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require 'abstract_unit'
class JsonParamsParsingTest < ActionDispatch::IntegrationTest
class TestController < ActionController::Base
class << self
attr_accessor :last_request_parameters
end
def parse
self.class.last_request_parameters = request.request_parameters
head :ok
end
end
def teardown
TestController.last_request_parameters = nil
end
test "parses json params for application json" do
assert_parses(
{"person" => {"name" => "David"}},
"{\"person\": {\"name\": \"David\"}}", { 'CONTENT_TYPE' => 'application/json' }
)
end
test "parses boolean and number json params for application json" do
assert_parses(
{"item" => {"enabled" => false, "count" => 10}},
"{\"item\": {\"enabled\": false, \"count\": 10}}", { 'CONTENT_TYPE' => 'application/json' }
)
end
test "parses json params for application jsonrequest" do
assert_parses(
{"person" => {"name" => "David"}},
"{\"person\": {\"name\": \"David\"}}", { 'CONTENT_TYPE' => 'application/jsonrequest' }
)
end
test "does not parse unregistered media types such as application/vnd.api+json" do
assert_parses(
{},
"{\"person\": {\"name\": \"David\"}}", { 'CONTENT_TYPE' => 'application/vnd.api+json' }
)
end
test "nils are stripped from collections" do
assert_parses(
{"person" => []},
"{\"person\":[null]}", { 'CONTENT_TYPE' => 'application/json' }
)
assert_parses(
{"person" => ['foo']},
"{\"person\":[\"foo\",null]}", { 'CONTENT_TYPE' => 'application/json' }
)
assert_parses(
{"person" => []},
"{\"person\":[null, null]}", { 'CONTENT_TYPE' => 'application/json' }
)
end
test "logs error if parsing unsuccessful" do
with_test_routing do
output = StringIO.new
json = "[\"person]\": {\"name\": \"David\"}}"
post "/parse", params: json, headers: { 'CONTENT_TYPE' => 'application/json', 'action_dispatch.show_exceptions' => true, 'action_dispatch.logger' => ActiveSupport::Logger.new(output) }
assert_response :bad_request
output.rewind && err = output.read
assert err =~ /Error occurred while parsing request parameters/
end
end
test "occurring a parse error if parsing unsuccessful" do
with_test_routing do
begin
$stderr = StringIO.new # suppress the log
json = "[\"person]\": {\"name\": \"David\"}}"
exception = assert_raise(ActionDispatch::ParamsParser::ParseError) { post "/parse", json, {'CONTENT_TYPE' => 'application/json', 'action_dispatch.show_exceptions' => false} }
assert_equal JSON::ParserError, exception.cause.class
assert_equal exception.cause.message, exception.message
ensure
$stderr = STDERR
end
end
end
test 'raw_post is not empty for JSON request' do
with_test_routing do
post '/parse', params: '{"posts": [{"title": "Post Title"}]}', headers: { 'CONTENT_TYPE' => 'application/json' }
assert_equal '{"posts": [{"title": "Post Title"}]}', request.raw_post
end
end
private
def assert_parses(expected, actual, headers = {})
with_test_routing do
post "/parse", params: actual, headers: headers
assert_response :ok
assert_equal(expected, TestController.last_request_parameters)
end
end
def with_test_routing
with_routing do |set|
set.draw do
post ':action', :to => ::JsonParamsParsingTest::TestController
end
yield
end
end
end
class RootLessJSONParamsParsingTest < ActionDispatch::IntegrationTest
class UsersController < ActionController::Base
wrap_parameters :format => :json
class << self
attr_accessor :last_request_parameters, :last_parameters
end
def parse
self.class.last_request_parameters = request.request_parameters
self.class.last_parameters = params.to_unsafe_h
head :ok
end
end
def teardown
UsersController.last_request_parameters = nil
end
test "parses json params for application json" do
assert_parses(
{"user" => {"username" => "sikachu"}, "username" => "sikachu"},
"{\"username\": \"sikachu\"}", { 'CONTENT_TYPE' => 'application/json' }
)
end
test "parses json params for application jsonrequest" do
assert_parses(
{"user" => {"username" => "sikachu"}, "username" => "sikachu"},
"{\"username\": \"sikachu\"}", { 'CONTENT_TYPE' => 'application/jsonrequest' }
)
end
test "parses json with non-object JSON content" do
assert_parses(
{"user" => {"_json" => "string content" }, "_json" => "string content" },
"\"string content\"", { 'CONTENT_TYPE' => 'application/json' }
)
end
test "parses json params after custom json mime type registered" do
begin
Mime::Type.unregister :json
Mime::Type.register "application/json", :json, %w(application/vnd.api+json)
assert_parses(
{"user" => {"username" => "meinac"}, "username" => "meinac"},
"{\"username\": \"meinac\"}", { 'CONTENT_TYPE' => 'application/json' }
)
ensure
Mime::Type.unregister :json
Mime::Type.register "application/json", :json, %w( text/x-json application/jsonrequest )
end
end
test "parses json params after custom json mime type registered with synonym" do
begin
Mime::Type.unregister :json
Mime::Type.register "application/json", :json, %w(application/vnd.api+json)
assert_parses(
{"user" => {"username" => "meinac"}, "username" => "meinac"},
"{\"username\": \"meinac\"}", { 'CONTENT_TYPE' => 'application/vnd.api+json' }
)
ensure
Mime::Type.unregister :json
Mime::Type.register "application/json", :json, %w( text/x-json application/jsonrequest )
end
end
private
def assert_parses(expected, actual, headers = {})
with_test_routing(UsersController) do
post "/parse", params: actual, headers: headers
assert_response :ok
assert_equal(expected, UsersController.last_request_parameters)
assert_equal(expected.merge({"action" => "parse"}), UsersController.last_parameters)
end
end
def with_test_routing(controller)
with_routing do |set|
set.draw do
post ':action', :to => controller
end
yield
end
end
end
|
