It("should return nil", func() {
_, err := factory.FindLink("some-device-name")
Expect(err).To(Equal(errors.New("not found")))
})
})
})
Describe("Exists", func() {
Context("when a link is found", func() {
BeforeEach(func() {
netlinker.LinkByNameReturns(&netlink.Vxlan{VxlanId: 41}, nil)
})
It("returns true", func() {
Expect(factory.Exists("some-device-name")).To(BeTrue())
Expect(netlinker.LinkByNameCallCount()).To(Equal(1))
Expect(netlinker.LinkByNameArgsForCall(0)).To(Equal("some-device-name"))
})
})
Context("when link by name returns an error", func() {
BeforeEach(func() {
netlinker.LinkByNameReturns(nil, errors.New("not found"))
})
It("returns false", func() {
Expect(factory.Exists("some-device-name")).To(BeFalse())
Expect(netlinker.LinkByNameCallCount()).To(Equal(1))
Expect(netlinker.LinkByNameArgsForCall(0)).To(Equal("some-device-name"))
})
})