Class TestJSONEncoding < ActiveSupport::TestCase

# File activesupport/test/json/encoding_test.rb, line 12
def sorted_json(json)
  return json unless json =~ /^\{.*\}$/
  '{' + json[1..-2].split(',').sort.join(',') + '}'
end

# File activesupport/test/json/encoding_test.rb, line 328
def test_array_as_json_without_options
  json = [ OptionsTest.new ].as_json
  assert_equal([:default], json)
end

# File activesupport/test/json/encoding_test.rb, line 217
def test_array_should_pass_encoding_options_to_children_in_as_json
  people = [
    { :name => 'John', :address => { :city => 'London', :country => 'UK' }},
    { :name => 'Jean', :address => { :city => 'Paris' , :country => 'France' }}
  ]
  json = people.as_json :only => [:address, :city]
  expected = [
    { 'address' => { 'city' => 'London' }},
    { 'address' => { 'city' => 'Paris' }}
  ]

  assert_equal(expected, json)
end

# File activesupport/test/json/encoding_test.rb, line 231
def test_array_should_pass_encoding_options_to_children_in_to_json
  people = [
    { :name => 'John', :address => { :city => 'London', :country => 'UK' }},
    { :name => 'Jean', :address => { :city => 'Paris' , :country => 'France' }}
  ]
  json = people.to_json :only => [:address, :city]

  assert_equal(%Q([{"address":{"city":"London"}},{"address":{"city":"Paris"}}]), json)
end

# File activesupport/test/json/encoding_test.rb, line 307
def test_array_to_json_should_not_keep_options_around
  f = CustomWithOptions.new
  f.foo = "hello"
  f.bar = "world"

  array = [f, {"foo" => "other_foo", "test" => "other_test"}]
  assert_equal([{"foo"=>"hello","bar"=>"world"},
                {"foo"=>"other_foo","test"=>"other_test"}], ActiveSupport::JSON.decode(array.to_json))
end

# File activesupport/test/json/encoding_test.rb, line 449
def test_datetime_to_json_with_custom_time_precision
  with_standard_json_time_format(true) do
    with_time_precision(0) do
      assert_equal "\"2000-01-01T00:00:00+00:00\"", ActiveSupport::JSON.encode(DateTime.new(2000))
    end
  end
end

# File activesupport/test/json/encoding_test.rb, line 257
def test_enumerable_should_generate_json_with_as_json
  json = People.new.as_json :only => [:address, :city]
  expected = [
    { 'address' => { 'city' => 'London' }},
    { 'address' => { 'city' => 'Paris' }}
  ]

  assert_equal(expected, json)
end

# File activesupport/test/json/encoding_test.rb, line 267
def test_enumerable_should_generate_json_with_to_json
  json = People.new.to_json :only => [:address, :city]
  assert_equal(%Q([{"address":{"city":"London"}},{"address":{"city":"Paris"}}]), json)
end

# File activesupport/test/json/encoding_test.rb, line 272
def test_enumerable_should_pass_encoding_options_to_children_in_as_json
  json = People.new.each.as_json :only => [:address, :city]
  expected = [
    { 'address' => { 'city' => 'London' }},
    { 'address' => { 'city' => 'Paris' }}
  ]

  assert_equal(expected, json)
end

# File activesupport/test/json/encoding_test.rb, line 282
def test_enumerable_should_pass_encoding_options_to_children_in_to_json
  json = People.new.each.to_json :only => [:address, :city]

  assert_equal(%Q([{"address":{"city":"London"}},{"address":{"city":"Paris"}}]), json)
end

# File activesupport/test/json/encoding_test.rb, line 103
def test_exception_raised_when_encoding_circular_reference_in_array
  a = [1]
  a << a
  assert_deprecated do
    assert_raise(ActiveSupport::JSON::Encoding::CircularReferenceError) { ActiveSupport::JSON.encode(a) }
  end
end

# File activesupport/test/json/encoding_test.rb, line 111
def test_exception_raised_when_encoding_circular_reference_in_hash
  a = { :name => 'foo' }
  a[:next] = a
  assert_deprecated do
    assert_raise(ActiveSupport::JSON::Encoding::CircularReferenceError) { ActiveSupport::JSON.encode(a) }
  end
end

# File activesupport/test/json/encoding_test.rb, line 119
def test_exception_raised_when_encoding_circular_reference_in_hash_inside_array
  a = { :name => 'foo', :sub => [] }
  a[:sub] << a
  assert_deprecated do
    assert_raise(ActiveSupport::JSON::Encoding::CircularReferenceError) { ActiveSupport::JSON.encode(a) }
  end
end

# File activesupport/test/json/encoding_test.rb, line 323
def test_hash_as_json_without_options
  json = { foo: OptionsTest.new }.as_json
  assert_equal({"foo" => :default}, json)
end

# File activesupport/test/json/encoding_test.rb, line 41
def test_hash_encoding
  assert_equal %Q({\"a\":\"b\"}), ActiveSupport::JSON.encode(:a => :b)
  assert_equal %Q({\"a\":1}), ActiveSupport::JSON.encode('a' => 1)
  assert_equal %Q({\"a\":[1,2]}), ActiveSupport::JSON.encode('a' => [1,2])
  assert_equal %Q({"1":2}), ActiveSupport::JSON.encode(1 => 2)

  assert_equal %Q({\"a\":\"b\",\"c\":\"d\"}), sorted_json(ActiveSupport::JSON.encode(:a => :b, :c => :d))
end

# File activesupport/test/json/encoding_test.rb, line 127
def test_hash_key_identifiers_are_always_quoted
  values = {0 => 0, 1 => 1, :_ => :_, "$" => "$", "a" => "a", :A => :A, :A0 => :A0, "A0B" => "A0B"}
  assert_equal %w( "$" "A" "A0" "A0B" "_" "a" "0" "1" ).sort, object_keys(ActiveSupport::JSON.encode(values))
end

# File activesupport/test/json/encoding_test.rb, line 50
def test_hash_keys_encoding
  ActiveSupport.escape_html_entities_in_json = true
  assert_equal "{\"\\u003c\\u003e\":\"\\u003c\\u003e\"}", ActiveSupport::JSON.encode("<>" => "<>")
ensure
  ActiveSupport.escape_html_entities_in_json = false
end

# File activesupport/test/json/encoding_test.rb, line 166
def test_hash_like_with_options
  h = JSONTest::Hashlike.new
  json = h.to_json :only => [:foo]

  assert_equal({"foo"=>"hello"}, JSON.parse(json))
end

# File activesupport/test/json/encoding_test.rb, line 136
def test_hash_should_allow_key_filtering_with_except
  assert_equal %Q({"b":2}), ActiveSupport::JSON.encode({'foo' => 'bar', :b => 2, :c => 3}, :except => ['foo', :c])
end

# File activesupport/test/json/encoding_test.rb, line 132
def test_hash_should_allow_key_filtering_with_only
  assert_equal %Q({"a":1}), ActiveSupport::JSON.encode({'a' => 1, :b => 2, :c => 3}, :only => 'a')
end

# File activesupport/test/json/encoding_test.rb, line 191
def test_hash_should_pass_encoding_options_to_children_in_as_json
  person = {
    :name => 'John',
    :address => {
      :city => 'London',
      :country => 'UK'
    }
  }
  json = person.as_json :only => [:address, :city]

  assert_equal({ 'address' => { 'city' => 'London' }}, json)
end

# File activesupport/test/json/encoding_test.rb, line 204
def test_hash_should_pass_encoding_options_to_children_in_to_json
  person = {
    :name => 'John',
    :address => {
      :city => 'London',
      :country => 'UK'
    }
  }
  json = person.to_json :only => [:address, :city]

  assert_equal(%Q({"address":{"city":"London"}}), json)
end

# File activesupport/test/json/encoding_test.rb, line 297
def test_hash_to_json_should_not_keep_options_around
  f = CustomWithOptions.new
  f.foo = "hello"
  f.bar = "world"

  hash = {"foo" => f, "other_hash" => {"foo" => "other_foo", "test" => "other_test"}}
  assert_equal({"foo"=>{"foo"=>"hello","bar"=>"world"},
                "other_hash" => {"foo"=>"other_foo","test"=>"other_test"}}, ActiveSupport::JSON.decode(hash.to_json))
end

# File activesupport/test/json/encoding_test.rb, line 148
def test_hash_with_time_to_json
  with_standard_json_time_format(false) do
    assert_equal '{"time":"2009/01/01 00:00:00 +0000"}', { :time => Time.utc(2009) }.to_json
  end
end

# File activesupport/test/json/encoding_test.rb, line 383
def test_json_gem_dump_by_passing_active_support_encoder
  h = HashWithAsJson.new
  h[:foo] = "hello"
  h[:bar] = "world"

  assert_equal %Q({"foo":"hello","bar":"world"}), JSON.dump(h)
  assert_nil h.as_json_called
end

# File activesupport/test/json/encoding_test.rb, line 392
def test_json_gem_generate_by_passing_active_support_encoder
  h = HashWithAsJson.new
  h[:foo] = "hello"
  h[:bar] = "world"

  assert_equal %Q({"foo":"hello","bar":"world"}), JSON.generate(h)
  assert_nil h.as_json_called
end

# File activesupport/test/json/encoding_test.rb, line 401
  def test_json_gem_pretty_generate_by_passing_active_support_encoder
    h = HashWithAsJson.new
    h[:foo] = "hello"
    h[:bar] = "world"

    assert_equal "{
  "foo": "hello",
  "bar": "world"
}
".chomp, JSON.pretty_generate(h)
    assert_nil h.as_json_called
  end

# File activesupport/test/json/encoding_test.rb, line 154
def test_nested_hash_with_float
  assert_nothing_raised do
    hash = {
      "CHI" => {
        :display_name => "chicago",
        :latitude => 123.234
      }
    }
    ActiveSupport::JSON.encode(hash)
  end
end

# File activesupport/test/json/encoding_test.rb, line 364
def test_nil_true_and_false_represented_as_themselves
  assert_equal nil,   nil.as_json
  assert_equal true,  true.as_json
  assert_equal false, false.as_json
end

# File activesupport/test/json/encoding_test.rb, line 67
def test_non_utf8_string_transcodes
  s = '二'.encode('Shift_JIS')
  result = ActiveSupport::JSON.encode(s)
  assert_equal '"二"', result
  assert_equal Encoding::UTF_8, result.encoding
end

# File activesupport/test/json/encoding_test.rb, line 173
def test_object_to_json_with_options
  obj = Object.new
  obj.instance_variable_set :@foo, "hello"
  obj.instance_variable_set :@bar, "world"
  json = obj.to_json :only => ["foo"]

  assert_equal({"foo"=>"hello"}, JSON.parse(json))
end

# File activesupport/test/json/encoding_test.rb, line 34
def test_process_status
  # There doesn't seem to be a good way to get a handle on a Process::Status object without actually
  # creating a child process, hence this to populate $?
  system("not_a_real_program_#{SecureRandom.hex}")
  assert_equal %Q({"exitstatus":#{$?.exitstatus},"pid":#{$?.pid}}), ActiveSupport::JSON.encode($?)
end

# File activesupport/test/json/encoding_test.rb, line 87
def test_reading_encode_big_decimal_as_string_option
  assert_deprecated do
    assert ActiveSupport.encode_big_decimal_as_string
  end
end

# File activesupport/test/json/encoding_test.rb, line 93
def test_setting_deprecated_encode_big_decimal_as_string_option
  assert_raise(NotImplementedError) do
    ActiveSupport.encode_big_decimal_as_string = true
  end

  assert_raise(NotImplementedError) do
    ActiveSupport.encode_big_decimal_as_string = false
  end
end

# File activesupport/test/json/encoding_test.rb, line 333
def test_struct_encoding
  Struct.new('UserNameAndEmail', :name, :email)
  Struct.new('UserNameAndDate', :name, :date)
  Struct.new('Custom', :name, :sub)
  user_email = Struct::UserNameAndEmail.new 'David', 'sample@example.com'
  user_birthday = Struct::UserNameAndDate.new 'David', Date.new(2010, 01, 01)
  custom = Struct::Custom.new 'David', user_birthday


  json_strings = ""
  json_string_and_date = ""
  json_custom = ""

  assert_nothing_raised do
    json_strings = user_email.to_json
    json_string_and_date = user_birthday.to_json
    json_custom = custom.to_json
  end

  assert_equal({"name" => "David",
                "sub" => {
                  "name" => "David",
                  "date" => "2010-01-01" }}, ActiveSupport::JSON.decode(json_custom))

  assert_equal({"name" => "David", "email" => "sample@example.com"},
               ActiveSupport::JSON.decode(json_strings))

  assert_equal({"name" => "David", "date" => "2010-01-01"},
               ActiveSupport::JSON.decode(json_string_and_date))
end

# File activesupport/test/json/encoding_test.rb, line 182
def test_struct_to_json_with_options
  struct = Struct.new(:foo, :bar).new
  struct.foo = "hello"
  struct.bar = "world"
  json = struct.to_json :only => [:foo]

  assert_equal({"foo"=>"hello"}, JSON.parse(json))
end

# File activesupport/test/json/encoding_test.rb, line 140
def test_time_to_json_includes_local_offset
  with_standard_json_time_format(true) do
    with_env_tz 'US/Eastern' do
      assert_equal %Q("2005-02-01T15:15:10.000-05:00"), ActiveSupport::JSON.encode(Time.local(2005,2,1,15,15,10))
    end
  end
end

# File activesupport/test/json/encoding_test.rb, line 441
def test_time_to_json_with_custom_time_precision
  with_standard_json_time_format(true) do
    with_time_precision(0) do
      assert_equal "\"2000-01-01T00:00:00Z\"", ActiveSupport::JSON.encode(Time.utc(2000))
    end
  end
end

# File activesupport/test/json/encoding_test.rb, line 457
def test_twz_to_json_when_wrapping_a_date_time
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  time = ActiveSupport::TimeWithZone.new(DateTime.new(2000), zone)
  assert_equal '"1999-12-31T19:00:00.000-05:00"', ActiveSupport::JSON.encode(time)
end

# File activesupport/test/json/encoding_test.rb, line 431
def test_twz_to_json_with_custom_time_precision
  with_standard_json_time_format(true) do
    with_time_precision(0) do
      zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
      time = ActiveSupport::TimeWithZone.new(Time.utc(2000), zone)
      assert_equal "\"1999-12-31T19:00:00-05:00\"", ActiveSupport::JSON.encode(time)
    end
  end
end

# File activesupport/test/json/encoding_test.rb, line 415
def test_twz_to_json_with_use_standard_json_time_format_config_set_to_false
  with_standard_json_time_format(false) do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
    time = ActiveSupport::TimeWithZone.new(Time.utc(2000), zone)
    assert_equal "\"1999/12/31 19:00:00 -0500\"", ActiveSupport::JSON.encode(time)
  end
end

# File activesupport/test/json/encoding_test.rb, line 423
def test_twz_to_json_with_use_standard_json_time_format_config_set_to_true
  with_standard_json_time_format(true) do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
    time = ActiveSupport::TimeWithZone.new(Time.utc(2000), zone)
    assert_equal "\"1999-12-31T19:00:00.000-05:00\"", ActiveSupport::JSON.encode(time)
  end
end

# File activesupport/test/json/encoding_test.rb, line 57
def test_utf8_string_encoded_properly
  result = ActiveSupport::JSON.encode('€2.99')
  assert_equal '"€2.99"', result
  assert_equal(Encoding::UTF_8, result.encoding)

  result = ActiveSupport::JSON.encode('✎☺')
  assert_equal '"✎☺"', result
  assert_equal(Encoding::UTF_8, result.encoding)
end

# File activesupport/test/json/encoding_test.rb, line 74
def test_wide_utf8_chars
  w = '𠜎'
  result = ActiveSupport::JSON.encode(w)
  assert_equal '"𠜎"', result
end

# File activesupport/test/json/encoding_test.rb, line 80
def test_wide_utf8_roundtrip
  hash = { string: "𐒑" }
  json = ActiveSupport::JSON.encode(hash)
  decoded_hash = ActiveSupport::JSON.decode(json)
  assert_equal "𐒑", decoded_hash['string']
end

# File activesupport/test/json/encoding_test.rb, line 465
def object_keys(json_object)
  json_object[1..-2].scan(/([^{}:,\s]+):/).flatten.sort
end

# File activesupport/test/json/encoding_test.rb, line 469
def with_standard_json_time_format(boolean = true)
  old, ActiveSupport.use_standard_json_time_format = ActiveSupport.use_standard_json_time_format, boolean
  yield
ensure
  ActiveSupport.use_standard_json_time_format = old
end

# File activesupport/test/json/encoding_test.rb, line 476
def with_time_precision(value)
  old_value = ActiveSupport::JSON::Encoding.time_precision
  ActiveSupport::JSON::Encoding.time_precision = value
  yield
ensure
  ActiveSupport::JSON::Encoding.time_precision = old_value
end