func main() {
someChannel := make(chan int, 10)
count := 5
lights := lightsoff.New(count, func() {
close(someChannel)
})
for i := 0; i < count; i++ {
go run(someChannel, lights)
}
for range someChannel {
//NOP
}
}
"github.com/apoydence/lightsoff"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Lightsoff", func() {
var (
lightsOff *lightsoff.LightsOff
funcCalled chan struct{}
)
BeforeEach(func() {
funcCalled = make(chan struct{})
lightsOff = lightsoff.New(5, func() {
close(funcCalled)
})
})
It("calls the callback function once everyone is done", func() {
for i := 0; i < 5; i++ {
go func() {
lightsOff.TurnOff()
}()
}
Eventually(funcCalled).Should(BeClosed())
})
It("calls the callback only once", func() {
var wg sync.WaitGroup