aboutsummaryrefslogtreecommitdiffstats
path: root/activemodel/test/cases/serializeration/json_serialization_test.rb
blob: 91e123e6554dccd81e9c2e2bf367213c7985bd0e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
require 'cases/helper'
require 'models/contact'
require 'active_support/core_ext/object/instance_variables'

class Contact
  extend ActiveModel::Naming
  include ActiveModel::Serializers::JSON

  def attributes
    instance_values
  end unless method_defined?(:attributes)
end

class JsonSerializationTest < ActiveModel::TestCase
  def setup
    @contact = Contact.new
    @contact.name = 'Konata Izumi'
    @contact.age = 16
    @contact.created_at = Time.utc(2006, 8, 1)
    @contact.awesome = true
    @contact.preferences = { 'shows' => 'anime' }
  end

  test "should include root in json" do
    json = @contact.to_json

    assert_match %r{^\{"contact":\{}, json
    assert_match %r{"name":"Konata Izumi"}, json
    assert_match %r{"age":16}, json
    assert json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
    assert_match %r{"awesome":true}, json
    assert_match %r{"preferences":\{"shows":"anime"\}}, json
  end

  test "should not include root in json" do
    begin
      Contact.include_root_in_json = false
      json = @contact.to_json

      assert_no_match %r{^\{"contact":\{}, json
      assert_match %r{"name":"Konata Izumi"}, json
      assert_match %r{"age":16}, json
      assert json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
      assert_match %r{"awesome":true}, json
      assert_match %r{"preferences":\{"shows":"anime"\}}, json
    ensure
      Contact.include_root_in_json = true
    end
  end

  test "should include custom root in json" do
    json = @contact.to_json(:root => 'json_contact')

    assert_match %r{^\{"json_contact":\{}, json
    assert_match %r{"name":"Konata Izumi"}, json
    assert_match %r{"age":16}, json
    assert json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
    assert_match %r{"awesome":true}, json
    assert_match %r{"preferences":\{"shows":"anime"\}}, json
  end

  test "should encode all encodable attributes" do
    json = @contact.to_json

    assert_match %r{"name":"Konata Izumi"}, json
    assert_match %r{"age":16}, json
    assert json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
    assert_match %r{"awesome":true}, json
    assert_match %r{"preferences":\{"shows":"anime"\}}, json
  end

  test "should allow attribute filtering with only" do
    json = @contact.to_json(:only => [:name, :age])

    assert_match %r{"name":"Konata Izumi"}, json
    assert_match %r{"age":16}, json
    assert_no_match %r{"awesome":true}, json
    assert !json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
    assert_no_match %r{"preferences":\{"shows":"anime"\}}, json
  end

  test "should allow attribute filtering with except" do
    json = @contact.to_json(:except => [:name, :age])

    assert_no_match %r{"name":"Konata Izumi"}, json
    assert_no_match %r{"age":16}, json
    assert_match %r{"awesome":true}, json
    assert json.include?(%("created_at":#{ActiveSupport::JSON.encode(Time.utc(2006, 8, 1))}))
    assert_match %r{"preferences":\{"shows":"anime"\}}, json
  end

  test "methods are called on object" do
    # Define methods on fixture.
    def @contact.label; "Has cheezburger"; end
    def @contact.favorite_quote; "Constraints are liberating"; end

    # Single method.
    assert_match %r{"label":"Has cheezburger"}, @contact.to_json(:only => :name, :methods => :label)

    # Both methods.
    methods_json = @contact.to_json(:only => :name, :methods => [:label, :favorite_quote])
    assert_match %r{"label":"Has cheezburger"}, methods_json
    assert_match %r{"favorite_quote":"Constraints are liberating"}, methods_json
  end

  test "should return OrderedHash for errors" do
    car = Automobile.new

    # run the validation
    car.valid?

    hash = ActiveSupport::OrderedHash.new
    hash[:make]  = "can't be blank"
    hash[:model] = "is too short (minimum is 2 characters)"
    assert_equal hash.to_json, car.errors.to_json
  end


end