Golang NewFakeClock 예제들

예제 #1

파일: fake_ticker_test.go 프로젝트: vestel/bosh-init

	. "github.com/cloudfoundry/bosh-init/internal/github.com/onsi/ginkgo"
	. "github.com/cloudfoundry/bosh-init/internal/github.com/onsi/gomega"
)

var _ = Describe("FakeTicker", func() {
	const Δ = 10 * time.Millisecond

	var (
		fakeClock   *fakeclock.FakeClock
		initialTime time.Time
	)

	BeforeEach(func() {
		initialTime = time.Date(2014, 1, 1, 3, 0, 30, 0, time.UTC)
		fakeClock = fakeclock.NewFakeClock(initialTime)
	})

	It("provides a channel that receives the time at each interval", func() {
		ticker := fakeClock.NewTicker(10 * time.Second)
		timeChan := ticker.C()
		Consistently(timeChan, Δ).ShouldNot(Receive())

		fakeClock.Increment(5 * time.Second)
		Consistently(timeChan, Δ).ShouldNot(Receive())

		fakeClock.Increment(4 * time.Second)
		Consistently(timeChan, Δ).ShouldNot(Receive())

		fakeClock.Increment(1 * time.Second)
		Eventually(timeChan).Should(Receive(Equal(initialTime.Add(10 * time.Second))))

예제 #2

파일: stage_test.go 프로젝트: vestel/bosh-init

		ui              UI
		fakeTimeService *fakeclock.FakeClock

		uiOut, uiErr *bytes.Buffer
	)

	BeforeEach(func() {
		uiOut = bytes.NewBufferString("")
		uiErr = bytes.NewBufferString("")

		logOutBuffer = bytes.NewBufferString("")
		logErrBuffer = bytes.NewBufferString("")
		logger = boshlog.NewWriterLogger(boshlog.LevelDebug, logOutBuffer, logErrBuffer)

		ui = NewWriterUI(uiOut, uiErr, logger)
		fakeTimeService = fakeclock.NewFakeClock(time.Now())

		stage = NewStage(ui, fakeTimeService, logger)
	})

	Describe("Perform", func() {
		It("prints a single-line stage", func() {
			actionsPerformed := []string{}

			err := stage.Perform("Simple stage 1", func() error {
				actionsPerformed = append(actionsPerformed, "1")
				fakeTimeService.Increment(time.Minute)
				return nil
			})

			Expect(err).To(BeNil())

예제 #3

파일: ssh_tunnel_test.go 프로젝트: vestel/bosh-init

	"github.com/cloudfoundry/bosh-init/internal/github.com/pivotal-golang/clock/fakeclock"
)

var _ = Describe("SSH", func() {
	Describe("SSHRetryStrategy", func() {
		var (
			sshRetryStrategy         *SSHRetryStrategy
			fakeTimeService          *fakeclock.FakeClock
			connectionRefusedTimeout time.Duration
			authFailureTimeout       time.Duration
			startTime                time.Time
		)

		BeforeEach(func() {
			startTime = time.Now()
			fakeTimeService = fakeclock.NewFakeClock(startTime)
			connectionRefusedTimeout = 10 * time.Minute
			authFailureTimeout = 5 * time.Minute

			sshRetryStrategy = &SSHRetryStrategy{
				ConnectionRefusedTimeout: connectionRefusedTimeout,
				AuthFailureTimeout:       authFailureTimeout,
				TimeService:              fakeTimeService,
			}
		})

		Describe("IsRetryable", func() {
			refusedErr := errors.New("connection refused")
			authErr := errors.New("unable to authenticate")

			Context("when err is connection refused", func() {