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require 'abstract_unit'
module Admin; class User; end; end
class ParamsWrapperTest < ActionController::TestCase
class UsersController < ActionController::Base
class << self
attr_accessor :last_parameters
end
def parse
self.class.last_parameters = request.params.except(:controller, :action)
head :ok
end
end
class User; end
class Person; end
tests UsersController
def teardown
UsersController.last_parameters = nil
end
def test_derived_name_from_controller
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu' }
assert_parameters({ 'username' => 'sikachu', 'user' => { 'username' => 'sikachu' }})
end
end
def test_derived_name_from_controller_given_an_anonymous_controller
with_default_wrapper_options do
# This should not raise an error.
Class.new(UsersController)
end
end
def test_specify_wrapper_name
with_default_wrapper_options do
UsersController.wrap_parameters :person
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu' }
assert_parameters({ 'username' => 'sikachu', 'person' => { 'username' => 'sikachu' }})
end
end
def test_specify_wrapper_model
with_default_wrapper_options do
UsersController.wrap_parameters Person
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu' }
assert_parameters({ 'username' => 'sikachu', 'person' => { 'username' => 'sikachu' }})
end
end
def test_specify_only_option
with_default_wrapper_options do
UsersController.wrap_parameters :only => :username
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu' }})
end
end
def test_specify_except_option
with_default_wrapper_options do
UsersController.wrap_parameters :except => :title
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu' }})
end
end
def test_specify_both_wrapper_name_and_only_option
with_default_wrapper_options do
UsersController.wrap_parameters :person, :only => :username
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'person' => { 'username' => 'sikachu' }})
end
end
def test_not_enabled_format
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/xml'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer' })
end
end
def test_wrap_parameters_false
with_default_wrapper_options do
UsersController.wrap_parameters false
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer' })
end
end
def test_specify_format
with_default_wrapper_options do
UsersController.wrap_parameters :format => :xml
@request.env['CONTENT_TYPE'] = 'application/xml'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu', 'title' => 'Developer' }})
end
end
def test_not_wrap_reserved_parameters
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'authenticity_token' => 'pwned', '_method' => 'put', 'utf8' => '☃', 'username' => 'sikachu' }
assert_parameters({ 'authenticity_token' => 'pwned', '_method' => 'put', 'utf8' => '☃', 'username' => 'sikachu', 'user' => { 'username' => 'sikachu' }})
end
end
def test_no_double_wrap_if_key_exists
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'user' => { 'username' => 'sikachu' }}
assert_parameters({ 'user' => { 'username' => 'sikachu' }})
end
end
def test_nested_params
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'person' => { 'username' => 'sikachu' }}
assert_parameters({ 'person' => { 'username' => 'sikachu' }, 'user' => {'person' => { 'username' => 'sikachu' }}})
end
end
def test_derived_wrapped_keys_from_matching_model
User.expects(:respond_to?).with(:attribute_names).returns(true)
User.expects(:attribute_names).twice.returns(["username"])
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu' }})
end
end
def test_derived_wrapped_keys_from_specified_model
with_default_wrapper_options do
Person.expects(:respond_to?).with(:attribute_names).returns(true)
Person.expects(:attribute_names).twice.returns(["username"])
UsersController.wrap_parameters Person
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'person' => { 'username' => 'sikachu' }})
end
end
def test_not_wrapping_abstract_model
User.expects(:respond_to?).with(:attribute_names).returns(true)
User.expects(:attribute_names).returns([])
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu', 'title' => 'Developer' }})
end
end
private
def with_default_wrapper_options(&block)
@controller.class._wrapper_options = {:format => [:json]}
@controller.class.inherited(@controller.class)
yield
end
def assert_parameters(expected)
assert_equal expected, UsersController.last_parameters
end
end
class NamespacedParamsWrapperTest < ActionController::TestCase
module Admin
module Users
class UsersController < ActionController::Base;
class << self
attr_accessor :last_parameters
end
def parse
self.class.last_parameters = request.params.except(:controller, :action)
head :ok
end
end
end
end
class SampleOne
def self.attribute_names
["username"]
end
end
class SampleTwo
def self.attribute_names
["title"]
end
end
tests Admin::Users::UsersController
def teardown
Admin::Users::UsersController.last_parameters = nil
end
def test_derived_name_from_controller
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu' }
assert_parameters({'username' => 'sikachu', 'user' => { 'username' => 'sikachu' }})
end
end
def test_namespace_lookup_from_model
Admin.const_set(:User, Class.new(SampleOne))
begin
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'username' => 'sikachu' }})
end
ensure
Admin.send :remove_const, :User
end
end
def test_hierarchy_namespace_lookup_from_model
Object.const_set(:User, Class.new(SampleTwo))
begin
with_default_wrapper_options do
@request.env['CONTENT_TYPE'] = 'application/json'
post :parse, { 'username' => 'sikachu', 'title' => 'Developer' }
assert_parameters({ 'username' => 'sikachu', 'title' => 'Developer', 'user' => { 'title' => 'Developer' }})
end
ensure
Object.send :remove_const, :User
end
end
private
def with_default_wrapper_options(&block)
@controller.class._wrapper_options = {:format => [:json]}
@controller.class.inherited(@controller.class)
yield
end
def assert_parameters(expected)
assert_equal expected, Admin::Users::UsersController.last_parameters
end
end
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