require_relative 'helper' module Psych class TestSet < TestCase def setup super @set = Psych::Set.new @set['foo'] = 'bar' @set['bar'] = 'baz' end def test_dump assert_match(/!set/, Psych.dump(@set)) end def test_roundtrip assert_cycle(@set) end ### # FIXME: Syck should also support !!set as shorthand def test_load_from_yaml loaded = Psych.load(<<-eoyml) --- !set foo: bar bar: baz eoyml assert_equal(@set, loaded) end def test_loaded_class assert_instance_of(Psych::Set, Psych.load(Psych.dump(@set))) end def test_set_shorthand loaded = Psych.load(<<-eoyml) --- !!set foo: bar bar: baz eoyml assert_instance_of(Psych::Set, loaded) end def test_set_self_reference @set['self'] = @set assert_cycle(@set) end end end