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$LOAD_PATH.unshift(File.expand_path(File.join(__FILE__, "../../../../lib")))
require 'heapy'
Heapy::Alive.start_object_trace!(heap_file: ENV.fetch('HEAP_FILE'))
class Foo
end
def run
thing = 3.times.map {
foo = Foo.new
Heapy::Alive.trace_without_retain(foo)
foo
}
nil
end
run
alive_count = Heapy::Alive.traced_objects.select {|tracer|
puts tracer.inspect
tracer.object_retained?
}.length
# should return 0, no traced objects are returned
puts "Heapy output: #{alive_count}"
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