require 'test/unit'

class TestGH5939 < Test::Unit::TestCase

class Primitive

def _value

@__value ||= 0.0

end

def +(other)

_value + other

end

def ==(other)

other == _value

end

def to_f

_value.to_f

end

end

def test_op_indy_regression

threads = []

30.times do

threads << Thread.start do

begin

i = Object.new

def i.version; @version ||= Primitive.new end

assert_equal 11.0, i.version + 11.0

assert_false i.version == 5.0

assert_true 0.0 == i.version

true

rescue java.lang.Exception => ex

warn("#{__method__} FAILED WITH: #{ex}")

raise ex

end

end

end

threads.each &:join

threads.each do |thread|

assert thread.value # should not raise (if thread raised an exception)

end

end

end