Golang FakeFileSystem.RemoveAll方法代碼示例

			blobstore := NewExternalBlobstore("fake-provider", options, fs, runner, uuidGen, configPath)

			err := blobstore.Validate()
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("not found in PATH"))
		})
	})

	Describe("Get", func() {
		It("external get", func() {
			tempFile, err := fs.TempFile("bosh-blobstore-external-TestGet")
			Expect(err).ToNot(HaveOccurred())

			fs.ReturnTempFile = tempFile
			defer fs.RemoveAll(tempFile.Name())

			fileName, err := blobstore.Get("fake-blob-id", "")
			Expect(err).ToNot(HaveOccurred())

			Expect(len(runner.RunCommands)).To(Equal(1))
			Expect(runner.RunCommands[0]).To(Equal([]string{
				"bosh-blobstore-fake-provider", "-c", configPath, "get",
				"fake-blob-id",
				tempFile.Name(),
			}))

			Expect(fileName).To(Equal(tempFile.Name()))
			Expect(fs.FileExists(tempFile.Name())).To(BeTrue())
		})

		Context("when dependency installation fails", func() {
			JustBeforeEach(func() {
				fakeExtractor.ExtractReturns(errors.New("fake-install-error"))
			})

			It("returns an error", func() {
				_, _, err := compiler.Compile(pkg)
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("fake-install-error"))
			})
		})

		Context("when the packaging script does not exist", func() {
			JustBeforeEach(func() {
				err := fs.RemoveAll(path.Join(pkg.ExtractedPath, "packaging"))
				Expect(err).ToNot(HaveOccurred())
			})

			It("returns error", func() {
				_, _, err := compiler.Compile(pkg)
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("Packaging script for package 'fake-package-1' not found"))
			})
		})

		Context("when the packaging script fails", func() {
			JustBeforeEach(func() {
				fakeResult := fakesys.FakeCmdResult{
					ExitStatus: 1,
					Error:      errors.New("fake-error"),

	var (
		comboManifestPath string
		fakeFs            *fakesys.FakeFileSystem
		parser            Parser
	)

	BeforeEach(func() {
		comboManifestPath = "fake-deployment-path"
		fakeFs = fakesys.NewFakeFileSystem()
		logger := boshlog.NewLogger(boshlog.LevelNone)
		parser = NewParser(fakeFs, logger)
	})

	Context("when combo manifest path does not exist", func() {
		BeforeEach(func() {
			err := fakeFs.RemoveAll(comboManifestPath)
			Expect(err).ToNot(HaveOccurred())
		})

		It("returns an error", func() {
			_, err := parser.Parse(comboManifestPath)
			Expect(err).To(HaveOccurred())
		})
	})

	Context("when parser fails to read the combo manifest file", func() {
		BeforeEach(func() {
			fakeFs.ReadFileError = errors.New("fake-read-file-error")
		})

		It("returns an error", func() {

		fs      *fakeboshsys.FakeFileSystem
		logFile boshsys.File
	)

	BeforeEach(func() {
		fs = fakeboshsys.NewFakeFileSystem()
		var err error
		logFile, err = fs.TempFile("file-logger-test")
		Expect(err).ToNot(HaveOccurred())
		err = logFile.Close()
		Expect(err).ToNot(HaveOccurred())
	})

	AfterEach(func() {
		logFile.Close()
		fs.RemoveAll(logFile.Name())
	})

	It("logs the formatted DEBUG message to the file", func() {
		logger, logFile, err := New(boshlog.LevelDebug, logFile.Name(), DefaultLogFileMode, fs)
		Expect(err).ToNot(HaveOccurred())

		logger.Debug("TAG", "some %s info to log", "awesome")

		contents, err := fs.ReadFileString(logFile.Name())
		Expect(err).ToNot(HaveOccurred())

		expectedContent := expectedLogFormat("TAG", "DEBUG - some awesome info to log")
		Expect(contents).To(MatchRegexp(expectedContent))
	})

//.........這裏部分代碼省略.........
				installationManifest.Registry,
				fakeVMManager,
				mockBlobstore,
				gomock.Any(),
			).Do(func(_, _, _, _, _, _ interface{}, stage biui.Stage) {
				Expect(fakeStage.SubStages).To(ContainElement(stage))
			}).Return(mockDeployment, nil).AnyTimes()

			expectCPIReleaseExtract = mockReleaseExtractor.EXPECT().Extract(cpiReleaseTarballPath).Return(fakeCPIRelease, nil).AnyTimes()

			expectNewCloud = mockCloudFactory.EXPECT().NewCloud(installation, directorID).Return(cloud, nil).AnyTimes()
		})

		It("prints the deployment manifest and state file", func() {
			err := command.Run(fakeStage, []string{deploymentManifestPath})
			Expect(err).NotTo(HaveOccurred())

			Expect(stdOut).To(gbytes.Say("Deployment manifest: '/path/to/manifest.yml'"))
			Expect(stdOut).To(gbytes.Say("Deployment state: '/path/to/manifest-state.json'"))
		})

		It("does not migrate the legacy bosh-deployments.yml if manifest-state.json exists", func() {
			err := fakeFs.WriteFileString(deploymentStatePath, "{}")
			Expect(err).ToNot(HaveOccurred())

			expectLegacyMigrate.Times(0)

			err = command.Run(fakeStage, []string{deploymentManifestPath})
			Expect(err).NotTo(HaveOccurred())
			Expect(fakeInstallationParser.ParsePath).To(Equal(deploymentManifestPath))
		})

		It("migrates the legacy bosh-deployments.yml if manifest-state.json does not exist", func() {
			err := fakeFs.RemoveAll(deploymentStatePath)
			Expect(err).ToNot(HaveOccurred())

			expectLegacyMigrate.Return(true, nil).Times(1)

			err = command.Run(fakeStage, []string{deploymentManifestPath})
			Expect(err).NotTo(HaveOccurred())
			Expect(fakeInstallationParser.ParsePath).To(Equal(deploymentManifestPath))

			Expect(stdOut).To(gbytes.Say("Deployment manifest: '/path/to/manifest.yml'"))
			Expect(stdOut).To(gbytes.Say("Deployment state: '/path/to/manifest-state.json'"))
			Expect(stdOut).To(gbytes.Say("Migrated legacy deployments file: '/path/to/bosh-deployments.yml'"))
		})

		It("sets the temp root", func() {
			err := command.Run(fakeStage, []string{deploymentManifestPath})
			Expect(err).NotTo(HaveOccurred())
			Expect(fakeFs.TempRootPath).To(Equal("fake-install-dir/fake-installation-id/tmp"))
		})

		Context("when setting the temp root fails", func() {
			It("returns an error", func() {
				fakeFs.ChangeTempRootErr = errors.New("fake ChangeTempRootErr")
				err := command.Run(fakeStage, []string{deploymentManifestPath})
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(Equal("Setting temp root: fake ChangeTempRootErr"))
			})
		})

		It("parses the installation manifest", func() {
			err := command.Run(fakeStage, []string{deploymentManifestPath})
			Expect(err).NotTo(HaveOccurred())
			Expect(fakeInstallationParser.ParsePath).To(Equal(deploymentManifestPath))

			Expect(target.Path()).To(Equal("/.bosh_init/installations/fake-uuid-1"))
		})

		It("saves the new installation_id", func() {
			_, err := targetProvider.NewTarget()
			Expect(err).ToNot(HaveOccurred())

			deploymentState, err := deploymentStateService.Load()
			Expect(err).ToNot(HaveOccurred())
			Expect(deploymentState.InstallationID).To(Equal("fake-uuid-1"))
		})
	})

	Context("when the deployment state does not exist", func() {
		BeforeEach(func() {
			err := fakeFS.RemoveAll(configPath)
			Expect(err).ToNot(HaveOccurred())
		})

		It("generates a new installation_id & returns a target based on it", func() {
			target, err := targetProvider.NewTarget()
			Expect(err).ToNot(HaveOccurred())
			Expect(target.Path()).To(Equal("/.bosh_init/installations/fake-uuid-1"))
		})

		It("saves the new installation_id", func() {
			_, err := targetProvider.NewTarget()
			Expect(err).ToNot(HaveOccurred())

			deploymentState, err := deploymentStateService.Load()
			Expect(err).ToNot(HaveOccurred())

			context,
			nil,
		)

		fakeERBRenderer.SetRenderBehavior(
			filepath.Join(srcPath, "monit"),
			filepath.Join(dstPath, "monit"),
			context,
			nil,
		)

		fs.TempDirDir = dstPath
	})

	AfterEach(func() {
		err := fs.RemoveAll(dstPath)
		Expect(err).ToNot(HaveOccurred())
	})

	Describe("Render", func() {
		It("renders job templates", func() {
			renderedjob, err := jobRenderer.Render(job, &releaseJobProperties, jobProperties, globalProperties, "fake-deployment-name", "1.2.3.4")
			Expect(err).ToNot(HaveOccurred())

			Expect(fakeERBRenderer.RenderInputs).To(Equal([]fakebirender.RenderInput{
				{
					SrcPath: filepath.Join(srcPath, "templates/director.yml.erb"),
					DstPath: filepath.Join(renderedjob.Path(), "config/director.yml"),
					Context: context,
				},
				{

					err := fs.MkdirAll("fake-other-extracted-dir", os.ModePerm)
					Expect(err).ToNot(HaveOccurred())
				}).Return(otherRelease, nil).AnyTimes()
			})

			It("extracts all provided releases & finds the cpi release before executing the expected cloud & agent client commands", func() {
				expectDeployFlow()

				err := newDeployCmd().Run(fakeStage, []string{deploymentManifestPath})
				Expect(err).ToNot(HaveOccurred())
			})
		})

		Context("when the deployment state file does not exist", func() {
			BeforeEach(func() {
				err := fs.RemoveAll(deploymentStatePath)
				Expect(err).ToNot(HaveOccurred())

				directorID = "fake-uuid-1"
			})

			It("creates one", func() {
				expectDeployFlow()

				// new directorID will be generated
				mockAgentClientFactory.EXPECT().NewAgentClient(gomock.Any(), mbusURL).Return(mockAgentClient)

				err := newDeployCmd().Run(fakeStage, []string{deploymentManifestPath})
				Expect(err).ToNot(HaveOccurred())

				Expect(fs.FileExists(deploymentStatePath)).To(BeTrue())

				})
			})

			Context("when the CPI release manifest is invalid", func() {
				BeforeEach(func() {
					fakeFs.WriteFileString("/extracted/release/release.MF", "{")
				})

				It("returns an error when the YAML in unparseable", func() {
					_, err := reader.Read()
					Expect(err).To(HaveOccurred())
					Expect(err.Error()).To(ContainSubstring("Parsing release manifest"))
				})

				It("returns an error when the release manifest is missing", func() {
					fakeFs.RemoveAll("/extracted/release/release.MF")
					_, err := reader.Read()
					Expect(err).To(HaveOccurred())
					Expect(err.Error()).To(ContainSubstring("Reading release manifest"))
				})
			})

			Context("when the job refers to a package that does not exist", func() {
				It("returns error", func() {
					releaseMFContents :=
						`---
name: fake-release
version: fake-version

commit_hash: abc123
uncommitted_changes: true