Context("when saving to index fails", func() {
It("returns error", func() {
fakeFS.WriteFileError = errors.New("Could not save")
record := CompiledPackageRecord{
BlobID: "fake-blob-id",
BlobSHA1: "fake-sha1",
}
pkg := birelpkg.Package{
Name: "fake-package-name",
}
err := compiledPackageRepo.Save(pkg, record)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Saving compiled package"))
})
})
Context("when reading from index fails", func() {
It("returns error", func() {
err := compiledPackageRepo.Save(pkg, record)
fakeFS.ReadFileError = errors.New("fake-error")
_, _, err = compiledPackageRepo.Find(pkg)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Finding compiled package"))
})
})
})
})
Context("when the config does not exist", func() {
It("returns a new DeploymentState with generated defaults", func() {
deploymentState, err := service.Load()
Expect(err).NotTo(HaveOccurred())
Expect(deploymentState).To(Equal(DeploymentState{
DirectorID: "fake-uuid-0",
}))
Expect(fakeFs.FileExists(deploymentStatePath)).To(BeTrue())
})
})
Context("when reading config file fails", func() {
BeforeEach(func() {
fakeFs.WriteFileString(deploymentStatePath, "{}")
fakeFs.ReadFileError = errors.New("fake-read-error")
})
It("returns an error", func() {
_, err := service.Load()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-read-error"))
})
})
Context("when the config is invalid", func() {
It("returns an empty DeploymentState and an error", func() {
fakeFs.WriteFileString(deploymentStatePath, "some invalid content")
deploymentState, err := service.Load()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Unmarshalling deployment state file '/some/deployment.json'"))
func rootDesc() {
var (
repo ReleaseRepo
deploymentStateService DeploymentStateService
fs *fakesys.FakeFileSystem
fakeUUIDGenerator *fakeuuid.FakeGenerator
)
BeforeEach(func() {
logger := boshlog.NewLogger(boshlog.LevelNone)
fs = fakesys.NewFakeFileSystem()
fakeUUIDGenerator = &fakeuuid.FakeGenerator{}
fakeUUIDGenerator.GeneratedUUID = "fake-uuid"
deploymentStateService = NewFileSystemDeploymentStateService(fs, fakeUUIDGenerator, logger, "/fake/path")
deploymentStateService.Load()
repo = NewReleaseRepo(deploymentStateService, fakeUUIDGenerator)
})
Describe("List", func() {
Context("when a current release exists", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "fake-guid-a", Name: "fake-name-a", Version: "fake-version-a"},
ReleaseRecord{ID: "fake-guid-b", Name: "fake-name-b", Version: "fake-version-b"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
It("returns existing release", func() {
records, err := repo.List()
Expect(err).ToNot(HaveOccurred())
Expect(records).To(Equal([]ReleaseRecord{
{
ID: "fake-guid-a",
Name: "fake-name-a",
Version: "fake-version-a",
},
{
ID: "fake-guid-b",
Name: "fake-name-b",
Version: "fake-version-b",
},
}))
})
})
Context("when there are no releases recorded", func() {
It("returns not found", func() {
records, err := repo.List()
Expect(err).ToNot(HaveOccurred())
Expect(records).To(HaveLen(0))
})
})
Context("when the config service fails to load", func() {
BeforeEach(func() {
fs.ReadFileError = errors.New("kaboom")
})
It("returns an error", func() {
_, err := repo.List()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Loading existing config"))
})
})
})
Describe("Update", func() {
Context("when there are no existing releases", func() {
It("saves the provided releases to the config file", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).ToNot(HaveOccurred())
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
Expect(conf.Releases).To(ConsistOf(
ReleaseRecord{ID: "fake-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "fake-uuid", Name: "name2", Version: "2"},
))
})
})
Context("when the existing releases exactly match the provided releases", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "old-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "old-uuid", Name: "name2", Version: "2"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
})
Context("when existing versions differ from the provided release versions", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "old-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "old-uuid", Name: "name2", Version: "3"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
It("saves the provided releases to the config file", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).ToNot(HaveOccurred())
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
Expect(conf.Releases).To(ConsistOf(
ReleaseRecord{ID: "fake-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "fake-uuid", Name: "name2", Version: "2"},
))
})
})
Context("when existing names differ from the provided release names", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "old-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "old-uuid", Name: "other-name", Version: "2"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
It("saves the provided releases to the config file", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).ToNot(HaveOccurred())
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
Expect(conf.Releases).To(ConsistOf(
ReleaseRecord{ID: "fake-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "fake-uuid", Name: "name2", Version: "2"},
))
})
})
Context("when a release is removed", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "old-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "old-uuid", Name: "name2", Version: "2"},
ReleaseRecord{ID: "old-uuid", Name: "name3", Version: "3"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
It("saves the provided releases to the config file", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).ToNot(HaveOccurred())
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
Expect(conf.Releases).To(ConsistOf(
ReleaseRecord{ID: "fake-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "fake-uuid", Name: "name2", Version: "2"},
))
})
})
Context("when a release is added", func() {
BeforeEach(func() {
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
conf.Releases = []ReleaseRecord{
ReleaseRecord{ID: "old-uuid", Name: "name1", Version: "1"},
}
err = deploymentStateService.Save(conf)
Expect(err).ToNot(HaveOccurred())
})
It("saves the provided releases to the config file", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).ToNot(HaveOccurred())
conf, err := deploymentStateService.Load()
Expect(err).ToNot(HaveOccurred())
Expect(conf.Releases).To(ConsistOf(
ReleaseRecord{ID: "fake-uuid", Name: "name1", Version: "1"},
ReleaseRecord{ID: "fake-uuid", Name: "name2", Version: "2"},
))
})
})
Context("when the config service fails to save", func() {
BeforeEach(func() {
fs.WriteFileError = errors.New("kaboom")
})
It("returns an error", func() {
err := repo.Update([]release.Release{
fakerelease.New("name1", "1"),
fakerelease.New("name2", "2"),
})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("kaboom"))
})
})
})
}