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rails--rails/activeresource/test/base_test.rb

791 lines
27 KiB
Ruby

require 'abstract_unit'
require "fixtures/person"
require "fixtures/street_address"
require "fixtures/beast"
class BaseTest < Test::Unit::TestCase
def setup
@matz = { :id => 1, :name => 'Matz' }.to_xml(:root => 'person')
@david = { :id => 2, :name => 'David' }.to_xml(:root => 'person')
@greg = { :id => 3, :name => 'Greg' }.to_xml(:root => 'person')
@addy = { :id => 1, :street => '12345 Street' }.to_xml(:root => 'address')
@default_request_headers = { 'Content-Type' => 'application/xml' }
@rick = { :name => "Rick", :age => 25 }.to_xml(:root => "person")
@people = [{ :id => 1, :name => 'Matz' }, { :id => 2, :name => 'David' }].to_xml(:root => 'people')
@people_david = [{ :id => 2, :name => 'David' }].to_xml(:root => 'people')
@addresses = [{ :id => 1, :street => '12345 Street' }].to_xml(:root => 'addresses')
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/1.xml", {}, @matz
mock.get "/people/2.xml", {}, @david
mock.get "/people/Greg.xml", {}, @greg
mock.get "/people/4.xml", {'key' => 'value'}, nil, 404
mock.put "/people/1.xml", {}, nil, 204
mock.delete "/people/1.xml", {}, nil, 200
mock.delete "/people/2.xml", {}, nil, 400
mock.get "/people/99.xml", {}, nil, 404
mock.post "/people.xml", {}, @rick, 201, 'Location' => '/people/5.xml'
mock.get "/people.xml", {}, @people
mock.get "/people/1/addresses.xml", {}, @addresses
mock.get "/people/1/addresses/1.xml", {}, @addy
mock.get "/people/1/addresses/2.xml", {}, nil, 404
mock.get "/people/2/addresses/1.xml", {}, nil, 404
mock.get "/people/Greg/addresses/1.xml", {}, @addy
mock.put "/people/1/addresses/1.xml", {}, nil, 204
mock.delete "/people/1/addresses/1.xml", {}, nil, 200
mock.post "/people/1/addresses.xml", {}, nil, 201, 'Location' => '/people/1/addresses/5'
mock.get "/people//addresses.xml", {}, nil, 404
mock.get "/people//addresses/1.xml", {}, nil, 404
mock.put "/people//addresses/1.xml", {}, nil, 404
mock.delete "/people//addresses/1.xml", {}, nil, 404
mock.post "/people//addresses.xml", {}, nil, 404
mock.head "/people/1.xml", {}, nil, 200
mock.head "/people/Greg.xml", {}, nil, 200
mock.head "/people/99.xml", {}, nil, 404
mock.head "/people/1/addresses/1.xml", {}, nil, 200
mock.head "/people/1/addresses/2.xml", {}, nil, 404
mock.head "/people/2/addresses/1.xml", {}, nil, 404
mock.head "/people/Greg/addresses/1.xml", {}, nil, 200
end
Person.user = nil
Person.password = nil
end
def test_site_accessor_accepts_uri_or_string_argument
site = URI.parse('http://localhost')
assert_nothing_raised { Person.site = 'http://localhost' }
assert_equal site, Person.site
assert_nothing_raised { Person.site = site }
assert_equal site, Person.site
end
def test_should_use_site_prefix_and_credentials
assert_equal 'http://foo:bar@beast.caboo.se', Forum.site.to_s
assert_equal 'http://foo:bar@beast.caboo.se/forums/:forum_id', Topic.site.to_s
end
def test_site_variable_can_be_reset
actor = Class.new(ActiveResource::Base)
assert_nil actor.site
actor.site = 'http://localhost:31337'
actor.site = nil
assert_nil actor.site
end
def test_should_accept_setting_user
Forum.user = 'david'
assert_equal('david', Forum.user)
assert_equal('david', Forum.connection.user)
end
def test_should_accept_setting_password
Forum.password = 'test123'
assert_equal('test123', Forum.password)
assert_equal('test123', Forum.connection.password)
end
def test_should_accept_setting_timeout
Forum.timeout = 5
assert_equal(5, Forum.timeout)
assert_equal(5, Forum.connection.timeout)
end
def test_user_variable_can_be_reset
actor = Class.new(ActiveResource::Base)
actor.site = 'http://cinema'
assert_nil actor.user
actor.user = 'username'
actor.user = nil
assert_nil actor.user
assert_nil actor.connection.user
end
def test_password_variable_can_be_reset
actor = Class.new(ActiveResource::Base)
actor.site = 'http://cinema'
assert_nil actor.password
actor.password = 'username'
actor.password = nil
assert_nil actor.password
assert_nil actor.connection.password
end
def test_timeout_variable_can_be_reset
actor = Class.new(ActiveResource::Base)
actor.site = 'http://cinema'
assert_nil actor.timeout
actor.timeout = 5
actor.timeout = nil
assert_nil actor.timeout
assert_nil actor.connection.timeout
end
def test_credentials_from_site_are_decoded
actor = Class.new(ActiveResource::Base)
actor.site = 'http://my%40email.com:%31%32%33@cinema'
assert_equal("my@email.com", actor.user)
assert_equal("123", actor.password)
end
def test_site_reader_uses_superclass_site_until_written
# Superclass is Object so returns nil.
assert_nil ActiveResource::Base.site
assert_nil Class.new(ActiveResource::Base).site
# Subclass uses superclass site.
actor = Class.new(Person)
assert_equal Person.site, actor.site
# Subclass returns frozen superclass copy.
assert !Person.site.frozen?
assert actor.site.frozen?
# Changing subclass site doesn't change superclass site.
actor.site = 'http://localhost:31337'
assert_not_equal Person.site, actor.site
# Changed subclass site is not frozen.
assert !actor.site.frozen?
# Changing superclass site doesn't overwrite subclass site.
Person.site = 'http://somewhere.else'
assert_not_equal Person.site, actor.site
# Changing superclass site after subclassing changes subclass site.
jester = Class.new(actor)
actor.site = 'http://nomad'
assert_equal actor.site, jester.site
assert jester.site.frozen?
# Subclasses are always equal to superclass site when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.site = 'http://market'
assert_equal fruit.site, apple.site, 'subclass did not adopt changes from parent class'
fruit.site = 'http://supermarket'
assert_equal fruit.site, apple.site, 'subclass did not adopt changes from parent class'
end
def test_user_reader_uses_superclass_user_until_written
# Superclass is Object so returns nil.
assert_nil ActiveResource::Base.user
assert_nil Class.new(ActiveResource::Base).user
Person.user = 'anonymous'
# Subclass uses superclass user.
actor = Class.new(Person)
assert_equal Person.user, actor.user
# Subclass returns frozen superclass copy.
assert !Person.user.frozen?
assert actor.user.frozen?
# Changing subclass user doesn't change superclass user.
actor.user = 'david'
assert_not_equal Person.user, actor.user
# Changing superclass user doesn't overwrite subclass user.
Person.user = 'john'
assert_not_equal Person.user, actor.user
# Changing superclass user after subclassing changes subclass user.
jester = Class.new(actor)
actor.user = 'john.doe'
assert_equal actor.user, jester.user
# Subclasses are always equal to superclass user when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.user = 'manager'
assert_equal fruit.user, apple.user, 'subclass did not adopt changes from parent class'
fruit.user = 'client'
assert_equal fruit.user, apple.user, 'subclass did not adopt changes from parent class'
end
def test_password_reader_uses_superclass_password_until_written
# Superclass is Object so returns nil.
assert_nil ActiveResource::Base.password
assert_nil Class.new(ActiveResource::Base).password
Person.password = 'my-password'
# Subclass uses superclass password.
actor = Class.new(Person)
assert_equal Person.password, actor.password
# Subclass returns frozen superclass copy.
assert !Person.password.frozen?
assert actor.password.frozen?
# Changing subclass password doesn't change superclass password.
actor.password = 'secret'
assert_not_equal Person.password, actor.password
# Changing superclass password doesn't overwrite subclass password.
Person.password = 'super-secret'
assert_not_equal Person.password, actor.password
# Changing superclass password after subclassing changes subclass password.
jester = Class.new(actor)
actor.password = 'even-more-secret'
assert_equal actor.password, jester.password
# Subclasses are always equal to superclass password when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.password = 'mega-secret'
assert_equal fruit.password, apple.password, 'subclass did not adopt changes from parent class'
fruit.password = 'ok-password'
assert_equal fruit.password, apple.password, 'subclass did not adopt changes from parent class'
end
def test_timeout_reader_uses_superclass_timeout_until_written
# Superclass is Object so returns nil.
assert_nil ActiveResource::Base.timeout
assert_nil Class.new(ActiveResource::Base).timeout
Person.timeout = 5
# Subclass uses superclass timeout.
actor = Class.new(Person)
assert_equal Person.timeout, actor.timeout
# Changing subclass timeout doesn't change superclass timeout.
actor.timeout = 10
assert_not_equal Person.timeout, actor.timeout
# Changing superclass timeout doesn't overwrite subclass timeout.
Person.timeout = 15
assert_not_equal Person.timeout, actor.timeout
# Changing superclass timeout after subclassing changes subclass timeout.
jester = Class.new(actor)
actor.timeout = 20
assert_equal actor.timeout, jester.timeout
# Subclasses are always equal to superclass timeout when not overridden.
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.timeout = 25
assert_equal fruit.timeout, apple.timeout, 'subclass did not adopt changes from parent class'
fruit.timeout = 30
assert_equal fruit.timeout, apple.timeout, 'subclass did not adopt changes from parent class'
end
def test_updating_baseclass_site_object_wipes_descendent_cached_connection_objects
# Subclasses are always equal to superclass site when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.site = 'http://market'
assert_equal fruit.connection.site, apple.connection.site
first_connection = apple.connection.object_id
fruit.site = 'http://supermarket'
assert_equal fruit.connection.site, apple.connection.site
second_connection = apple.connection.object_id
assert_not_equal(first_connection, second_connection, 'Connection should be re-created')
end
def test_updating_baseclass_user_wipes_descendent_cached_connection_objects
# Subclasses are always equal to superclass user when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.site = 'http://market'
fruit.user = 'david'
assert_equal fruit.connection.user, apple.connection.user
first_connection = apple.connection.object_id
fruit.user = 'john'
assert_equal fruit.connection.user, apple.connection.user
second_connection = apple.connection.object_id
assert_not_equal(first_connection, second_connection, 'Connection should be re-created')
end
def test_updating_baseclass_password_wipes_descendent_cached_connection_objects
# Subclasses are always equal to superclass password when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.site = 'http://market'
fruit.password = 'secret'
assert_equal fruit.connection.password, apple.connection.password
first_connection = apple.connection.object_id
fruit.password = 'supersecret'
assert_equal fruit.connection.password, apple.connection.password
second_connection = apple.connection.object_id
assert_not_equal(first_connection, second_connection, 'Connection should be re-created')
end
def test_updating_baseclass_timeout_wipes_descendent_cached_connection_objects
# Subclasses are always equal to superclass timeout when not overridden
fruit = Class.new(ActiveResource::Base)
apple = Class.new(fruit)
fruit.site = 'http://market'
fruit.timeout = 5
assert_equal fruit.connection.timeout, apple.connection.timeout
first_connection = apple.connection.object_id
fruit.timeout = 10
assert_equal fruit.connection.timeout, apple.connection.timeout
second_connection = apple.connection.object_id
assert_not_equal(first_connection, second_connection, 'Connection should be re-created')
end
def test_collection_name
assert_equal "people", Person.collection_name
end
def test_collection_path
assert_equal '/people.xml', Person.collection_path
end
def test_collection_path_with_parameters
assert_equal '/people.xml?gender=male', Person.collection_path(:gender => 'male')
assert_equal '/people.xml?gender=false', Person.collection_path(:gender => false)
assert_equal '/people.xml?gender=', Person.collection_path(:gender => nil)
assert_equal '/people.xml?gender=male', Person.collection_path('gender' => 'male')
# Use includes? because ordering of param hash is not guaranteed
assert Person.collection_path(:gender => 'male', :student => true).include?('/people.xml?')
assert Person.collection_path(:gender => 'male', :student => true).include?('gender=male')
assert Person.collection_path(:gender => 'male', :student => true).include?('student=true')
assert_equal '/people.xml?name%5B%5D=bob&name%5B%5D=your+uncle%2Bme&name%5B%5D=&name%5B%5D=false', Person.collection_path(:name => ['bob', 'your uncle+me', nil, false])
assert_equal '/people.xml?struct%5Ba%5D%5B%5D=2&struct%5Ba%5D%5B%5D=1&struct%5Bb%5D=fred', Person.collection_path(:struct => {:a => [2,1], 'b' => 'fred'})
end
def test_custom_element_path
assert_equal '/people/1/addresses/1.xml', StreetAddress.element_path(1, :person_id => 1)
assert_equal '/people/1/addresses/1.xml', StreetAddress.element_path(1, 'person_id' => 1)
assert_equal '/people/Greg/addresses/1.xml', StreetAddress.element_path(1, 'person_id' => 'Greg')
end
def test_custom_element_path_with_redefined_to_param
Person.module_eval do
alias_method :original_to_param_element_path, :to_param
def to_param
name
end
end
# Class method.
assert_equal '/people/Greg.xml', Person.element_path('Greg')
# Protected Instance method.
assert_equal '/people/Greg.xml', Person.find('Greg').send(:element_path)
ensure
# revert back to original
Person.module_eval do
# save the 'new' to_param so we don't get a warning about discarding the method
alias_method :element_path_to_param, :to_param
alias_method :to_param, :original_to_param_element_path
end
end
def test_custom_element_path_with_parameters
assert_equal '/people/1/addresses/1.xml?type=work', StreetAddress.element_path(1, :person_id => 1, :type => 'work')
assert_equal '/people/1/addresses/1.xml?type=work', StreetAddress.element_path(1, 'person_id' => 1, :type => 'work')
assert_equal '/people/1/addresses/1.xml?type=work', StreetAddress.element_path(1, :type => 'work', :person_id => 1)
assert_equal '/people/1/addresses/1.xml?type%5B%5D=work&type%5B%5D=play+time', StreetAddress.element_path(1, :person_id => 1, :type => ['work', 'play time'])
end
def test_custom_element_path_with_prefix_and_parameters
assert_equal '/people/1/addresses/1.xml?type=work', StreetAddress.element_path(1, {:person_id => 1}, {:type => 'work'})
end
def test_custom_collection_path
assert_equal '/people/1/addresses.xml', StreetAddress.collection_path(:person_id => 1)
assert_equal '/people/1/addresses.xml', StreetAddress.collection_path('person_id' => 1)
end
def test_custom_collection_path_with_parameters
assert_equal '/people/1/addresses.xml?type=work', StreetAddress.collection_path(:person_id => 1, :type => 'work')
assert_equal '/people/1/addresses.xml?type=work', StreetAddress.collection_path('person_id' => 1, :type => 'work')
end
def test_custom_collection_path_with_prefix_and_parameters
assert_equal '/people/1/addresses.xml?type=work', StreetAddress.collection_path({:person_id => 1}, {:type => 'work'})
end
def test_custom_element_name
assert_equal 'address', StreetAddress.element_name
end
def test_custom_collection_name
assert_equal 'addresses', StreetAddress.collection_name
end
def test_prefix
assert_equal "/", Person.prefix
assert_equal Set.new, Person.send!(:prefix_parameters)
end
def test_set_prefix
SetterTrap.rollback_sets(Person) do |person_class|
person_class.prefix = "the_prefix"
assert_equal "the_prefix", person_class.prefix
end
end
def test_set_prefix_with_inline_keys
SetterTrap.rollback_sets(Person) do |person_class|
person_class.prefix = "the_prefix:the_param"
assert_equal "the_prefixthe_param_value", person_class.prefix(:the_param => "the_param_value")
end
end
def test_set_prefix_with_default_value
SetterTrap.rollback_sets(Person) do |person_class|
person_class.set_prefix
assert_equal "/", person_class.prefix
end
end
def test_custom_prefix
assert_equal '/people//', StreetAddress.prefix
assert_equal '/people/1/', StreetAddress.prefix(:person_id => 1)
assert_equal [:person_id].to_set, StreetAddress.send!(:prefix_parameters)
end
def test_find_by_id
matz = Person.find(1)
assert_kind_of Person, matz
assert_equal "Matz", matz.name
assert matz.name?
end
def test_respond_to
matz = Person.find(1)
assert matz.respond_to?(:name)
assert matz.respond_to?(:name=)
assert matz.respond_to?(:name?)
assert !matz.respond_to?(:super_scalable_stuff)
end
def test_find_by_id_with_custom_prefix
addy = StreetAddress.find(1, :params => { :person_id => 1 })
assert_kind_of StreetAddress, addy
assert_equal '12345 Street', addy.street
end
def test_find_all
all = Person.find(:all)
assert_equal 2, all.size
assert_kind_of Person, all.first
assert_equal "Matz", all.first.name
assert_equal "David", all.last.name
end
def test_find_first
matz = Person.find(:first)
assert_kind_of Person, matz
assert_equal "Matz", matz.name
end
def test_custom_header
Person.headers['key'] = 'value'
assert_raises(ActiveResource::ResourceNotFound) { Person.find(4) }
ensure
Person.headers.delete('key')
end
def test_find_by_id_not_found
assert_raises(ActiveResource::ResourceNotFound) { Person.find(99) }
assert_raises(ActiveResource::ResourceNotFound) { StreetAddress.find(1) }
end
def test_find_all_by_from
ActiveResource::HttpMock.respond_to { |m| m.get "/companies/1/people.xml", {}, @people_david }
people = Person.find(:all, :from => "/companies/1/people.xml")
assert_equal 1, people.size
assert_equal "David", people.first.name
end
def test_find_all_by_from_with_options
ActiveResource::HttpMock.respond_to { |m| m.get "/companies/1/people.xml", {}, @people_david }
people = Person.find(:all, :from => "/companies/1/people.xml")
assert_equal 1, people.size
assert_equal "David", people.first.name
end
def test_find_all_by_symbol_from
ActiveResource::HttpMock.respond_to { |m| m.get "/people/managers.xml", {}, @people_david }
people = Person.find(:all, :from => :managers)
assert_equal 1, people.size
assert_equal "David", people.first.name
end
def test_find_single_by_from
ActiveResource::HttpMock.respond_to { |m| m.get "/companies/1/manager.xml", {}, @david }
david = Person.find(:one, :from => "/companies/1/manager.xml")
assert_equal "David", david.name
end
def test_find_single_by_symbol_from
ActiveResource::HttpMock.respond_to { |m| m.get "/people/leader.xml", {}, @david }
david = Person.find(:one, :from => :leader)
assert_equal "David", david.name
end
def test_save
rick = Person.new
assert_equal true, rick.save
assert_equal '5', rick.id
end
def test_id_from_response
p = Person.new
resp = {'Location' => '/foo/bar/1'}
assert_equal '1', p.send!(:id_from_response, resp)
resp['Location'] << '.xml'
assert_equal '1', p.send!(:id_from_response, resp)
end
def test_create_with_custom_prefix
matzs_house = StreetAddress.new(:person_id => 1)
matzs_house.save
assert_equal '5', matzs_house.id
end
# Test that loading a resource preserves its prefix_options.
def test_load_preserves_prefix_options
address = StreetAddress.find(1, :params => { :person_id => 1 })
ryan = Person.new(:id => 1, :name => 'Ryan', :address => address)
assert_equal address.prefix_options, ryan.address.prefix_options
end
def test_reload_works_with_prefix_options
address = StreetAddress.find(1, :params => { :person_id => 1 })
assert_equal address, address.reload
end
def test_reload_with_redefined_to_param
Person.module_eval do
alias_method :original_to_param_reload, :to_param
def to_param
name
end
end
person = Person.find('Greg')
assert_equal person, person.reload
ensure
# revert back to original
Person.module_eval do
# save the 'new' to_param so we don't get a warning about discarding the method
alias_method :reload_to_param, :to_param
alias_method :to_param, :original_to_param_reload
end
end
def test_reload_works_without_prefix_options
person = Person.find(:first)
assert_equal person, person.reload
end
def test_create
rick = Person.create(:name => 'Rick')
assert rick.valid?
assert !rick.new?
assert_equal '5', rick.id
# test additional attribute returned on create
assert_equal 25, rick.age
# Test that save exceptions get bubbled up too
ActiveResource::HttpMock.respond_to do |mock|
mock.post "/people.xml", {}, nil, 409
end
assert_raises(ActiveResource::ResourceConflict) { Person.create(:name => 'Rick') }
end
def test_clone
matz = Person.find(1)
matz_c = matz.clone
assert matz_c.new?
matz.attributes.each do |k, v|
assert_equal v, matz_c.send(k) if k != Person.primary_key
end
end
def test_nested_clone
addy = StreetAddress.find(1, :params => {:person_id => 1})
addy_c = addy.clone
assert addy_c.new?
addy.attributes.each do |k, v|
assert_equal v, addy_c.send(k) if k != StreetAddress.primary_key
end
assert_equal addy.prefix_options, addy_c.prefix_options
end
def test_complex_clone
matz = Person.find(1)
matz.address = StreetAddress.find(1, :params => {:person_id => matz.id})
matz.non_ar_hash = {:not => "an ARes instance"}
matz.non_ar_arr = ["not", "ARes"]
matz_c = matz.clone
assert matz_c.new?
assert_raises(NoMethodError) {matz_c.address}
assert_equal matz.non_ar_hash, matz_c.non_ar_hash
assert_equal matz.non_ar_arr, matz_c.non_ar_arr
# Test that actual copy, not just reference copy
matz.non_ar_hash[:not] = "changed"
assert_not_equal matz.non_ar_hash, matz_c.non_ar_hash
end
def test_update
matz = Person.find(:first)
matz.name = "David"
assert_kind_of Person, matz
assert_equal "David", matz.name
assert_equal true, matz.save
end
def test_update_with_custom_prefix_with_specific_id
addy = StreetAddress.find(1, :params => { :person_id => 1 })
addy.street = "54321 Street"
assert_kind_of StreetAddress, addy
assert_equal "54321 Street", addy.street
addy.save
end
def test_update_with_custom_prefix_without_specific_id
addy = StreetAddress.find(:first, :params => { :person_id => 1 })
addy.street = "54321 Lane"
assert_kind_of StreetAddress, addy
assert_equal "54321 Lane", addy.street
addy.save
end
def test_update_conflict
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/2.xml", {}, @david
mock.put "/people/2.xml", @default_request_headers, nil, 409
end
assert_raises(ActiveResource::ResourceConflict) { Person.find(2).save }
end
def test_destroy
assert Person.find(1).destroy
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/1.xml", {}, nil, 404
end
assert_raises(ActiveResource::ResourceNotFound) { Person.find(1).destroy }
end
def test_destroy_with_custom_prefix
assert StreetAddress.find(1, :params => { :person_id => 1 }).destroy
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/1/addresses/1.xml", {}, nil, 404
end
assert_raises(ActiveResource::ResourceNotFound) { StreetAddress.find(1, :params => { :person_id => 1 }) }
end
def test_delete
assert Person.delete(1)
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/1.xml", {}, nil, 404
end
assert_raises(ActiveResource::ResourceNotFound) { Person.find(1) }
end
def test_delete_with_custom_prefix
assert StreetAddress.delete(1, :person_id => 1)
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/1/addresses/1.xml", {}, nil, 404
end
assert_raises(ActiveResource::ResourceNotFound) { StreetAddress.find(1, :params => { :person_id => 1 }) }
end
def test_exists
# Class method.
assert !Person.exists?(nil)
assert Person.exists?(1)
assert !Person.exists?(99)
# Instance method.
assert !Person.new.exists?
assert Person.find(1).exists?
assert !Person.new(:id => 99).exists?
# Nested class method.
assert StreetAddress.exists?(1, :params => { :person_id => 1 })
assert !StreetAddress.exists?(1, :params => { :person_id => 2 })
assert !StreetAddress.exists?(2, :params => { :person_id => 1 })
# Nested instance method.
assert StreetAddress.find(1, :params => { :person_id => 1 }).exists?
assert !StreetAddress.new({:id => 1, :person_id => 2}).exists?
assert !StreetAddress.new({:id => 2, :person_id => 1}).exists?
end
def test_exists_with_redefined_to_param
Person.module_eval do
alias_method :original_to_param_exists, :to_param
def to_param
name
end
end
# Class method.
assert Person.exists?('Greg')
# Instance method.
assert Person.find('Greg').exists?
# Nested class method.
assert StreetAddress.exists?(1, :params => { :person_id => Person.find('Greg').to_param })
# Nested instance method.
assert StreetAddress.find(1, :params => { :person_id => Person.find('Greg').to_param }).exists?
ensure
# revert back to original
Person.module_eval do
# save the 'new' to_param so we don't get a warning about discarding the method
alias_method :exists_to_param, :to_param
alias_method :to_param, :original_to_param_exists
end
end
def test_to_xml
matz = Person.find(1)
xml = matz.to_xml
assert xml.starts_with?('<?xml version="1.0" encoding="UTF-8"?>')
assert xml.include?('<name>Matz</name>')
assert xml.include?('<id type="integer">1</id>')
end
def test_to_param_quacks_like_active_record
new_person = Person.new
assert_nil new_person.to_param
matz = Person.find(1)
assert_equal '1', matz.to_param
end
end