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())
})
It("external get errs when temp file create errs", func() {
fs.TempFileError = errors.New("fake-error")
fileName, err := blobstore.Get("fake-blob-id", "")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-error"))
Expect(fileName).To(BeEmpty())
})
It("external get errs when external cli errs", func() {
tempFile, err := fs.TempFile("bosh-blobstore-external-TestGetErrsWhenExternalCliErrs")
Expect(err).ToNot(HaveOccurred())
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("failed"))
})
It("cleans temporary files", func() {
_, _, err := scriptRunner.Run("")
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists("/fake-temp-file")).To(BeFalse())
Expect(fs.FileExists("/fake-temp-file.fake-ext")).To(BeFalse())
})
Context("filesystem errors", func() {
Context("when creating Tempfile fails", func() {
It("errors out", func() {
fs.TempFileError = errors.New("boo")
_, _, err := scriptRunner.Run("")
Expect(err.Error()).To(Equal("Creating tempfile: boo"))
})
})
Context("when writing to the Tempfile fails", func() {
It("errors out", func() {
fs.WriteFileError = errors.New("foo")
_, _, err := scriptRunner.Run("")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("Writing to tempfile: foo"))
})
})