person_test.rb
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require File.dirname(__FILE__) + '/../test_helper'
class PersonTest < Test::Unit::TestCase
fixtures :profiles, :users
def test_can_have_user
p = Person.new(:name => 'John', :identfier => 'john')
p = profiles(:johndoe)
assert_kind_of User, p.user
end
def test_may_have_no_user
p = profiles(:john_and_joe)
assert_nil p.user
assert p.valid?
end
def test_only_one_profile_per_user
p1 = profiles(:johndoe)
assert_equal users(:johndoe), p1.user
p2 = Person.new
p2.user = users(:johndoe)
assert !p2.valid?
assert p2.errors.invalid?(:user_id)
end
def test_several_profiles_without_user
p1 = profiles(:john_and_joe)
assert p1.valid?
assert_nil p1.user
p2 = Person.new
assert !p2.valid?
assert !p2.errors.invalid?(:user_id)
end
end