65 lines
1.4 KiB
Ruby
65 lines
1.4 KiB
Ruby
require 'test/unit'
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require 'yaml'
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module Syck
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class TestYamlProperties < Test::Unit::TestCase
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class Foo
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attr_reader :a, :b, :c
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def initialize
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@a = 1
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@b = 2
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@c = 3
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end
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def to_yaml_properties
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[:@a, :@b]
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end
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end
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def test_object_dump_yaml_properties
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foo = YAML.load(YAML.dump(Foo.new))
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assert_equal 1, foo.a
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assert_equal 2, foo.b
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assert_nil foo.c
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end
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class Bar < Struct.new(:foo, :bar)
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attr_reader :baz
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def initialize *args
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super
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@baz = 'hello'
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end
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def to_yaml_properties
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[]
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end
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end
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def test_struct_dump_yaml_properties
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bar = YAML.load(YAML.dump(Bar.new('a', 'b')))
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assert_equal 'a', bar.foo
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assert_equal 'b', bar.bar
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assert_nil bar.baz
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end
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def test_string_dump
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string = "okonomiyaki"
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class << string
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def to_yaml_properties
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[:@tastes]
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end
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end
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string.instance_variable_set(:@tastes, 'delicious')
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v = YAML.load YAML.dump string
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assert_equal 'delicious', v.instance_variable_get(:@tastes)
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end
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def test_string_load
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str = YAML.load("--- !str \nstr: okonomiyaki\n:@tastes: delicious\n")
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assert_equal 'okonomiyaki', str
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assert_equal 'delicious', str.instance_variable_get(:@tastes)
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end
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end
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end
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