require File.dirname(__FILE__) + '/../abstract_unit' class RequestTest < Test::Unit::TestCase def setup @request = ActionController::TestRequest.new end def test_remote_ip assert_equal '0.0.0.0', @request.remote_ip @request.remote_addr = '1.2.3.4' assert_equal '1.2.3.4', @request.remote_ip @request.env['HTTP_CLIENT_IP'] = '2.3.4.5' assert_equal '2.3.4.5', @request.remote_ip @request.env.delete 'HTTP_CLIENT_IP' @request.env['HTTP_X_FORWARDED_FOR'] = '3.4.5.6' assert_equal '3.4.5.6', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = 'unknown,3.4.5.6' assert_equal '3.4.5.6', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = '172.16.0.1,3.4.5.6' assert_equal '3.4.5.6', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = '192.168.0.1,3.4.5.6' assert_equal '3.4.5.6', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = '10.0.0.1,3.4.5.6' assert_equal '3.4.5.6', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = '127.0.0.1,3.4.5.6' assert_equal '127.0.0.1', @request.remote_ip @request.env['HTTP_X_FORWARDED_FOR'] = 'unknown,192.168.0.1' assert_equal '1.2.3.4', @request.remote_ip @request.env.delete 'HTTP_X_FORWARDED_FOR' end def test_domains @request.host = "www.rubyonrails.org" assert_equal "rubyonrails.org", @request.domain @request.host = "www.rubyonrails.co.uk" assert_equal "rubyonrails.co.uk", @request.domain(2) @request.host = "192.168.1.200" assert_nil @request.domain @request.host = nil assert_nil @request.domain end def test_subdomains @request.host = "www.rubyonrails.org" assert_equal %w( www ), @request.subdomains @request.host = "www.rubyonrails.co.uk" assert_equal %w( www ), @request.subdomains(2) @request.host = "dev.www.rubyonrails.co.uk" assert_equal %w( dev www ), @request.subdomains(2) @request.host = "foobar.foobar.com" assert_equal %w( foobar ), @request.subdomains @request.host = nil assert_equal [], @request.subdomains end def test_port_string @request.port = 80 assert_equal "", @request.port_string @request.port = 8080 assert_equal ":8080", @request.port_string end def test_relative_url_root @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" @request.env['SERVER_SOFTWARE'] = 'lighttpd/1.2.3' assert_equal '', @request.relative_url_root, "relative_url_root should be disabled on lighttpd" @request.env['SERVER_SOFTWARE'] = 'apache/1.2.3 some random text' @request.env['SCRIPT_NAME'] = nil assert_equal "", @request.relative_url_root @request.env['SCRIPT_NAME'] = "/dispatch.cgi" assert_equal "", @request.relative_url_root @request.env['SCRIPT_NAME'] = "/myapp.rb" assert_equal "", @request.relative_url_root @request.relative_url_root = nil @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" assert_equal "/hieraki", @request.relative_url_root @request.relative_url_root = nil @request.env['SCRIPT_NAME'] = "/collaboration/hieraki/dispatch.cgi" assert_equal "/collaboration/hieraki", @request.relative_url_root # apache/scgi case @request.relative_url_root = nil @request.env['SCRIPT_NAME'] = "/collaboration/hieraki" assert_equal "/collaboration/hieraki", @request.relative_url_root @request.relative_url_root = nil @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" @request.env['SERVER_SOFTWARE'] = 'lighttpd/1.2.3' @request.env['RAILS_RELATIVE_URL_ROOT'] = "/hieraki" assert_equal "/hieraki", @request.relative_url_root # @env overrides path guess @request.relative_url_root = nil @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" @request.env['SERVER_SOFTWARE'] = 'apache/1.2.3 some random text' @request.env['RAILS_RELATIVE_URL_ROOT'] = "/real_url" assert_equal "/real_url", @request.relative_url_root end def test_request_uri @request.env['SERVER_SOFTWARE'] = 'Apache 42.342.3432' @request.relative_url_root = nil @request.set_REQUEST_URI "http://www.rubyonrails.org/path/of/some/uri?mapped=1" assert_equal "/path/of/some/uri?mapped=1", @request.request_uri assert_equal "/path/of/some/uri", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "http://www.rubyonrails.org/path/of/some/uri" assert_equal "/path/of/some/uri", @request.request_uri assert_equal "/path/of/some/uri", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/path/of/some/uri" assert_equal "/path/of/some/uri", @request.request_uri assert_equal "/path/of/some/uri", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/" assert_equal "/", @request.request_uri assert_equal "/", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/?m=b" assert_equal "/?m=b", @request.request_uri assert_equal "/", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/" @request.env['SCRIPT_NAME'] = "/dispatch.cgi" assert_equal "/", @request.request_uri assert_equal "/", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/hieraki/" @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" assert_equal "/hieraki/", @request.request_uri assert_equal "/", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI "/collaboration/hieraki/books/edit/2" @request.env['SCRIPT_NAME'] = "/collaboration/hieraki/dispatch.cgi" assert_equal "/collaboration/hieraki/books/edit/2", @request.request_uri assert_equal "/books/edit/2", @request.path # The following tests are for when REQUEST_URI is not supplied (as in IIS) @request.relative_url_root = nil @request.set_REQUEST_URI nil @request.env['PATH_INFO'] = "/path/of/some/uri?mapped=1" @request.env['SCRIPT_NAME'] = nil #"/path/dispatch.rb" assert_equal "/path/of/some/uri?mapped=1", @request.request_uri assert_equal "/path/of/some/uri", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/path/of/some/uri?mapped=1" @request.env['SCRIPT_NAME'] = "/path/dispatch.rb" assert_equal "/path/of/some/uri?mapped=1", @request.request_uri assert_equal "/of/some/uri", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/path/of/some/uri" @request.env['SCRIPT_NAME'] = nil assert_equal "/path/of/some/uri", @request.request_uri assert_equal "/path/of/some/uri", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/" assert_equal "/", @request.request_uri assert_equal "/", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/?m=b" assert_equal "/?m=b", @request.request_uri assert_equal "/", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/" @request.env['SCRIPT_NAME'] = "/dispatch.cgi" assert_equal "/", @request.request_uri assert_equal "/", @request.path @request.set_REQUEST_URI nil @request.relative_url_root = nil @request.env['PATH_INFO'] = "/hieraki/" @request.env['SCRIPT_NAME'] = "/hieraki/dispatch.cgi" assert_equal "/hieraki/", @request.request_uri assert_equal "/", @request.path @request.set_REQUEST_URI '/hieraki/dispatch.cgi' @request.relative_url_root = '/hieraki' assert_equal "/dispatch.cgi", @request.path @request.relative_url_root = nil @request.set_REQUEST_URI '/hieraki/dispatch.cgi' @request.relative_url_root = '/foo' assert_equal "/hieraki/dispatch.cgi", @request.path @request.relative_url_root = nil # This test ensures that Rails uses REQUEST_URI over PATH_INFO @request.relative_url_root = nil @request.env['REQUEST_URI'] = "/some/path" @request.env['PATH_INFO'] = "/another/path" @request.env['SCRIPT_NAME'] = "/dispatch.cgi" assert_equal "/some/path", @request.request_uri assert_equal "/some/path", @request.path end def test_host_with_port @request.host = "rubyonrails.org" @request.port = 80 assert_equal "rubyonrails.org", @request.host_with_port @request.host = "rubyonrails.org" @request.port = 81 assert_equal "rubyonrails.org:81", @request.host_with_port end def test_server_software assert_equal nil, @request.server_software @request.env['SERVER_SOFTWARE'] = 'Apache3.422' assert_equal 'apache', @request.server_software @request.env['SERVER_SOFTWARE'] = 'lighttpd(1.1.4)' assert_equal 'lighttpd', @request.server_software end def test_xml_http_request assert !@request.xml_http_request? assert !@request.xhr? @request.env['HTTP_X_REQUESTED_WITH'] = "DefinitelyNotAjax1.0" assert !@request.xml_http_request? assert !@request.xhr? @request.env['HTTP_X_REQUESTED_WITH'] = "XMLHttpRequest" assert @request.xml_http_request? assert @request.xhr? end def test_reports_ssl assert !@request.ssl? @request.env['HTTPS'] = 'on' assert @request.ssl? end def test_reports_ssl_when_proxied_via_lighttpd assert !@request.ssl? @request.env['HTTP_X_FORWARDED_PROTO'] = 'https' assert @request.ssl? end def test_symbolized_request_methods [:get, :post, :put, :delete].each do |method| set_request_method_to method assert_equal method, @request.method end end def test_allow_method_hacking_on_post set_request_method_to :post [:get, :put, :delete].each do |method| @request.instance_eval { @parameters = { :_method => method } ; @request_method = nil } assert_equal method, @request.method end end def test_restrict_method_hacking @request.instance_eval { @parameters = { :_method => 'put' } } [:get, :put, :delete].each do |method| set_request_method_to method assert_equal method, @request.method end end def test_head_masquarading_as_get set_request_method_to :head assert_equal :get, @request.method assert @request.get? assert @request.head? end def test_xml_format @request.instance_eval { @parameters = { :format => 'xml' } } assert_equal Mime::XML, @request.format end def test_xhtml_format @request.instance_eval { @parameters = { :format => 'xhtml' } } assert_equal Mime::HTML, @request.format end def test_txt_format @request.instance_eval { @parameters = { :format => 'txt' } } assert_equal Mime::TEXT, @request.format end def test_nil_format @request.instance_eval { @parameters = { :format => nil } } @request.env["HTTP_ACCEPT"] = "text/javascript" assert_equal Mime::JS, @request.format end def test_content_type @request.env["CONTENT_TYPE"] = "text/html" assert_equal Mime::HTML, @request.content_type end def test_content_no_type assert_equal nil, @request.content_type end def test_content_type_xml @request.env["CONTENT_TYPE"] = "application/xml" assert_equal Mime::XML, @request.content_type end def test_content_type_with_charset @request.env["CONTENT_TYPE"] = "application/xml; charset=UTF-8" assert_equal Mime::XML, @request.content_type end protected def set_request_method_to(method) @request.env['REQUEST_METHOD'] = method.to_s.upcase @request.instance_eval { @request_method = nil } end end class UrlEncodedRequestParameterParsingTest < Test::Unit::TestCase def setup @query_string = "action=create_customer&full_name=David%20Heinemeier%20Hansson&customerId=1" @query_string_with_empty = "action=create_customer&full_name=" @query_string_with_array = "action=create_customer&selected[]=1&selected[]=2&selected[]=3" @query_string_with_amps = "action=create_customer&name=Don%27t+%26+Does" @query_string_with_multiple_of_same_name = "action=update_order&full_name=Lau%20Taarnskov&products=4&products=2&products=3" @query_string_with_many_equal = "action=create_customer&full_name=abc=def=ghi" @query_string_without_equal = "action" @query_string_with_many_ampersands = "&action=create_customer&&&full_name=David%20Heinemeier%20Hansson" @query_string_with_empty_key = "action=create_customer&full_name=David%20Heinemeier%20Hansson&=Save" end def test_query_string assert_equal( { "action" => "create_customer", "full_name" => "David Heinemeier Hansson", "customerId" => "1"}, ActionController::AbstractRequest.parse_query_parameters(@query_string) ) end def test_deep_query_string expected = {'x' => {'y' => {'z' => '10'}}} assert_equal(expected, ActionController::AbstractRequest.parse_query_parameters('x[y][z]=10')) end def test_deep_query_string_with_array assert_equal({'x' => {'y' => {'z' => ['10']}}}, ActionController::AbstractRequest.parse_query_parameters('x[y][z][]=10')) assert_equal({'x' => {'y' => {'z' => ['10', '5']}}}, ActionController::AbstractRequest.parse_query_parameters('x[y][z][]=10&x[y][z][]=5')) end def test_deep_query_string_with_array_of_hash assert_equal({'x' => {'y' => [{'z' => '10'}]}}, ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10')) assert_equal({'x' => {'y' => [{'z' => '10', 'w' => '10'}]}}, ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10&x[y][][w]=10')) end def test_deep_query_string_with_array_of_hashes_with_one_pair assert_equal({'x' => {'y' => [{'z' => '10'}, {'z' => '20'}]}}, ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10&x[y][][z]=20')) assert_equal("10", ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10&x[y][][z]=20')["x"]["y"].first["z"]) assert_equal("10", ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10&x[y][][z]=20').with_indifferent_access[:x][:y].first[:z]) end def test_deep_query_string_with_array_of_hashes_with_multiple_pairs assert_equal( {'x' => {'y' => [{'z' => '10', 'w' => 'a'}, {'z' => '20', 'w' => 'b'}]}}, ActionController::AbstractRequest.parse_query_parameters('x[y][][z]=10&x[y][][w]=a&x[y][][z]=20&x[y][][w]=b') ) end def test_query_string_with_nil assert_equal( { "action" => "create_customer", "full_name" => ''}, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_empty) ) end def test_query_string_with_array assert_equal( { "action" => "create_customer", "selected" => ["1", "2", "3"]}, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_array) ) end def test_query_string_with_amps assert_equal( { "action" => "create_customer", "name" => "Don't & Does"}, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_amps) ) end def test_query_string_with_many_equal assert_equal( { "action" => "create_customer", "full_name" => "abc=def=ghi"}, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_many_equal) ) end def test_query_string_without_equal assert_equal( { "action" => nil }, ActionController::AbstractRequest.parse_query_parameters(@query_string_without_equal) ) end def test_query_string_with_empty_key assert_equal( { "action" => "create_customer", "full_name" => "David Heinemeier Hansson" }, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_empty_key) ) end def test_query_string_with_many_ampersands assert_equal( { "action" => "create_customer", "full_name" => "David Heinemeier Hansson"}, ActionController::AbstractRequest.parse_query_parameters(@query_string_with_many_ampersands) ) end def test_unbalanced_query_string_with_array assert_equal( {'location' => ["1", "2"], 'age_group' => ["2"]}, ActionController::AbstractRequest.parse_query_parameters("location[]=1&location[]=2&age_group[]=2") ) assert_equal( {'location' => ["1", "2"], 'age_group' => ["2"]}, ActionController::AbstractRequest.parse_request_parameters({'location[]' => ["1", "2"], 'age_group[]' => ["2"]}) ) end def test_request_hash_parsing query = { "note[viewers][viewer][][type]" => ["User", "Group"], "note[viewers][viewer][][id]" => ["1", "2"] } expected = { "note" => { "viewers"=>{"viewer"=>[{ "id"=>"1", "type"=>"User"}, {"type"=>"Group", "id"=>"2"} ]} } } assert_equal(expected, ActionController::AbstractRequest.parse_request_parameters(query)) end def test_parse_params input = { "customers[boston][first][name]" => [ "David" ], "customers[boston][first][url]" => [ "http://David" ], "customers[boston][second][name]" => [ "Allan" ], "customers[boston][second][url]" => [ "http://Allan" ], "something_else" => [ "blah" ], "something_nil" => [ nil ], "something_empty" => [ "" ], "products[first]" => [ "Apple Computer" ], "products[second]" => [ "Pc" ], "" => [ 'Save' ] } expected_output = { "customers" => { "boston" => { "first" => { "name" => "David", "url" => "http://David" }, "second" => { "name" => "Allan", "url" => "http://Allan" } } }, "something_else" => "blah", "something_empty" => "", "something_nil" => "", "products" => { "first" => "Apple Computer", "second" => "Pc" } } assert_equal expected_output, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_from_multipart_upload mockup = Struct.new(:content_type, :original_filename, :read, :rewind) file = mockup.new('img/jpeg', 'foo.jpg') ie_file = mockup.new('img/jpeg', 'c:\\Documents and Settings\\foo\\Desktop\\bar.jpg') non_file_text_part = mockup.new('text/plain', '', 'abc') input = { "something" => [ StringIO.new("") ], "array_of_stringios" => [[ StringIO.new("One"), StringIO.new("Two") ]], "mixed_types_array" => [[ StringIO.new("Three"), "NotStringIO" ]], "mixed_types_as_checkboxes[strings][nested]" => [[ file, "String", StringIO.new("StringIO")]], "ie_mixed_types_as_checkboxes[strings][nested]" => [[ ie_file, "String", StringIO.new("StringIO")]], "products[string]" => [ StringIO.new("Apple Computer") ], "products[file]" => [ file ], "ie_products[string]" => [ StringIO.new("Microsoft") ], "ie_products[file]" => [ ie_file ], "text_part" => [non_file_text_part] } expected_output = { "something" => "", "array_of_stringios" => ["One", "Two"], "mixed_types_array" => [ "Three", "NotStringIO" ], "mixed_types_as_checkboxes" => { "strings" => { "nested" => [ file, "String", "StringIO" ] }, }, "ie_mixed_types_as_checkboxes" => { "strings" => { "nested" => [ ie_file, "String", "StringIO" ] }, }, "products" => { "string" => "Apple Computer", "file" => file }, "ie_products" => { "string" => "Microsoft", "file" => ie_file }, "text_part" => "abc" } params = ActionController::AbstractRequest.parse_request_parameters(input) assert_equal expected_output, params # Lone filenames are preserved. assert_equal 'foo.jpg', params['mixed_types_as_checkboxes']['strings']['nested'].first.original_filename assert_equal 'foo.jpg', params['products']['file'].original_filename # But full Windows paths are reduced to their basename. assert_equal 'bar.jpg', params['ie_mixed_types_as_checkboxes']['strings']['nested'].first.original_filename assert_equal 'bar.jpg', params['ie_products']['file'].original_filename end def test_parse_params_with_file input = { "customers[boston][first][name]" => [ "David" ], "something_else" => [ "blah" ], "logo" => [ File.new(File.dirname(__FILE__) + "/cgi_test.rb").path ] } expected_output = { "customers" => { "boston" => { "first" => { "name" => "David" } } }, "something_else" => "blah", "logo" => File.new(File.dirname(__FILE__) + "/cgi_test.rb").path, } assert_equal expected_output, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_array input = { "selected[]" => [ "1", "2", "3" ] } expected_output = { "selected" => [ "1", "2", "3" ] } assert_equal expected_output, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_non_alphanumeric_name input = { "a/b[c]" => %w(d) } expected = { "a/b" => { "c" => "d" }} assert_equal expected, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_single_brackets_in_middle input = { "a/b[c]d" => %w(e) } expected = { "a/b" => {} } assert_equal expected, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_separated_brackets input = { "a/b@[c]d[e]" => %w(f) } expected = { "a/b@" => { }} assert_equal expected, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_separated_brackets_and_array input = { "a/b@[c]d[e][]" => %w(f) } expected = { "a/b@" => { }} assert_equal expected , ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_unmatched_brackets_and_array input = { "a/b@[c][d[e][]" => %w(f) } expected = { "a/b@" => { "c" => { }}} assert_equal expected, ActionController::AbstractRequest.parse_request_parameters(input) end def test_parse_params_with_nil_key input = { nil => nil, "test2" => %w(value1) } expected = { "test2" => "value1" } assert_equal expected, ActionController::AbstractRequest.parse_request_parameters(input) end end class MultipartRequestParameterParsingTest < Test::Unit::TestCase FIXTURE_PATH = File.dirname(__FILE__) + '/../fixtures/multipart' def test_single_parameter params = process('single_parameter') assert_equal({ 'foo' => 'bar' }, params) end def test_text_file params = process('text_file') assert_equal %w(file foo), params.keys.sort assert_equal 'bar', params['foo'] file = params['file'] assert_kind_of StringIO, file assert_equal 'file.txt', file.original_filename assert_equal "text/plain\r", file.content_type assert_equal 'contents', file.read end def test_large_text_file params = process('large_text_file') assert_equal %w(file foo), params.keys.sort assert_equal 'bar', params['foo'] file = params['file'] assert_kind_of Tempfile, file assert_equal 'file.txt', file.original_filename assert_equal "text/plain\r", file.content_type assert ('a' * 20480) == file.read end def test_binary_file params = process('binary_file') assert_equal %w(file flowers foo), params.keys.sort assert_equal 'bar', params['foo'] file = params['file'] assert_kind_of StringIO, file assert_equal 'file.txt', file.original_filename assert_equal "text/plain\r", file.content_type assert_equal 'contents', file.read file = params['flowers'] assert_kind_of StringIO, file assert_equal 'flowers.jpg', file.original_filename assert_equal "image/jpeg\r", file.content_type assert_equal 19512, file.size #assert_equal File.read(File.dirname(__FILE__) + '/../../../activerecord/test/fixtures/flowers.jpg'), file.read end def test_mixed_files params = process('mixed_files') assert_equal %w(files foo), params.keys.sort assert_equal 'bar', params['foo'] # Ruby CGI doesn't handle multipart/mixed for us. assert_kind_of String, params['files'] assert_equal 19756, params['files'].size end private def process(name) File.open(File.join(FIXTURE_PATH, name), 'rb') do |file| content_length = file.stat.size.to_s content_type = 'multipart/form-data, boundary=AaB03x' ActionController::AbstractRequest.parse_formatted_request_parameters(file, content_type, content_length) end end end class XmlParamsParsingTest < Test::Unit::TestCase def test_single_file body = "David#{Base64.encode64('ABC')}" person = ActionController::AbstractRequest.parse_formatted_request_parameters(StringIO.new(body), 'application/xml', body.size) assert_equal "image/jpg", person['person']['avatar'].content_type assert_equal "me.jpg", person['person']['avatar'].original_filename assert_equal "ABC", person['person']['avatar'].read end def test_multiple_files body = <<-end_body David #{Base64.encode64('ABC')} #{Base64.encode64('DEF')} end_body person = ActionController::AbstractRequest.parse_formatted_request_parameters(StringIO.new(body), 'application/xml', body.size) assert_equal "image/jpg", person['person']['avatars']['avatar'].first.content_type assert_equal "me.jpg", person['person']['avatars']['avatar'].first.original_filename assert_equal "ABC", person['person']['avatars']['avatar'].first.read assert_equal "image/gif", person['person']['avatars']['avatar'].last.content_type assert_equal "you.gif", person['person']['avatars']['avatar'].last.original_filename assert_equal "DEF", person['person']['avatars']['avatar'].last.read end end