Golang Retryable示例

示例#1

文件： monit_retryable_test.go 项目： vestel/bosh-init

import (
	"errors"

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

	boshretry "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-utils/retrystrategy"
	fakesys "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-utils/system/fakes"

	. "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-agent/platform"
)

var _ = Describe("MonitRetryable", func() {
	var (
		cmdRunner      *fakesys.FakeCmdRunner
		monitRetryable boshretry.Retryable
	)

	BeforeEach(func() {
		cmdRunner = fakesys.NewFakeCmdRunner()
		monitRetryable = NewMonitRetryable(cmdRunner)
	})

	Describe("Attempt", func() {
		Context("when starting monit fails", func() {
			BeforeEach(func() {
				cmdRunner.AddCmdResult("sv start monit", fakesys.FakeCmdResult{
					ExitStatus: 255,
					Error:      errors.New("fake-start-monit-error"),
				})
			})

示例#2

文件： get_state_retryable_test.go 项目： vestel/bosh-init

package agentclient_test

import (
	"errors"

	. "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-agent/agentclient"
	fakeagentclient "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-agent/agentclient/fakes"
	boshretry "github.com/cloudfoundry/bosh-init/internal/github.com/cloudfoundry/bosh-utils/retrystrategy"
	. "github.com/cloudfoundry/bosh-init/internal/github.com/onsi/ginkgo"
	. "github.com/cloudfoundry/bosh-init/internal/github.com/onsi/gomega"
)

var _ = Describe("GetStateRetryable", func() {
	Describe("Attempt", func() {
		var (
			fakeAgentClient   *fakeagentclient.FakeAgentClient
			getStateRetryable boshretry.Retryable
		)

		BeforeEach(func() {
			fakeAgentClient = fakeagentclient.NewFakeAgentClient()
			getStateRetryable = NewGetStateRetryable(fakeAgentClient)
		})

		Context("when get_state fails", func() {
			BeforeEach(func() {
				fakeAgentClient.SetGetStateBehavior(AgentState{}, errors.New("fake-get-state-error"))
			})

			It("returns an error", func() {
				isRetryable, err := getStateRetryable.Attempt()
				Expect(err).To(HaveOccurred())