//.........这里部分代码省略.........
			platform.SetupLogrotate("fake-group-name", "fake-base-path", "fake-size")

			logrotateFileContent, err := fs.ReadFileString("/etc/logrotate.d/fake-group-name")
			Expect(err).NotTo(HaveOccurred())
			Expect(logrotateFileContent).To(Equal(expectedEtcLogrotate))
		})
	})

	Describe("SetTimeWithNtpServers", func() {
		It("sets time with ntp servers", func() {
			platform.SetTimeWithNtpServers([]string{"0.north-america.pool.ntp.org", "1.north-america.pool.ntp.org"})

			ntpConfig := fs.GetFileTestStat("/fake-dir/bosh/etc/ntpserver")
			Expect(ntpConfig.StringContents()).To(Equal("0.north-america.pool.ntp.org 1.north-america.pool.ntp.org"))
			Expect(ntpConfig.FileType).To(Equal(fakesys.FakeFileTypeFile))

			Expect(len(cmdRunner.RunCommands)).To(Equal(1))
			Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"ntpdate"}))
		})

		It("sets time with ntp servers is noop when no ntp server provided", func() {
			platform.SetTimeWithNtpServers([]string{})
			Expect(len(cmdRunner.RunCommands)).To(Equal(0))

			ntpConfig := fs.GetFileTestStat("/fake-dir/bosh/etc/ntpserver")
			Expect(ntpConfig).To(BeNil())
		})
	})

	Describe("SetupEphemeralDiskWithPath", func() {
		var (
			partitioner *fakedisk.FakePartitioner
			formatter   *fakedisk.FakeFormatter
			mounter     *fakedisk.FakeMounter
		)

		BeforeEach(func() {
			partitioner = diskManager.FakePartitioner
			formatter = diskManager.FakeFormatter
			mounter = diskManager.FakeMounter
		})

		itSetsUpEphemeralDisk := func(act func() error) {
			It("sets up ephemeral disk with path", func() {
				err := act()
				Expect(err).NotTo(HaveOccurred())

				dataDir := fs.GetFileTestStat("/fake-dir/data")
				Expect(dataDir.FileType).To(Equal(fakesys.FakeFileTypeDir))
				Expect(dataDir.FileMode).To(Equal(os.FileMode(0750)))
			})

			It("creates new partition even if the data directory is not empty", func() {
				fs.SetGlob(path.Join("/fake-dir", "data", "*"), []string{"something"})

				err := act()
				Expect(err).ToNot(HaveOccurred())
				Expect(partitioner.PartitionCalled).To(BeTrue())
				Expect(formatter.FormatCalled).To(BeTrue())
				Expect(mounter.MountCalled).To(BeTrue())
			})
		}

		Context("when ephemeral disk path is provided", func() {
			act := func() error { return platform.SetupEphemeralDiskWithPath("/dev/xvda") }

package disk_test

import (
	"errors"

	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"

	. "github.com/cloudfoundry/bosh-agent/platform/disk"
	fakedisk "github.com/cloudfoundry/bosh-agent/platform/disk/fakes"
)

var _ = Describe("linuxBindMounter", func() {
	var (
		delegateErr     error
		delegateMounter *fakedisk.FakeMounter
		mounter         Mounter
	)

	BeforeEach(func() {
		delegateErr = errors.New("fake-err")
		delegateMounter = &fakedisk.FakeMounter{}
		mounter = NewLinuxBindMounter(delegateMounter)
	})

	Describe("Mount", func() {
		It("delegates to mounter and adds --bind option to mount as a bind-mount", func() {
			delegateMounter.MountErr = delegateErr

			err := mounter.Mount("fake-partition-path", "fake-mount-path", "fake-opt1")

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

	boshlog "github.com/cloudfoundry/bosh-agent/internal/github.com/cloudfoundry/bosh-utils/logger"
	fakesys "github.com/cloudfoundry/bosh-agent/internal/github.com/cloudfoundry/bosh-utils/system/fakes"
	boshdevutil "github.com/cloudfoundry/bosh-agent/platform/deviceutil"
	fakedisk "github.com/cloudfoundry/bosh-agent/platform/disk/fakes"

	. "github.com/cloudfoundry/bosh-agent/platform/disk"
)

var _ = Describe("Diskutil", func() {
	var (
		diskUtil boshdevutil.DeviceUtil
		mounter  *fakedisk.FakeMounter
		fs       *fakesys.FakeFileSystem
	)

	BeforeEach(func() {
		mounter = &fakedisk.FakeMounter{}
		fs = fakesys.NewFakeFileSystem()
		logger := boshlog.NewLogger(boshlog.LevelNone)
		diskUtil = NewDiskUtil("fake-disk-path", mounter, fs, logger)
	})

	Describe("GetFileContents", func() {
		Context("when disk path does not exist", func() {
			It("returns an error if diskpath does not exist", func() {
				_, err := diskUtil.GetFilesContents([]string{"fake-file-path-1"})
				Expect(err).To(HaveOccurred())