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# frozen_string_literal: true
require_relative 'helper'
class TestPsychRactor < Test::Unit::TestCase
def test_ractor_round_trip
assert_ractor(<<~RUBY, require_relative: 'helper')
obj = {foo: [42]}
obj2 = Ractor.new(obj) do |obj|
Psych.unsafe_load(Psych.dump(obj))
end.take
assert_equal obj, obj2
RUBY
end
def test_not_shareable
# There's no point in making these frozen / shareable
# and the C-ext disregards begin frozen
assert_ractor(<<~RUBY, require_relative: 'helper')
parser = Psych::Parser.new
emitter = Psych::Emitter.new(nil)
assert_raise(Ractor::Error) { Ractor.make_shareable(parser) }
assert_raise(Ractor::Error) { Ractor.make_shareable(emitter) }
RUBY
end
def test_ractor_config
# Config is ractor-local
# Test is to make sure it works, even though usage is probably very low.
# The methods are not documented and might be deprecated one day
assert_ractor(<<~RUBY, require_relative: 'helper')
r = Ractor.new do
Psych.add_builtin_type 'omap' do |type, val|
val * 2
end
Psych.load('--- !!omap hello')
end.take
assert_equal 'hellohello', r
assert_equal 'hello', Psych.load('--- !!omap hello')
RUBY
end
def test_ractor_constants
assert_ractor(<<~RUBY, require_relative: 'helper')
r = Ractor.new do
Psych.libyaml_version.join('.') == Psych::LIBYAML_VERSION
end.take
assert_equal true, r
RUBY
end
end if defined?(Ractor)
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