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require 'spec_helper'
require 'puppet/concurrent/thread_local_singleton'
class PuppetSpec::Singleton
extend Puppet::Concurrent::ThreadLocalSingleton
end
# Use the `equal?` matcher to ensure we get the same object
describe Puppet::Concurrent::ThreadLocalSingleton do
it 'returns the same object for a single thread' do
expect(PuppetSpec::Singleton.singleton).to equal(PuppetSpec::Singleton.singleton)
end
it 'is not inherited for a newly created thread' do
main_thread_local = PuppetSpec::Singleton.singleton
Thread.new do
expect(main_thread_local).to_not equal(PuppetSpec::Singleton.singleton)
end.join
end
it 'does not leak outside a thread' do
thread_local = nil
Thread.new do
thread_local = PuppetSpec::Singleton.singleton
end.join
expect(thread_local).to_not equal(PuppetSpec::Singleton.singleton)
end
it 'is different for each thread' do
locals = []
Thread.new do
locals << PuppetSpec::Singleton.singleton
end.join
Thread.new do
locals << PuppetSpec::Singleton.singleton
end.join
expect(locals.first).to_not equal(locals.last)
end
end
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