})
})
})
Describe("Teardown", func() {
It("tears down the sandbox", func() {
err := sb.Teardown()
Expect(err).NotTo(HaveOccurred())
})
It("stops the arp miss monitor", func() {
err := sb.Teardown()
Expect(err).NotTo(HaveOccurred())
Expect(watcher.StopMonitorCallCount()).To(Equal(1))
targetNS := watcher.StopMonitorArgsForCall(0)
Expect(targetNS).To(Equal(sbNamespace))
})
Context("when the DNS server has been launched", func() {
var process *fakes.Process
BeforeEach(func() {
process = &fakes.Process{}
invoker.InvokeReturns(process)
runner := &fakes.Runner{}
err := sb.LaunchDNS(runner)
Expect(err).NotTo(HaveOccurred())
})
It("does not close the ready channel", func() {
Consistently(process.Ready()).ShouldNot(BeClosed())
})
})
It("calls StopMonitor when signaled", func() {
Eventually(process.Ready()).Should(BeClosed())
errCh := process.Wait()
Consistently(errCh).ShouldNot(Receive())
process.Signal(os.Kill)
Eventually(missWatcher.StopMonitorCallCount).Should(Equal(1))
Eventually(errCh).Should(Receive(BeNil()))
namespace := missWatcher.StopMonitorArgsForCall(0)
Expect(namespace).To(Equal(ns))
})
Context("when StopMonitor fails", func() {
BeforeEach(func() {
missWatcher.StopMonitorReturns(errors.New("kiwi"))
})
It("returns a meaningful error", func() {
errCh := process.Wait()
process.Signal(os.Kill)
Eventually(errCh).Should(Receive(MatchError("stop monitor: kiwi")))
})
})