Golang FakeBlobstore.CreateBlobID方法代碼示例

func init() {
	Describe("concreteCompiler", func() {
		var (
			compiler       Compiler
			compressor     *fakecmd.FakeCompressor
			blobstore      *fakeblobstore.FakeBlobstore
			fs             *fakesys.FakeFileSystem
			runner         *fakesys.FakeCmdRunner
			packageApplier *fakepa.FakePackageApplier
			packagesBc     *fakebc.FakeBundleCollection
		)

		BeforeEach(func() {
			compressor = fakecmd.NewFakeCompressor()
			blobstore = &fakeblobstore.FakeBlobstore{}
			fs = fakesys.NewFakeFileSystem()
			runner = fakesys.NewFakeCmdRunner()
			packageApplier = fakepa.NewFakePackageApplier()
			packagesBc = fakebc.NewFakeBundleCollection()

			compiler = NewConcreteCompiler(
				compressor,
				blobstore,
				fs,
				runner,
				FakeCompileDirProvider{Dir: "/fake-compile-dir"},
				packageApplier,
				packagesBc,
			)
		})

		BeforeEach(func() {
			fs.MkdirAll("/fake-compile-dir", os.ModePerm)
		})

		Describe("Compile", func() {
			var (
				bundle  *fakebc.FakeBundle
				pkg     Package
				pkgDeps []boshmodels.Package
			)

			BeforeEach(func() {
				bundle = packagesBc.FakeGet(boshmodels.Package{
					Name:    "pkg_name",
					Version: "pkg_version",
				})

				bundle.InstallPath = "/fake-dir/data/packages/pkg_name/pkg_version"
				bundle.EnablePath = "/fake-dir/packages/pkg_name"

				compressor.CompressFilesInDirTarballPath = "/tmp/compressed-compiled-package"

				pkg, pkgDeps = getCompileArgs()
			})

			It("returns blob id and sha1 of created compiled package", func() {
				blobstore.CreateBlobID = "fake-blob-id"
				blobstore.CreateFingerprint = "fake-blob-sha1"

				blobID, sha1, err := compiler.Compile(pkg, pkgDeps)
				Expect(err).ToNot(HaveOccurred())

				Expect(blobID).To(Equal("fake-blob-id"))
				Expect(sha1).To(Equal("fake-blob-sha1"))
			})

			It("cleans up all packages before applying dependent packages", func() {
				_, _, err := compiler.Compile(pkg, pkgDeps)
				Expect(err).ToNot(HaveOccurred())
				Expect(packageApplier.ActionsCalled).To(Equal([]string{"KeepOnly", "Apply", "Apply"}))
				Expect(packageApplier.KeptOnlyPackages).To(BeEmpty())
			})

			It("returns an error if cleaning up packages fails", func() {
				packageApplier.KeepOnlyErr = errors.New("fake-keep-only-error")

				_, _, err := compiler.Compile(pkg, pkgDeps)
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("fake-keep-only-error"))
			})

			It("fetches source package from blobstore", func() {
				_, _, err := compiler.Compile(pkg, pkgDeps)
				Expect(err).ToNot(HaveOccurred())

				Expect(blobstore.GetBlobIDs[0]).To(Equal("blobstore_id"))
				Expect(blobstore.GetFingerprints[0]).To(Equal("sha1"))
			})

			It("returns an error if removing compile target directory during uncompression fails", func() {
				fs.RegisterRemoveAllError("/fake-compile-dir/pkg_name", errors.New("fake-remove-error"))

				_, _, err := compiler.Compile(pkg, pkgDeps)
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("fake-remove-error"))
			})

			It("returns an error if creating compile target directory during uncompression fails", func() {
				fs.RegisterMkdirAllError("/fake-compile-dir/pkg_name", errors.New("fake-mkdir-error"))
//.........這裏部分代碼省略.........

			Expect(innerBlobstore.CleanUpFileName).To(Equal("/some/file"))
		})

		It("returns error if inner blobstore cleaning up fails", func() {
			innerBlobstore.CleanUpErr = errors.New("fake-clean-up-error")

			err := sha1VerifiableBlobstore.CleanUp("/some/file")
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fake-clean-up-error"))
		})
	})

	Describe("Create", func() {
		It("delegates to inner blobstore to create blob and returns sha1 of returned blob", func() {
			innerBlobstore.CreateBlobID = "fake-blob-id"

			blobID, sha1, err := sha1VerifiableBlobstore.Create(fixturePath)
			Expect(err).ToNot(HaveOccurred())
			Expect(blobID).To(Equal("fake-blob-id"))
			Expect(sha1).To(Equal(fixtureSHA1))

			Expect(innerBlobstore.CreateFileName).To(Equal(fixturePath))
		})

		It("returns error if inner blobstore blob creation fails", func() {
			innerBlobstore.CreateErr = errors.New("fake-create-error")

			_, _, err := sha1VerifiableBlobstore.Create(fixturePath)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fake-create-error"))

		action = NewFetchLogs(compressor, copier, blobstore, dirProvider)
	})

	It("logs should be asynchronous", func() {
		Expect(action.IsAsynchronous()).To(BeTrue())
	})

	It("is not persistent", func() {
		Expect(action.IsPersistent()).To(BeFalse())
	})

	Describe("Run", func() {
		testLogs := func(logType string, filters []string, expectedFilters []string) {
			copier.FilteredCopyToTempTempDir = "/fake-temp-dir"
			compressor.CompressFilesInDirTarballPath = "logs_test.tar"
			blobstore.CreateBlobID = "my-blob-id"

			logs, err := action.Run(logType, filters)
			Expect(err).ToNot(HaveOccurred())

			var expectedPath string
			switch logType {
			case "job":
				expectedPath = filepath.Join("/fake", "dir", "sys", "log")
			case "agent":
				expectedPath = filepath.Join("/fake", "dir", "bosh", "log")
			}

			Expect(copier.FilteredCopyToTempDir).To(Equal(expectedPath))
			Expect(copier.FilteredCopyToTempFilters).To(Equal(expectedFilters))