if n, _ := returnedFds[1].Read(exit); n > 0 {
return exit[0]
}
return 255
}).Should(Equal(byte(42)))
})
})
Context("when wait does not return", func() {
var block chan struct{}
BeforeEach(func() {
block = make(chan struct{})
runner.WaitStub = func(*exec.Cmd) byte {
<-block
return 0
}
})
It("does not block", func(done Done) {
close(block)
Eventually(func() byte {
exit := make([]byte, 1)
if n, _ := returnedFds[1].Read(exit); n > 0 {
return exit[0]
}
return 255
}, 10.0).Should(Equal(byte(0)))
close(done)
}, 30.0)
