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# frozen_string_literal: true
require "abstract_unit"
require "active_support/json"
require "active_support/time"
require "time_zone_test_helpers"
class TestJSONDecoding < ActiveSupport::TestCase
include TimeZoneTestHelpers
class Foo
def self.json_create(object)
"Foo"
end
end
TESTS = {
%q({"returnTo":{"\/categories":"\/"}}) => { "returnTo" => { "/categories" => "/" } },
%q({"return\\"To\\":":{"\/categories":"\/"}}) => { "return\"To\":" => { "/categories" => "/" } },
%q({"returnTo":{"\/categories":1}}) => { "returnTo" => { "/categories" => 1 } },
%({"returnTo":[1,"a"]}) => { "returnTo" => [1, "a"] },
%({"returnTo":[1,"\\"a\\",", "b"]}) => { "returnTo" => [1, "\"a\",", "b"] },
%({"a": "'", "b": "5,000"}) => { "a" => "'", "b" => "5,000" },
%({"a": "a's, b's and c's", "b": "5,000"}) => { "a" => "a's, b's and c's", "b" => "5,000" },
# multibyte
%({"matzue": "松江", "asakusa": "浅草"}) => { "matzue" => "松江", "asakusa" => "浅草" },
%({"a": "2007-01-01"}) => { "a" => Date.new(2007, 1, 1) },
%({"a": "2007-01-01 01:12:34 Z"}) => { "a" => Time.utc(2007, 1, 1, 1, 12, 34) },
%(["2007-01-01 01:12:34 Z"]) => [Time.utc(2007, 1, 1, 1, 12, 34)],
%(["2007-01-01 01:12:34 Z", "2007-01-01 01:12:35 Z"]) => [Time.utc(2007, 1, 1, 1, 12, 34), Time.utc(2007, 1, 1, 1, 12, 35)],
# no time zone
%({"a": "2007-01-01 01:12:34"}) => { "a" => Time.new(2007, 1, 1, 1, 12, 34, "-05:00") },
# invalid date
%({"a": "1089-10-40"}) => { "a" => "1089-10-40" },
# xmlschema date notation
%({"a": "2009-08-10T19:01:02"}) => { "a" => Time.new(2009, 8, 10, 19, 1, 2, "-04:00") },
%({"a": "2009-08-10T19:01:02Z"}) => { "a" => Time.utc(2009, 8, 10, 19, 1, 2) },
%({"a": "2009-08-10T19:01:02+02:00"}) => { "a" => Time.utc(2009, 8, 10, 17, 1, 2) },
%({"a": "2009-08-10T19:01:02-05:00"}) => { "a" => Time.utc(2009, 8, 11, 00, 1, 2) },
# needs to be *exact*
%({"a": " 2007-01-01 01:12:34 Z "}) => { "a" => " 2007-01-01 01:12:34 Z " },
%({"a": "2007-01-01 : it's your birthday"}) => { "a" => "2007-01-01 : it's your birthday" },
%([]) => [],
%({}) => {},
%({"a":1}) => { "a" => 1 },
%({"a": ""}) => { "a" => "" },
%({"a":"\\""}) => { "a" => "\"" },
%({"a": null}) => { "a" => nil },
%({"a": true}) => { "a" => true },
%({"a": false}) => { "a" => false },
'{"bad":"\\\\","trailing":""}' => { "bad" => "\\", "trailing" => "" },
%q({"a": "http:\/\/test.host\/posts\/1"}) => { "a" => "http://test.host/posts/1" },
%q({"a": "\u003cunicode\u0020escape\u003e"}) => { "a" => "<unicode escape>" },
'{"a": "\\\\u0020skip double backslashes"}' => { "a" => "\\u0020skip double backslashes" },
%q({"a": "\u003cbr /\u003e"}) => { "a" => "<br />" },
%q({"b":["\u003ci\u003e","\u003cb\u003e","\u003cu\u003e"]}) => { "b" => ["<i>", "<b>", "<u>"] },
# test combination of dates and escaped or unicode encoded data in arrays
%q([{"d":"1970-01-01", "s":"\u0020escape"},{"d":"1970-01-01", "s":"\u0020escape"}]) =>
[{ "d" => Date.new(1970, 1, 1), "s" => " escape" }, { "d" => Date.new(1970, 1, 1), "s" => " escape" }],
%q([{"d":"1970-01-01","s":"http:\/\/example.com"},{"d":"1970-01-01","s":"http:\/\/example.com"}]) =>
[{ "d" => Date.new(1970, 1, 1), "s" => "http://example.com" },
{ "d" => Date.new(1970, 1, 1), "s" => "http://example.com" }],
# tests escaping of "\n" char with Yaml backend
%q({"a":"\n"}) => { "a" => "\n" },
%q({"a":"\u000a"}) => { "a" => "\n" },
%q({"a":"Line1\u000aLine2"}) => { "a" => "Line1\nLine2" },
# prevent json unmarshalling
'{"json_class":"TestJSONDecoding::Foo"}' => { "json_class" => "TestJSONDecoding::Foo" },
# json "fragments" - these are invalid JSON, but ActionPack relies on this
'"a string"' => "a string",
"1.1" => 1.1,
"1" => 1,
"-1" => -1,
"true" => true,
"false" => false,
"null" => nil
}
TESTS.each_with_index do |(json, expected), index|
fail_message = "JSON decoding failed for #{json}"
test "json decodes #{index}" do
with_tz_default "Eastern Time (US & Canada)" do
with_parse_json_times(true) do
silence_warnings do
if expected.nil?
assert_nil ActiveSupport::JSON.decode(json), fail_message
else
assert_equal expected, ActiveSupport::JSON.decode(json), fail_message
end
end
end
end
end
end
test "json decodes time json with time parsing disabled" do
with_parse_json_times(false) do
expected = { "a" => "2007-01-01 01:12:34 Z" }
assert_equal expected, ActiveSupport::JSON.decode(%({"a": "2007-01-01 01:12:34 Z"}))
end
end
def test_failed_json_decoding
assert_raise(ActiveSupport::JSON.parse_error) { ActiveSupport::JSON.decode(%(undefined)) }
assert_raise(ActiveSupport::JSON.parse_error) { ActiveSupport::JSON.decode(%({a: 1})) }
assert_raise(ActiveSupport::JSON.parse_error) { ActiveSupport::JSON.decode(%({: 1})) }
assert_raise(ActiveSupport::JSON.parse_error) { ActiveSupport::JSON.decode(%()) }
end
def test_cannot_pass_unsupported_options
assert_raise(ArgumentError) { ActiveSupport::JSON.decode("", create_additions: true) }
end
private
def with_parse_json_times(value)
old_value = ActiveSupport.parse_json_times
ActiveSupport.parse_json_times = value
yield
ensure
ActiveSupport.parse_json_times = old_value
end
end
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