entrances := client.EntranceListener()
exits := client.ExitListener()
childRunner2.TriggerReady()
Eventually(entrances).Should(Receive(&entrance2))
Ω(entrance2.Member).Should(Equal(member2))
childRunner1.TriggerReady()
Eventually(entrances).Should(Receive(&entrance1))
Ω(entrance1.Member).Should(Equal(member1))
childRunner3.TriggerReady()
Eventually(entrances).Should(Receive(&entrance3))
Ω(entrance3.Member).Should(Equal(member3))
childRunner2.TriggerExit(nil)
Eventually(exits).Should(Receive(&exit2))
Ω(exit2.Member).Should(Equal(member2))
childRunner1.TriggerExit(nil)
Eventually(exits).Should(Receive(&exit1))
Ω(exit1.Member).Should(Equal(member1))
childRunner3.TriggerExit(nil)
Eventually(exits).Should(Receive(&exit3))
Ω(exit3.Member).Should(Equal(member3))
})
It("announces the most recent events that have already occured, up to the buffer size", func() {
entrance2, entrance3 := grouper.EntranceEvent{}, grouper.EntranceEvent{}
exit2, exit3 := grouper.ExitEvent{}, grouper.ExitEvent{}
case runner := <-loadedRunners:
return runner
default:
return nil
}
}
loadedRunner = fake_runner.NewTestRunner()
loadedRunners <- loadedRunner
})
AfterEach(func() {
loadedRunner.EnsureExit()
})
It("executes the returned Runner", func() {
testRunner.TriggerExit(nil)
loadedRunner.TriggerExit(nil)
})
})
Context("when load returns nil", func() {
BeforeEach(func() {
restarter.Load = func(runner ifrit.Runner, err error) ifrit.Runner {
return nil
}
})
It("exits after running the initial Runner", func() {
testRunner.TriggerExit(nil)
Eventually(process.Wait()).Should(Receive(BeNil()))
})
})
Describe("when it receives a signal", func() {
BeforeEach(func() {
groupProcess.Signal(syscall.SIGUSR2)
})
It("sends the signal to all child runners", func() {
Eventually(signal1).Should(Receive(Equal(syscall.SIGUSR2)))
Eventually(signal2).Should(Receive(Equal(syscall.SIGUSR2)))
Eventually(signal3).Should(Receive(Equal(syscall.SIGUSR2)))
})
It("doesn't send any more signals to remaining child processes", func() {
Eventually(signal3).Should(Receive(Equal(syscall.SIGUSR2)))
childRunner2.TriggerExit(nil)
Consistently(signal3).ShouldNot(Receive())
})
})
Describe("when a process exits cleanly", func() {
BeforeEach(func() {
childRunner1.TriggerExit(nil)
})
It("sends an interrupt signal to the other processes", func() {
Eventually(signal2).Should(Receive(Equal(os.Interrupt)))
Eventually(signal3).Should(Receive(Equal(os.Interrupt)))
})
It("does not exit", func() {