зеркало из https://github.com/github/ruby.git
52 строки
1.0 KiB
Ruby
52 строки
1.0 KiB
Ruby
require 'psych/helper'
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class PsychStructWithIvar < Struct.new(:foo)
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attr_reader :bar
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def initialize *args
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super
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@bar = 'hello'
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end
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end
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module Psych
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class TestStruct < TestCase
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class StructSubclass < Struct.new(:foo)
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def initialize foo, bar
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super(foo)
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@bar = bar
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end
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end
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def test_self_referential_struct
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ss = StructSubclass.new(nil, 'foo')
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ss.foo = ss
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loaded = Psych.load(Psych.dump(ss))
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assert_instance_of(StructSubclass, loaded.foo)
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# FIXME: This seems to cause an infinite loop. wtf. Must report a bug
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# in ruby.
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# assert_equal(ss, loaded)
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end
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def test_roundtrip
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thing = PsychStructWithIvar.new('bar')
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struct = Psych.load(Psych.dump(thing))
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assert_equal 'hello', struct.bar
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assert_equal 'bar', struct.foo
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end
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def test_load
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obj = Psych.load(<<-eoyml)
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--- !ruby/struct:PsychStructWithIvar
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:foo: bar
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:@bar: hello
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eoyml
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assert_equal 'hello', obj.bar
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assert_equal 'bar', obj.foo
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end
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end
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end
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