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# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2019-2022, by Samuel Williams.
# Copyright, 2020, by Scott Tadman.
require 'rspec/files/leaks'
require 'rspec/core/sandbox'
require 'tempfile'
RSpec.describe RSpec::Files::Leaks do
include_context RSpec::Files::Leaks
it "leaks IO instances" do
expect(before_ios).to be == current_ios
input, output = IO.pipe
expect(before_ios).to_not be == current_ios
input.close
output.close
expect(before_ios).to be == current_ios
end
it "fails if it leaks IO instances" do
group = RSpec::Core::Sandbox.sandboxed{RSpec.describe}
group.include_context RSpec::Files::Leaks
pipe = nil
group.example("leaky example") do
pipe = IO.pipe
end
result = group.run
pipe.each(&:close)
expect(result).to be_falsy
end
it "shouldn't leak io" do
# I've seen this create ios which are finalised.
ok = `echo OK`
end
end
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