case "drippy/result.json":
return fakeMetadataReader, nil
case "no-such-droplet/droplet.tgz":
return nil, errors.New("some missing droplet error")
case "no-such-metadata/droplet.tgz":
return fakeDropletReader, nil
case "no-such-metadata/result.json":
return nil, errors.New("some missing metadata error")
default:
return nil, errors.New("fake GetReader called with invalid arguments")
}
}
})
It("returns IO readers for the droplet and its metadata", func() {
dropletReader, metadataReader, err := dropletRunner.ExportDroplet("drippy")
defer dropletReader.Close()
defer metadataReader.Close()
Expect(err).NotTo(HaveOccurred())
Expect(ioutil.ReadAll(dropletReader)).To(BeEquivalentTo("some droplet reader"))
Expect(ioutil.ReadAll(metadataReader)).To(BeEquivalentTo("some metadata reader"))
})
Context("when the droplet name does not have an associated droplet", func() {
It("returns an error", func() {
_, _, err := dropletRunner.ExportDroplet("no-such-droplet")
Expect(err).To(MatchError("droplet not found: some missing droplet error"))
})
})
Context("when the droplet name does not have an associated metadata", func() {
fakeDropletReader := ioutil.NopCloser(strings.NewReader("some droplet reader"))
fakeBlobStore.DownloadStub = func(path string) (io.ReadCloser, error) {
switch path {
case "drippy-droplet.tgz":
return fakeDropletReader, nil
case "no-such-droplet-droplet.tgz":
return nil, errors.New("some missing droplet error")
default:
return nil, errors.New("fake GetReader called with invalid arguments")
}
}
})
It("returns IO readers for the droplet", func() {
dropletReader, err := dropletRunner.ExportDroplet("drippy")
defer dropletReader.Close()
Expect(err).NotTo(HaveOccurred())
Expect(ioutil.ReadAll(dropletReader)).To(BeEquivalentTo("some droplet reader"))
})
Context("when the droplet name does not have an associated droplet", func() {
It("returns an error", func() {
_, err := dropletRunner.ExportDroplet("no-such-droplet")
Expect(err).To(MatchError("droplet not found: some missing droplet error"))
})
})
})
Describe("ImportDroplet", func() {
var tmpDir, dropletPathArg string