summaryrefslogtreecommitdiff
path: root/jni/ruby/test/psych/test_to_yaml_properties.rb
blob: 5b4860c43543dbce6fefb48f7a2cea5e5f3482ed (plain)
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
require_relative 'helper'

module Psych
  class TestToYamlProperties < MiniTest::Unit::TestCase
    class Foo
      attr_accessor :a, :b, :c
      def initialize
        @a = 1
        @b = 2
        @c = 3
      end

      def to_yaml_properties
        [:@a, :@b]
      end
    end

    def test_object_dump_yaml_properties
      foo = Psych.load(Psych.dump(Foo.new))
      assert_equal 1, foo.a
      assert_equal 2, foo.b
      assert_nil foo.c
    end

    class Bar < Struct.new(:foo, :bar)
      attr_reader :baz
      def initialize *args
        super
        @baz = 'hello'
      end

      def to_yaml_properties
        []
      end
    end

    def test_struct_dump_yaml_properties
      bar = Psych.load(Psych.dump(Bar.new('a', 'b')))
      assert_equal 'a', bar.foo
      assert_equal 'b', bar.bar
      assert_nil bar.baz
    end

    def test_string_dump
      string = "okonomiyaki"
      class << string
        def to_yaml_properties
          [:@tastes]
        end
      end

      string.instance_variable_set(:@tastes, 'delicious')
      v = Psych.load Psych.dump string
      assert_equal 'delicious', v.instance_variable_get(:@tastes)
    end

    def test_string_load_syck
      str = Psych.load("--- !str \nstr: okonomiyaki\n:@tastes: delicious\n")
      assert_equal 'okonomiyaki', str
      assert_equal 'delicious', str.instance_variable_get(:@tastes)
    end
  end
end