Expect(innerBlobstore.GetBlobIDs).To(Equal([]string{"fake-blob-id"}))
Expect(fileName).To(Equal(fixturePath))
})
It("returns error if sha1 does not match", func() {
innerBlobstore.GetFileName = fixturePath
incorrectSha1 := "some-incorrect-sha1"
_, err := sha1VerifiableBlobstore.Get("fake-blob-id", incorrectSha1)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("SHA1 mismatch"))
})
It("returns error if inner blobstore getting fails", func() {
innerBlobstore.GetError = errors.New("fake-get-error")
_, err := sha1VerifiableBlobstore.Get("fake-blob-id", fixtureSHA1)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-error"))
})
It("skips sha1 verification and returns without an error if sha1 is empty", func() {
innerBlobstore.GetFileName = fixturePath
fileName, err := sha1VerifiableBlobstore.Get("fake-blob-id", "")
Expect(err).ToNot(HaveOccurred())
Expect(fileName).To(Equal(fixturePath))
})
})
Context("and decompressing the blob fails", func() {
It("returns an error and doesn't remove the target dir", func() {
compressor.DecompressFileToDirErr = fakeError
Expect(fs.FileExists(targetDir)).To(BeTrue())
err := extractor.Extract(blobID, blobSHA1, targetDir)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("Decompressing compiled package: BlobID: 'fake-blob-id', BlobSHA1: 'fake-sha1': Initial error"))
Expect(fs.FileExists(targetDir)).To(BeTrue())
})
})
})
Context("when getting the blob from the blobstore errors", func() {
BeforeEach(func() {
blobstore.GetError = fakeError
})
It("returns an error", func() {
err := extractor.Extract(blobID, blobSHA1, targetDir)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("Getting object from blobstore: fake-blob-id: Initial error"))
})
})
Context("when creating the target dir fails", func() {
It("return an error", func() {
fs.MkdirAllError = fakeError
err := extractor.Extract(blobID, blobSHA1, targetDir)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("Creating target dir: fake-target-dir: Initial error"))
