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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 RelationTest < ActiveRecord::TestCase
fixtures :authors, :topics, :entrants, :developers, :companies, :developers_projects, :accounts, :categories, :categorizations, :posts
def test_finding_with_conditions
assert_equal Author.find(:all, :conditions => "name = 'David'"), Author.all.conditions("name = 'David'").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").limit(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").limit(2).offset(1)
assert_equal(2, entrants.size)
assert_equal(entrants(:second).name, entrants.first.name)
entrants = Entrant.all.order("id ASC").limit(2).offset(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").select("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.joins(:account).conditions({: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.joins('LEFT JOIN developers_projects ON developers.id = developers_projects.developer_id').conditions('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.conditions({ :approved => false }).to_a
end
def test_joins_with_string_array
person_with_reader_and_post = Post.all.joins([
"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
def test_relation_responds_to_delegated_methods
relation = Topic.all
["map", "uniq", "sort", "insert", "delete", "update"].each do |method|
assert relation.respond_to?(method)
end
end
end
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