})
Context("when getting the data directories fails", func() {
It("returns an error", func() {
os.RemoveAll(tmpInstanceDataDir)
_, err := repo.InstanceCount()
Ω(err).To(HaveOccurred())
})
})
})
Describe("AllInstances", func() {
Context("when there are no instances", func() {
It("returns an empty instance slice", func() {
instances, err := repo.AllInstances()
Ω(err).ToNot(HaveOccurred())
Ω(instances).To(BeEmpty())
})
})
Context("when there are some instances", func() {
It("contains created instances", func() {
instance := newTestInstance(instanceID, repo)
instances, err := repo.AllInstances()
Ω(err).ToNot(HaveOccurred())
Ω(instances).To(ContainElement(instance))
})
})
Ω(instances).To(ContainElement(instance))
})
It("logs the instance count", func() {
Expect(logger).To(gbytes.Say("1 shared Redis instance found"))
})
It("logs the ID of the instance", func() {
Expect(logger).To(gbytes.Say(fmt.Sprintf("Found shared instance: %s", instance.ID)))
})
})
Context("when getting one repo ID fails", func() {
BeforeEach(func() {
os.Remove(repo.InstanceConfigPath(instance.ID))
_, errs = repo.AllInstances()
})
It("returns one error", func() {
Expect(len(errs)).To(Equal(1))
Expect(errs[0]).To(HaveOccurred())
})
It("logs the error", func() {
Expect(logger).To(gbytes.Say(errs[0].Error()))
Expect(logger).To(gbytes.Say(fmt.Sprintf("Error getting instance details for instance ID: %s", instanceID)))
})
})
})
Context("when there are several instances", func() {
