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require "spec_helper"
describe Bunny::HeartbeatSender do
let(:transport) { instance_double("Bunny::Transport") }
# let(:logger) { StringIO.new } # keep test output clear
let(:logger) { Logger.new(STDOUT) }
let(:heartbeat_sender) do
allow(Bunny::Transport).to receive(:new).and_return(transport)
described_class.new(Bunny::Transport.new, logger)
end
it "raises an error when standard error is raised" do
allow(logger).to receive(:error)
# This simulates a transport that raises an error.
allow(heartbeat_sender).to receive(:beat).and_raise(StandardError.new("This error should be logged"))
heartbeat_sender.start
expect(logger).to have_received(:error).with("Error in the hearbeat sender: This error should be logged")
end
end
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