require_relative "../../../../base" describe "VagrantPlugins::GuestLinux::Cap::Port" do let(:caps) do VagrantPlugins::GuestLinux::Plugin .components .guest_capabilities[:linux] end let(:machine) { double("machine") } let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) } before do allow(machine).to receive(:communicate).and_return(comm) end after do comm.verify_expectations! end describe ".port_open_check" do let(:cap) { caps.get(:port_open_check) } it "checks if the port is open" do port = 8080 comm.expect_command("nc -z -w2 127.0.0.1 #{port}") cap.port_open_check(machine, port) end end end