.id",
"INNER JOIN categories ON categories.id = categorizations.category_id AND categories.type = 'SpecialCategory'"
]
).to_a
assert_equal 1, person_with_reader_and_post.size
end
end
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